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___________________________________ max11044/max11045/max11046 16adcmax11054/ max11055/max11056 14adc??468 ??/(t/h)sar ?250ksps????? max11044/max11045/max11046max11054/max11055/ max11056 5v?? 20ma?? ???????? ?4mhz t/h???? ??20mhz??? ?? max11044/max11045/max11046max11054/max11055/ max110564.75v5.25v????2.7v 5.25v????? max11044/max11045/max1104656tqfn64 tqfp?max11054/max11055/max11056? tqfp?-40c+85c??? ___________________________________ ? ? ? ___________________________________ ? 16adc (max11044/max11045/max11046) 14adc (max11054/max11055/max11056) 8?adc (max11046/max11056) 6?adc (max11045/max11055) 4?adc (max11044/max11054) ? ???? ? ?1g?? ? ???t/h ? 3s??? ? ????250ksps ? 16/14?? ? ???? ? 10ns?? ? 100ps?t/h? ? ??4.096v??? 5v? ? 3.0v4.25v??? 4.0v5.2v ? ? 56(8mm x 8mm) tqfn 64(10mm x 10mm)tqfp? ? ? 4/6/8?16/14??adc _______________________________ ? 19-5036; rev 5; 1/11 part pin-package channels max11044 etn+ 56 tqfn-ep* 4 max11044ecb+ 64 tqfp-ep* 4 max11045 etn+ 56 tqfn-ep* 6 max11045ecb+ 64 tqfp-ep* 6 max11046 etn+ 56 tqfn-ep* 8 max11046ecb+ 64 tqfp-ep* 8 max11054 ecb+ 64 tqfp-ep* 4 max11055 ecb+ 64 tqfp-ep* 6 max11056 ecb+ 64 tqfp-ep* 8 ?-40 c+85 c?? + ??(pb)/rohs??? * ep = ?? _______________________________ ?? clamp s/h 16-/14-bit adc clamp s/h 16-/14-bit adc ref buf configuration registers interface and control bandgap reference 8 x 16-/14-bit registers bidirectional drivers ch0 avdd agnds agnd ch7 ? db15** db0/cr0 db3/cr3 db4 eoc shdn convst cs rd wr dgnd dvdd rdc rdc_sense* **max11044/max11045/max11046 ? max11046/max11056 refio int ref 10k? ext ref *connected internally to rdc on the tqfn parts max11044/max11045/max11046/ max11054/max11055/max11056 ? available evaluation kit available ?????????????? ? ????? maxi m? 1080 0 85 2 124 9 () 1080 0 15 2 124 9 ( ) maxi m?china.maximintegrated.com max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056
4/6/8?16/14??adc absolute maximum ratings electrical characteristics (v avdd = +4.75v to +5.25v, v dvdd = +2.70v to +5.25v, v agnds = v agnd = v dgnd = 0v, v refio = internal reference, c rdc = 4 x 33f, c refio = 0.1f, c avdd = 4 x 0.1f || 10f, c dvdd = 3 x 0.1f || 10f; all digital inputs at dvdd or dgnd, unless otherwise noted, f sample = 250ksps. t a = -40c to +85c, unless otherwise noted. typical values are at t a = +25c.) stresses beyond those listed under ?bsolute maximum ratings?may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. avdd to agnd ........................................................-0.3v to +6v dvdd to agnd and dgnd .....................................-0.3v to +6v dgnd to agnd.....................................................-0.3v to +0.3v agnds to agnd...................................................-0.3v to +0.3v ch0Cch7 to agnd ...............................................-7.5v to +7.5v refio, rdc to agnd ..................................-0.3v to the lower of (v avdd + 0.3v) and +6v eoc, wr, rd, cs , convst to agnd.........-0.3v to the lower of (v dvdd + 0.3v) and +6v db0Cdb15 to agnd ....................................-0.3v to the lower of (v dvdd + 0.3v) and +6v maximum current into any pin except avdd, dvdd, agnd, dgnd ...........................................................................50ma continuous power dissipation 56-pin tqfn (derate 47.6mw/c above +70c) ....3809.5mw 64-pin tqfp (derate 43.5mw/c above +70c)........3478mw operating temperature range ...........................-40c to +85c junction temperature ......................................................+150c storage temperature range .............................-65c to +150c lead temperature (soldering, 10s) .................................+300c soldering temperature (reflow) .......................................