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HA19216/mp 6-bit flash type analog-to digital converter description the HA19216/mp bipolar lsi performs high speed 6-bit a/d conversion. digital data output and clock input terminals are compatible with ttl and cmos. the HA19216/mp are designed for video signal processing application. features 6-bit resolution (including overflow) 6-bit latched three-state outputs maximum conversion rate: 20 msps (min) single power supply: +5 v digital data output, high impedance state control and clock input terminals compatible with ttl and cmos needs no sample and hold circuit 18-pin dip package and 28-pin surface mount package. output current: ? i ol = 1.4 ma (guaranteed) ? i oh = ? ma (guaranteed) application pattern recognition using a computer high-speed measuring instruments ordering information type no. package HA19216 300mil 18 pin plastic dip (dp-18a) HA19216mp 28 pin plastic qfi (mp-28)
HA19216/mp 2 pin arrangement b6 of gnd nc ce2 clk phase v rt ce1 v rb b5 b4 b3 b2 b1 v cc v in v rm (top view) (top view) 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 of nc b6 b5 nc b4 nc phase nc v in nc gnd nc ce2 nc ce1 nc clk nc v rm b3 b2 b1 nc nc v cc 3 2 1 28 27 26 12 13 14 15 16 17 4 5 6 7 8 9 10 11 25 24 23 22 21 20 19 18 v rb v rt ?HA19216 ?HA19216mp pin function pin no. HA19216 HA19216mp symbol function remarks 1 1 b6 bit 6 digital output (msb) 2 3 of digital output (overflow) 3 5 gnd ground 