+260c parameter symbol conditions min typ max units static performance (note 1) max11044/max11045/max11046 16 resolution n max11054/max11055/max11056 14 bits max11044/max11045/max11046 > -2 0.4 < +2 integral nonlinearity inl max11054/max11055/max11056 -0.8 0.13 +0.8 lsb max11044/max11045/max11046 > -1 0.4 < +1.2 differential nonlinearity dnl max11054/max11055/max11056 -0.6 0.15 +0.6 lsb max11044/max11045/max11046 16 no missing codes max11054/max11055/max11056 14 bits offset error 0.001 0.015 %fsr channel offset matching 0.001 0.015 %fsr offset temperature coefficient 0.8 v/c gain error 0.015 %fsr positive full-scale error 0.015 %fsr negative full-scale error 0.015 %fsr positive full-scale error matching 0.01 %fsr negative full-scale error matching 0.01 %fsr channel gain-error matching between all channels 0.01 %fsr gain temperature coefficient 0.5 ppm/c dynamic performance m ax 11044/m ax 11045/ max11046 91 92.3 signal-to-noise ratio snr f in = 10khz, full-scale input m ax 11054/m ax 11055/ max11056 84.5 85.2 db m ax 11044/m ax 11045/ max11046 90.5 92 signal-to-noise and distortion ratio sinad f in = 10khz, full-scale input m ax 11054/m ax 11055/ max11056 84.5 85.2 db max11044?max11046 max11054?max11056 2 maxim integrated
4/6/8?16/14??adc electrical characteristics (continued) (v avdd = +4.75v to +5.25v, v dvdd = +2.70v to +5.25v, v agnds = v agnd = v dgnd = 0v, v refio = internal reference, c rdc = 4 x 33f, c refio = 0.1f, c avdd = 4 x 0.1f || 10f, c dvdd = 3 x 0.1f || 10f; all digital inputs at dvdd or dgnd, unless otherwise noted, f sample = 250ksps. t a = -40c to +85c, unless otherwise noted. typical values are at t a = +25c.) parameter symbol conditions min typ max units m ax 11044/m ax 11045/ max11046 98 104 spurious-free dynamic range sfdr f in = 10khz, full-scale input m ax 11054/m ax 11055/ max11056 95 104 db m ax 11044/m ax 11045/ max11046 -105 -98 total harmonic distortion thd f in = 10khz, full-scale input m ax 11054/m ax 11055/ max11056 -104 -95 db channel-to-channel crosstalk f in = 60hz, full scale and ground on adjacent channel (note 2) -126 -100 db analog inputs (ch0?h7) input voltage range (note 3) 1.22 x v refio v input leakage current -1 +1 a input capacitance 15 pf input-clamp protection current each input simultaneously -20 +20 ma track and hold throughput rate per channel 1 250 ksps acquisition time t acq 1 1000 s -3db point 4 full-power bandwidth -0.1db point > 0.2 mhz aperture delay 10 ns aperture-delay matching 100 ps aperture jitter 50 ps rms internal reference refio voltage v ref 4.08 4.096 4.112 v refio temperature coefficient 5 ppm/c external reference input current -10 +10 a ref voltage-input range v ref 3.00 4.25 v ref input capacitance 15 pf digital inputs (cr0?r3, rd , wr, cs, convst) input voltage high v ih v dvdd = 2.7v to 5.25v 2 v input voltage low v il v dvdd = 2.7v to 5.25v 0.8 v input capacitance c in 10 pf input current i in v in = 0v or v dvdd 10 a max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 3
4/6/8?16/14??adc electrical characteristics (continued) (v avdd = +4.75v to +5.25v, v dvdd = +2.70v to +5.25v, v agnds = v agnd = v dgnd = 0v, v refio = internal reference, c rdc = 4 x 33f, c refio = 0.1f, c avdd = 4 x 0.1f || 10f, c dvdd = 3 x 0.1f || 10f; all digital inputs at dvdd or dgnd, unless otherwise noted, f sample = 250ksps. t a = -40c to +85c, unless otherwise noted. typical values are at t a = +25c.) parameter symbol conditions min typ max units digital outputs (db0?b15, eoc ) output voltage high v oh i source = 1.2ma v dvdd - 0.4 v output voltage low v ol i sink = 1ma 0.25 0.4 v three-state leakage current db0Cdb15, v rd v ih or v cs v ih 10 a three-state output capacitance db0Cdb15, v rd v ih or v cs v ih 15 pf analog supply voltage avdd 4.75 5.25 v digital supply voltage dvdd 2.70 5.25 v max11046/max11056, v avdd = 5v 48 max11045/max11055, v avdd = 5v 39 analog supply current i avdd max11044/max11054, v avdd = 5v 30 ma max11046/max11056, v dvdd = 3.3v 7.0 max11045/max11055, v dvdd = 3.3v 6.5 digital supply current (note 9) i dvdd max11044/max11054, v dvdd = 3.3v 5.5 ma i dvdd 10 shutdown current i avdd 10 a max11044/max11045/ max11046 1 power-supply rejection psr v avdd = 4.9v to 5.1v (note 5) max11054/max11055/ max11056 0.25 lsb timing characteristics (note 4) convst rise to eoc t con conversion time (note 6) 3 s acquisition time t acq 1 1000 s cs rise to convst rise t q sample quiet time (note 6) 500 ns convst rise to eoc rise t 0 47 140 ns eoc fall to convst fall t 1 convst mode b0 = 0 only (note 7) 0 ns convst low time t 2 convst mode b0 = 1 only 20 ns cs fall to wr fall t 3 0 ns wr low time t 4 20 ns cs rise to wr rise t 5 0 ns input data setup time t 6 10 ns input data hold time t 7 1 ns cs fall to rd fall t 8 0 ns rd low time t 9 30 ns max11044?max11046 max11054?max11056 4 maxim integrated
4/6/8?16/14??adc electrical characteristics (continued) (v avdd = +4.75v to +5.25v, v dvdd = +2.70v to +5.25v, v agnds = v agnd = v dgnd = 0v, v refio = internal reference, c rdc = 4 x 33f, c refio = 0.1f, c avdd = 4 x 0.1f || 10f, c dvdd = 3 x 0.1f || 10f; all digital inputs at dvdd or dgnd, unless otherwise noted, f sample = 250ksps. t a = -40c to +85c, unless otherwise noted. typical values are at t a = +25c.) parameter symbol conditions min typ max units rd rise to cs rise t 10 0 ns rd high time t 11 10 ns rd fall to data valid t 12 35 ns rd rise to data hold time t 13 (note 7) 5 ns note 1: see the definitions section at the end of the data sheet. note 2: tested with alternating channels modulated at full scale and ground. note 3: see the input range and protection section for more details. note 4: c load = 30pf on db0Cdb15 and eoc. inputs (ch0Cch7) alternate between full scale and zero scale. f conv = 250ksps. all data is read out. note 5: defined as the change in positive full scale caused by a 2% variation in the nominal supply voltage. note 6: it is recommended that rd, wr, and cs are kept high for the quiet time (t q ) and conversion time (t con ). note 7: guaranteed by design. integral nonlinearity vs. code (max1104_) max11044 toc01 output code (decimal) inl (lsb) 57344 49152 32768 40960 16384 24576 8192 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1.0 -1.0 0 65536 v avdd = 5.0v v dvdd = 3.3v f sample = 250ksps t a = +25c v rdc = 4.096v differential nonlinearity vs. code (max1104_) max11044 toc02 output code (decimal) dnl (lsb) 57344 49152 32768 40960 16384 24576 8192 -0.800 -0.600 -0.400 -0.200 0 0.200 0.400 0.600 0.800 1.000 -1.000 0 65536 v avdd = 5.0v v dvdd = 3.3v f sample = 250ksps t a = +25c v rdc = 4.096v inl and dnl vs. analog supply voltage (max1104_) max11044 toc03 v avdd (v) inl and dnl (lsb) 5.15 5.05 4.95 4.85 -0.6 -0.2 0.2 0.6 1.0 -1.0 4.75 5.25 v dvdd = 3.3v f sample = 250ksps t a = +25c v rdc = 4.096v max inl max dnl min dnl min inl _________________________________________________________________________ ? (v avdd = 5v, v dvdd = 3.3v, t a = +25c, f sample = 250ksps, internal reference, unless otherwise noted.) max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 5
4/6/8?16/14??adc _______________________________________________________________ _____ ?() (v avdd = 5v, v dvdd = 3.3v, t a = +25c, f sample = 250ksps, internal reference, unless otherwise noted.) analog supply current vs. supply voltage max11044 toc05 v avdd (v) i avdd (ma) 5.15 5.05 4.95 4.85 25 30 35 40 45 20 4.75 5.25 t a = +25c f sample = 250ksps max11046 converting max11045 converting max11044 converting max11046 static max11045 static max11044 static digital supply current vs. supply voltage max11044 toc07 v dvdd (v) i dvdd (ma) 4.75 4.25 3.75 3.25 2 4 6 8 10 12 0 2.75 5.25 t a = +25c f sample = 250ksps max11046 converting max11044/max11045/max11046 static max11045 converting max11044 converting inl and dnl vs. temperature (max1104_) max11044 toc04 temperature (c) inl and dnl (lsb) 60 35 10 -15 -1.0 -0.5 0 0.5 1.0 1.5 -1.5 -40 85 v avdd = 5.0v v dvdd = 3.3v f sample = 250ksps v rdc = 4.096v max dnl min dnl max inl min inl analog supply current vs. temperature max11044 toc06 temperature (c) i avdd (ma) 60 35 10 -15 25 30 35 40 45 20 -40 85 v avdd = 5.0v f sample = 250ksps max11046 converting max11045 converting max11044 converting max11046 static max11045 static max11044 static max11044?max11046 max11054?max11056 6 maxim integrated
4/6/8?16/14??adc digital supply current vs. temperature max11044 toc08 temperature (c) i dvdd (ma) 60 35 10 -15 1.2 2.4 3.6 4.8 6.0 7.2 0 -40 85 v dvdd = 3.3v f sample = 250ksps c dbxx = 15pf max11046 converting max11044/max11045/max11046 static max11045 converting max11044 converting analog and digital shutdown current vs. temperature max11044 toc09 temperature (c) shutdown current (a) 60 35 10 -15 1 2 3 4 5 0 -40 85 v avdd = 5.0v v dvdd = 3.3v i avdd i dvdd analog and digital shutdown current vs. supply voltage max11044 toc09a v avdd or v dvdd (v) shutdown current (a) 4.75 4.25 3.75 3.25 1 2 3 4 5 0 2.75 5.25 t a = +25c i avdd i dvdd internal reference voltage vs. temperature max1960 toc11 temperature (c) v refio (v) 60 35 -15 10 4.084 4.088 4.092 4.096 4.104 4.100 4.108 4.112 4.080 -40 85 upper typical limit v avdd = 5.0v lower typical limit offset error and offset error matching vs. temperature max11044 toc13 temperature (c) errors (%fs) 60 35 10 -15 -0.006 -0.002 0.002 0.006 0.010 -0.010 -40 85 f sample = 250ksps v avdd = 5.0v v refio = 4.096v offset error matching offset error internal reference voltages vs. supply voltage max1960 toc10 v avdd (v) v ref (v) 5.15 5.05 4.85 4.95 4.09595 4.09600 4.09605 4.09610 4.09620 4.09615 4.09625 4.09630 4.09590 4.75 5.25 v rdc t a = +25c v refio offset error and offset error matching vs. supply voltage max11044 toc12 v avdd (v) errors (%fs) 5.15 5.05 4.95 4.85 -0.006 -0.002 0.002 0.006 0.010 -0.010 4.75 5.25 f sample = 250ksps t a = +25c v rdc = 4.096v offset error matching offset error _______________________________________________________________ _____ ?() (v avdd = 5v, v dvdd = 3.3v, t a = +25c, f sample = 250ksps, internal reference, unless otherwise noted.) max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 7
4/6/8?16/14??adc gain error and gain error matching vs. supply voltage max11044 toc14 v avdd (v) errors (%fs) 5.15 5.05 4.95 4.85 -0.006 -0.002 0.002 0.006 0.010 -0.010 4.75 5.25 f sample = 250ksps t a = +25c v rdc = 4.096v gain error gain error matching gain error and gain error matching vs. temperature max11044 toc15 temperature (c) errors (%fs) 60 35 10 -15 -0.006 -0.002 0.002 0.006 0.010 -0.010 -40 85 f sample = 250ksps v avdd = 5.0v v refio = 4.096v gain error gain error matching fft plot (max1104_) max11044 toc16 frequency (khz) magnitude (db) 100 75 50 25 -120 -100 -80 -60 -40 -20 0 -140 0 125 f in = 10khz f sample = 250ksps t a = +25c v avdd = 5.0v _______________________________________________________________ _____ ?() (v avdd = 5v, v dvdd = 3.3v, t a = +25c, f sample = 250ksps, internal reference, unless otherwise noted.) signal-to-noise ratio and signal-to-noise and distortion ratio vs. temperature (max1104_) max11044 toc18 temperature (c) snr and sinad (db) 60 35 10 -15 91 92 93 94 95 90 -40 85 f in = 10khz f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.025db from fs snr sinad snr and sinad vs. analog supply voltage (max1104_) max11044 toc20 v avdd (v) snr and sinad (db) 5.15 5.05 4.95 4.85 91.5 92.0 92.5 93.0 91.0 4.75 5.25 f in = 10khz f sample = 250ksps t a = +25c v rdc = 4.096v v in = -0.025db from fs snr sinad two-tone imd plot (max1104_) max11044 toc17 frequency (khz) magnitude (db) 12.0 11.2 10.4 9.6 8.8 8.0 7.2 12.8 f in1 = 9838hz f in2 = 10235hz f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.01dbfs -120 -100 -80 -60 -40 -20 0 -140 total harmonic distortion vs. temperature (max1104_) max11044 toc19 temperature (c) thd (db) 60 35 10 -15 -106.0 -105.5 -105.0 -104.5 -104.0 -103.5 -106.5 -40 85 f in = 10khz f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.025db from fs max11044?max11046 max11054?max11056 8 maxim integrated
4/6/8?16/14??adc thd vs. analog supply voltage (max1104_) max11044 toc21 v avdd (v) thd (db) 5.15 5.05 4.95 4.85 -106 -105 -104 -103 -102 -107 4.75 5.25 f in = 10khz f sample = 250ksps t a = +25c v rdc = 4.096v v in = -0.025db from fs signal-to-noise and distortion ratio vs. frequency (max1104_) max11044 toc22 frequency (khz) sinad (db) 10 1 84 86 88 90 92 94 82 0.1 100 f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.025db from fs thd vs. input frequency (max1104_) max11044 toc23 frequency (khz) thd (db) 10 1 -105 -100 -95 -90 -85 -110 0.1 100 f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.025db from fs _______________________________________________________________ _____ ?() (v avdd = 5v, v dvdd = 3.3v, t a = +25c, f sample = 250ksps, internal reference, unless otherwise noted.) output noise histogram with input connected to agnds (max1104_) max11044 toc25 output code (decimal) number of occurances 50,000 100,000 150,000 200,000 0 32765 32766 32767 32768 32769 32770 32771 v ch_ = 0v v avdd = 5.0v v rdc = 4.096v f sample = 250ksps conversion time vs. temperature max11044 toc27 temperature (c) conversion time (s) 60 35 -15 10 2.93 2.94 2.95 2.96 2.98 2.97 2.99 3.00 2.92 -40 85 v avdd = 5.0v crosstalk vs. frequency max11044 toc24 frequency (khz) crosstalk (db) 10 1 -130 -120 -110 -100 -90 -140 0.1 100 f in = 60hz f sample = 250ksps t a = +25c v avdd = 5.0v v rdc = 4.096v v in = -0.025db from fs inactive channel at agnds conversion time vs. analog supply volatage max11044 toc26 v avdd (v) conversion time (s) 5.15 5.05 4.85 4.95 2.93 2.94 2.95 2.96 2.98 2.97 2.99 3.00 2.92 4.75 5.25 t a = +25c max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 9
4/6/8?16/14??adc _______________________________________________________________ ____________ ? max11044 (tqfn-ep) max11045 (tqfn-ep) max11046 (tqfn-ep) 1 1 1 db13 2 2 2 db12 3 3 3 db11 4 4 4 db10 5 5 5 db9 6 6 6 db8 7, 21, 50 7, 21, 50 7, 21, 50 dgnd 8, 20, 51 8, 20, 51 8, 20, 51 dvdd 9 9 9 db7 10 10 10 db6 11 11 11 db5 12 12 12 db4 13 13 13 db3/cr3 14 14 14 db2/cr2 15 15 15 db1/cr1 16 16 16 db0/cr0 17 17 17 eoc 18 18 18 convst 19 19 19 shdn 22, 28, 35, 43, 49 22, 28, 35, 43, 49 22, 28, 35, 43, 49 rdc 23, 27, 33, 38, 44, 48 23, 27, 33, 38, 44, 48 23, 27, 33, 38, 44, 48 agnds 1613 1612 1611 1610 169 168 ?? ???dvdd?0.1f? dgnd 167 166 165 164 163/? 3 162/? 2 160/? 0 ?????eoc?? ????eoc???? ???convst?? ???convst???convst ?? = 0?adc??? ??shdn??? ??????????? ??? ???rdc?? ?80f??agnd ??? ? ???pcb?agndagnds ? 161/? 1 max11044?max11046 max11054?max11056 10 maxim integrated
4/6/8?16/14??adc ____________________________________________________________________________ ?() max11044 (tqfn-ep) max11045 (tqfn-ep) max11046 (tqfn-ep) 24, 30, 41, 47 24, 30, 41, 47 24, 30, 41, 47 avdd 25, 31, 40, 46 25, 31, 40, 46 25, 31, 40, 46 agnd 32 29 26 ch0 34 32 29 ch1 37 34 32 ch2 39 37 34 ch3 36 36 36 refio ? 39 37 ch4 ? 42 39 ch5 ? ? 42 ch6 ? ? 45 ch7 52 52 52 wr 53 53 54 cs 54 54 54 rd 55 55 55 db15 56 56 56 db14 26, 29, 42, 45 26, 45 ? i.c. ? ? ? ep ????avdd?0.1f avddagnd ???agnd? ?0?? ?1?? ?2?? ?3?? ??/??refioagnd? ?0.1f? ?4?? ?5?? ?6?? ?7?? ???wr????adc ??wr?? ?????adc?? cs?? ???rd???adc ????rd?? 1615 1614 ??agnd ???agnd? ??????? max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 11
4/6/8?16/14??adc max11044 (tqfp-ep) max11045 (tqfp-ep) max11046 (tqfp-ep) 1 1 1 db14 2 2 2 db13 3 3 3 db12 4 4 4 db11 5 5 5 db10 6 6 6 db9 7 7 7 db8 8, 22, 59 8, 22, 59 8, 22, 59 dgnd 9, 21, 60 9, 21, 60 9, 21, 60 dvdd 10 10 10 db7 11 11 11 db6 12 12 12 db5 13 13 13 db4 14 14 14 db3/cr3 15 15 15 db2/cr2 16 16 16 db1/cr1 17 17 17 db0/cr0 18 18 18 eoc 19 19 19 convst 20 20 20 shdn 23, 28, 32, 38, 43, 49, 53, 58 23, 28, 32, 38, 43, 49, 53, 58 23, 28, 32, 38, 43, 49, 53, 58 agnds 24, 29, 35, 46, 52, 57 24, 29, 35, 46, 52, 57 24, 29, 35, 46, 52, 57 avdd 25, 30, 36, 45, 51, 56 25, 30, 36, 45, 51, 56 25, 30, 36, 45, 51, 56 agnd ____________________________________________________________________________ ?() 1614 1613 1612 1611 1610 169 168 ?? 167 166 165 164 ???dvdd?0.1f? dgnd 163/? 3 162/? 2 161/? 1 160/? 0 ?????eoc?? ????eoc???? ???convst?? ???convst???convst ?? = 0?adc??? ??shdn??? ??????????? ??? ???pcb?agndagnds ? ????avdd?0.1f avddagnd ???agnd? max11044?max11046 max11054?max11056 12 maxim integrated
4/6/8?16/14??adc max11044 (tqfp-ep) max11045 (tqfp-ep) max11046 (tqfp-ep) 26, 55 26, 55 26, 55 rdc_sense 27, 33, 40, 48, 54 27, 33, 40, 48, 54 27, 33, 40, 48, 54 rdc 37 34 31 ch0 39 37 34 ch1 42 39 37 ch2 44 42 39 ch3 41 41 41 refio ? 44 42 ch4 ? 47 44 ch5 ? ? 47 ch6 ? ? 50 ch7 61 61 61 wr 62 62 62 cs 63 63 63 rd 64 64 64 db15 31, 34, 47, 50 31, 50 ? i.c. ? ? ? ep ____________________________________________________________________________ ?() ??rdc? ???rdc?? ?80f??agnd ??? ? ?0?? ?1?? ?2?? ?3?? ??/??refioagnd? ?0.1f? ?4?? ?5?? ?6?? ?7?? ???wr????adc ??wr?? ?????adc?? cs?? ???rd???adc ????rd?? 1615 ??agnd ???agnd? ??????? max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 13
4/6/8?16/14??adc max11054 (tqfp-ep) max11055 (tqfp-ep) max11056 (tqfp-ep) 1 1 1 db12 2 2 2 db11 3 3 3 db10 4 4 4 db9 5 5 5 db8 6 6 6 db7 7 7 7 db6 8, 22, 59 8, 22, 59 8, 22, 59 dgnd 9, 21, 60 9, 21, 60 9, 21, 60 dvdd 10 10 10 db5 11 11 11 db4 12 12 12 db3 13 13 13 db2 14 14 14 db1/cr3 15 15 15 db0/cr2 16 16 16 cr1 17 17 17 cr0 18 18 18 eoc 19 19 19 convst 22, 28, 35, 43, 49 22, 28, 35, 43, 49 22, 28, 35, 43, 49 shdn 23, 28, 32, 38, 43, 49, 53, 58 23, 28, 32, 38, 43, 49, 53, 58 23, 28, 32, 38, 43, 49, 53, 58 agnds 24, 29, 35, 46, 52, 57 24, 29, 35, 46, 52, 57 24, 29, 35, 46, 52, 57 avdd 25, 30, 36, 45, 51, 56 25, 30, 36, 45, 51, 56 25, 30, 36, 45, 51, 56 agnd 26, 55 26, 55 26, 55 rdc_sense ____________________________________________________________________________ ?() 1412 1411 1410 149 148 147 146 ?? ???dvdd?0.1f? dgnd 145 144 143 142 141/? 3 140/? 2 ?1 ?0 ?????eoc?? ????eoc???? ???convst?? ???convst???convst ?? = 0?adc??? ??shdn??? ??????????? ??? ???pcb?agndagnds ? ????avdd?0.1f avddagnd ???agnd? ??rdc? max11044?max11046 max11054?max11056 14 maxim integrated
4/6/8?16/14??adc _______________________________ ?? max11044/max11045/max11046max11054/max11055/ max11056???adc???ic?4 68adc?????? t/h???? max11044/max11045/max11046max11054/max11055/ max11056??????max11044/ max11045/max11046max11054/max11055/max11056 ?? 5v? 20ma?? max11044/max11045/max11046max11054/max11055/ max110564.75v5.25v?2.7v 5.25v????? max11044/max11045/max11046max11054/max11055/ max11056?adc?? ????3 s????20mhz? ???????? ??max11044/max11045/max11046 max11054/max11055/max11056?? max11054 (tqfp-ep) max11055 (tqfp-ep) max11056 (tqfp-ep) 27, 33, 40, 48, 54 27, 33, 40, 48, 54 27, 33, 40, 48, 54 rdc 37 34 31 ch0 39 37 34 ch1 42 39 37 ch2 44 42 39 ch3 41 41 41 refio ? 44 42 ch4 ? 47 44 ch5 ? ? 47 ch6 ? ? 50 ch7 61 61 61 wr 62 62 62 cs 63 63 63 rd 64 64 64 db13 31, 34, 47, 50 31, 50 ? i.c. ???e p ____________________________________________________________________________ ?() ???rdc?? ?80f??agnd ??? ? ?0?? ?1?? ?2?? ?3?? ??/??refioagnd? ?0.1f? ?4?? ?5?? ?6?? ?7?? ???wr????adc ??wr?? ?????adc?? cs?? ???rd???adc ????rd?? 1413 ??agnd ???agnd? ??????? max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 15
4/6/8?16/14??adc ???(v refio = 4.096v) ?refio????0.1 f ? ? /(t/h) ????????? t/h4mhz???? ???????? adc????? ????? ?? ??????? max11044/max11045/max11046max11054/max11055/ max11056??? ?????3.0v4.25v?v refio ?3.662v5.188v? ??? 20ma?? max11044/max11045/max11046max11054/max11055/ max11056??(v avdd + 300mv)-(v avdd + 300mv)??? ?? v avdd ??? ??????? v avdd ????/ avdd??????? ??(v avdd + 0.3v) ??(?1)????? ?(r s )?????? max11044/max11045/max11046max11054/max11055/ max11056??? 20ma?? ??????7v? ?r s ( . ) vx refio 5 4 096 max11044/max11045/max11046/ max11054/max11055/max11056 clamp s/h 16-/14-bit adc clamp s/h 16-/14-bit adc ref buf configuration registers interface and control bandgap reference 8 x 16-/14-bit registers bidirectional drivers ch0 source avdd agnds *connected internally on the tqfn parts to rdc **max11044/max11045/max11046 ? max11046/max11056 agnd ch7 ? db15** db0/cr0 db3/cr3 db4 eoc shdn convst cs rd wr dgnd dvdd rdc rdc_sense* refio int ref 10k? ext ref r s input signal pin voltage ?1. ? max11044?max11046 max11054?max11056 16 maxim integrated
4/6/8?16/14??adc ?v fault_max ???2 ? ?2?3??r s = 1280 ? ???- ?? (v avdd + 300mv) ????? ????? _______________________________ ?? ?? ???cr0 cr34??y? ?????(cs )(rd )(wr )? ( eoc )??(convst)?6?7? electrical characteristics ???y???? db0 db15/db13?16/14?rd = 1 cs = 1?? cr3 (?/??) cr3????por?? = 0 0 = ??refio??10k ? ?? 0.1fagnd 1 = ??????refio cr2 (??) cr2???por?? = 0 0 = ??? 1 = ?? cr1 () cr1?0 cr0 (convst??) cr0???por?? = 0 0 = convst??convst?? convst? 1 = ??????convst ? ? ?? cs wr??? ??cr3 C cr0?wr ??? ??????adc? ?cr3cr0?? r vv ma s fault max _ = -7 20 cr3 cr2 cr1 cr0 int/ext reference output data format must be set to 0 convst mode 1. ? max11044 fig02 signal voltage at source and pin (v) i clamp (ma) -10-30 3010 30 -30 10 -10 -20 20 0 -50 50 r s = 1280? v avdd = 5v at ch_ input at source ?2. max11044 fig03 signal voltage at source and pin (v) i clamp (ma) -4-6 246 0- 2 30 -30 10 -10 -20 20 0 -8 8 r s = 1280? v avdd = 5v at ch_ input at source ?3. (?) max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 17
4/6/8?16/14??adc ? convst?max11044/max11045/max11046 max11054/max11055/max11056????? ???????500ns ??(t q )??? ???(cr0 = 0)convst??? max11044/max11045/max11046max11054/max11055/ max11056???????t/h ???convst????? 1 s (t acq )??????convst ???max11044/max11045/max11046 max11054/max11055/max11056?? ?eoc????? ????(cr0 = 1)???? max11044/max11045/max11046max11054/max11055/ max11056??convst ??convst????20ns ??????? ?????max11044/max11045/max11046 max11054/max11055/max11056??? ?? cs rd ?????20mhz 16/14(d0 C d15/d13)?? eoc?? ???cs rd?????? rd??????? cs rd?????cs?? ???????8??? ????? ? ?? max11044/max11045/max11046max11054/max11055/ max11056???????0.1 f ?refioagnd?refio? ???refio?10k ? refio?????? ?? ?????? ??refio??????? refio??50khz?10v s n s n + 1 t 8 t 12 t 13 t 9 t 10 t 11 rd (user supplied) cs (user supplied) db0?b15/db13 ?5. ? configuration register t 6 t 3 t 4 t 5 t 7 wr (user supplied) cs (user supplied) cr0?r3 (user supplied) ?4. ???? max11044?max11046 max11054?max11056 18 maxim integrated
4/6/8?16/14??adc s 0 s 1 s 6 s 7 sample t q t acq t 2 t con t o convst eoc rd db0?b15/db13 cs ?7. ???(cr0 = 1) s 0 s 1 s 6 s 7 sample t q t acq t con t o t 1 convst eoc rd db0?b15/db13 cs ?6. ???(cr0 = 0) max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 19
4/6/8?16/14??adc ? max11044/max11045/max11046max11054/max11055/ max11056???sar?? ????????? 5rdc?rdc?pcb ??????rdc? 10 f?????rdc 80f?? ?8?9??? ?lsb? -fs 7fff 0001 0000 8000 8001 fffe input voltage (lsb) output code (hex) ffff 0 full-scale transition +fs +32,766.5 x v lsb -32,767.5 x v lsb -fs = -32,768 x v lsb 7ffe +fs = 32,767 x v lsb v lsb = (10/4.096) x (v ref /65,536) + 32,768 output code = v lsb v in ?8. 16?? -fs 1fff 0001 0000 2000 2001 3ffe input voltage (lsb) output code (hex) 3fff 0 full-scale transition +fs +8190.5 x v lsb -8191.5 x v lsb -fs = -8192 x v lsb 1ffe +fs = 8191 x v lsb v lsb = (10/4.096) x (v ref /16,384) output code = v lsb v in + 8192 ?8b. 14?? output code (hex) full-scale transition -fs ffff 8001 8000 0000 0001 7ffe input voltage (lsb) 7fff 0 +fs fffe output code = v lsb = (10/4.096) x (v ref /65,536) -fs = -32,768 x v lsb +fs = 32,767 x v lsb +32,766.5 x v lsb -32,767.5 x v lsb v lsb v in ?9. 16??? output code (hex) full-scale transition -fs 3fff 2001 2000 0000 0001 1ffe input voltage (lsb) 1fff 0 +fs +8190.5 x v lsb -8191.5 x v lsb 3ffe v lsb = (10/4.096) x (v ref /16,384) output code = v lsb v in -fs = -8192 x v lsb +fs = 8191 x v lsb ?9b. 14??? max11044?max11046 max11054?max11056 20 maxim integrated
4/6/8?16/14??adc max11046/ max11056 adc adc adc adc adc adc adc adc i3 v3 i2 v2 phase 2 phase 1 phase 3 load 2 load 1 vn in neutral load 3 opt opt current transformer voltage transformer ?10. max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 21
4/6/8?16/14??adc 16-/14-bit adc max11044/ max11045/ max11046/ max11054/ max11055/ max11056 16-/14-bit adc 16-/14-bit adc 16-/14-bit adc 16-/14-bit adc position encoder dsp-based digital processing engine igbt current drivers i phase1 3-phase electric motor i phase3 i phase2 ?11. dsp max11044?max11046 max11054?max11056 22 maxim integrated
4/6/8?16/14??adc ??? ????t?pcb? ?????????? (??)???adc ??gnd??????? ???max11044/max11045/ max11046max11054/max11055/max11056dgnd agndagnds??????? ??k??? ????rdc(tqfn?22 28354349?tqfp?2733404854 )?pcb?rdc??tqfp ?rdc_sense2655???rdc? ??80 f?rdc2 ??????2249?(tqfn)?? 2754?(tqfp)4????? 22284349?(tqfn)??2733 4854?(tqfp)2121047 f10v x5r????22??49?(tqfn?) ???4121022 f10v x5r?????22284349? (tqfn?)??????? ????agnd? ?y5uz5u??????? ???????rdc??? 4.096v??80 f??? ??10v22 f x5r4.096v???20 f ?y5u???13 f????25v y5u 22 f4.096v?????20f 0.1 f???avdddvdd?? ?????pcb? avdddvdd?10 f??? ???avdddvdd? ???max11044/max11045/max11046 max11054/max11055/max11056????avdd ?????dvdd?? ?????(1 s)???? ?max11044/max11045/max11046max11054/ max11055/max11056??1nfc0g?? ??????? ????? ?? ?10????? dsp ?11???dsp? ?(inl) inl??????? ?????? ? ??(dnl) dnl??1lsb??? ??dnl electrical characteristics -1 lsbdnl ???????? -0.9 lsb???-1.1 lsb?? ? ???max11044/max11045/max11046 0x8000 (??)0x0000 (? )??max11054/max11055/max11056 ??0x2000 ( ?)0x0000 (?)?? ?agnds??0v ??16??(10/4.096) x v ref x (65,534/65,536)14??(10/4.096) x v ref x (16,382/16,384)???? max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 23
4/6/8?16/14??adc ?????? max11044/max11045/max11046??? ???0x7ffe0x7fff??? ?0xfffe0xffff?????? 0x80000x8001????0x00000x0001 max11054/max11055/max11056?? ???0x1ffe0x1fff?? ??0x3ffe0x3fff???? ??0x20000x2001????0x0000 0x0001max11044/max11045/max11046max11054/ max11055/max11056???? ??????(10/4.096) x v ref x (65,534/65,536)(10/4.096) x v ref x (16,382/16,384) ? (snr) ????snr? (rms?)rms(?)?? ??/??? adc??(n)? snr = (6.02 x n + 1.76)db ?n = 16/14??? ?????snrrms rms???rms? ?????? ?+ ?(sinad) sinad???rms?adc ?rms??? (enob) enob??adc????? ?adc?adc ???enob ?(thd) thd??5rms??? ?? ?v 1 ??v 2 v 5 ?25? ??(sfdr) sfdr?(????) rms???? ?rms??? ?? ??(t ad )??????? ??? ? ?(t aj )?????? ? ???????? ??17??????0?? -0.4dbfs60hz????0? 110ksps fft?260hz???? db?? ?? ?adc??-20dbfs?????? ????adc??? ??????3db ? ?-0.5dbfs??adc? ???3db??? ??? thd vvvv v = +++ ? ? ? ? ? ? ? ? ? ? 20 2 2 3 2 4 2 5 2 1 log enob sinad = ? 1 76 6 02 . . sinad db signal noise distortion rms rms ( ) log () = + ? ? ? ? ? ? 10 max11044?max11046 max11054?max11056 24 maxim integrated
4/6/8?16/14??adc top view max11044 max11045 max11046 tqfn 8mm x 8mm + 15 17 16 18 19 20 21 22 23 24 25 26 27 28 db1/cr1 *ep db0/cr0 eoc convst shdn dvdd dgnd rdc agnds avdd agnd ch0*/i.c. ?? agnds rdc db14 db15 rd cs wr dvdd dgnd rdc agnds avdd agnd i.c. ?? /ch7* ? max11044 ? max11045 *max11046 agnds rdc 48 47 46 45 44 43 54 53 56 55 52 51 50 49 1 2 3 4 5 6 7 8 9 10 11 12 13 14 42 41 40 39 38 37 36 35 34 33 32 31 30 29 db4 cr3/db3 cr2/db2 db5 db6 db7 dvdd dgnd db8 db9 db10 db11 db12 db13 agnd avdd ch1*/ch0 ? /i.c. ? ch2*/ch1 ? /ch0 ? agnds ch3*/ch2 ? /ch1 ? rdc refio ch4*/ch3 ? /ch2 ? agnds ch5*/ch4 ? /ch3 ? agnd avdd ch6*/ch5 ? /i.c. ? max11044 max11045 max11046 tqfp 10mm x 10mm + 19 21 20 22 23 24 25 26 27 28 29 30 31 32 *ep eoc convst shdn dvdd dgnd agnds avdd agnd rdc_sense rdc agnds avdd agnd ch0*/i.c. ?? agnds dgnd agnds rd cs wr avdd agnd rdc_sense rdc agnds avdd agnd i.c. ?? /ch7* agnds 54 53 52 51 50 49 60 59 62 61 58 57 56 55 1 2 3 4 5 6 7 8 9 10 11 12 13 14 48 47 46 45 44 43 42 41 40 39 38 37 36 35 db5 db4 cr3/db3 db6 db7 dvdd dgnd db8 db9 db10 db11 db12 db13 db14 ch2*/ch1 ? /ch0 ? agnd avdd agnds ch3*/ch2 ? /ch1 ? rdc refio ch4*/ch3 ? /ch2 ? agnds ch5*/ch4 ? /ch3 ? agnd avdd ch6*/ch5 ? /i.c. ? rdc 15 16 cr2/db2 cr1/db1 34 33 ch1*/ch0 ? /i.c. ? rdc 17 18 db0/cr0 db15 dvdd 64 63 ____________________________________________________________________________ ?16?32,766.5 x (10/4.096) x (v ref /65,536) (14?8190.5 x (10/4.096) x (v ref /16,384))?16fffeffff (143ffe3fff) (?) (???? ?)167ffe7fff (141ffe1fff) (? ) (??)???? ?16?-32,767.5 x (10/4.096) x (v ref /65,536) (14?-8191.5 x (10/4.096) x (v ref /16,384))?00000001 (?) (?????)1680008001 (14 20002001) (?) (??)?? ?? _______________________________ ?? process: bicmos max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 maxim integrated 25
4/6/8?16/14??adc max11054 max11055 max11056 + 19 21 20 22 23 24 25 26 27 28 29 30 31 32 *ep eoc convst shdn dvdd dgnd agnds avdd agnd rdc_sense rdc agnds avdd agnd ch0*/i.c. ?? agnds dgnd agnds rd cs wr avdd agnd rdc_sense rdc agnds avdd agnd i.c. ?? /ch7* agnds 54 53 52 51 50 49 60 59 62 61 58 57 56 55 1 2 3 4 5 6 7 8 9 10 11 12 13 14 48 47 46 45 44 43 42 41 40 39 38 37 36 35 ch2*/ch1 ? /ch0 ? agnd avdd agnds ch3*/ch2 ? /ch1 ? rdc refio ch4*/ch3 ? /ch2 ? agnds ch5*/ch4 ? /ch3 ? agnd avdd ch6*/ch5 ? /i.c. ? rdc 15 16 34 33 ch1*/ch0 ? /i.c. ? rdc 17 18 cr0 db13 dvdd 64 63 ? max11054 ? max11055 *max11056 tqfp 10mm x 10mm db3 db2 cr3/db1 db4 db5 dvdd dgnd db6 db7 db8 db9 db10 db11 db12 cr2/db0 cr1 ____________________________________________________________________________ () ? ? ?? 56 tqfn-ep t5688+3 21-0135 90-0047 64 tqfp-ep c64e+6 21-0084 90-0328 ____________________________________________________________________________ ?? ?????(?)? china.maxim-ic.com/packages ????+ # -? rohs?????????????rohs???? max11044?max11046 max11054?max11056 26 maxim integrated
4/6/8?16/14??adc 0 10/09 ? 1 3/10 1, 2, 8, 9, 19 2 5/10 1?4, 7, 9?26 3 9/10 1, 3?8, 13?18, 22 4 10/10 1?8, 15 5 1/11 1, 2, 4, 20 ____________________________________________________________________________ ?? ? ? ? ?? tqfp? 14max11054/max11055/max11056 ??? typical operating characteristics ??? ?? max11044max11045max11046tqfp? electrical characteristics typical operating characteristics ?? ? max11054max11055max11056? electrical characteristics ?8b ?9b max11044Cmax11046 max11054Cmax11056 max11044?max11046 max11054?max11056 ma xim ma xim ??????? ? max im ????????? ? ???(??)?????? maxim integrated 160 rio robles, san jose, ca 95134 usa 1-408-601-1000 7 ? 2011 maxim integrated maxim?maxim integratedmaxim integrated products, inc.?? maxim 8328 100083 ?800 810 0310 010-6211 5199 010-6211 5299

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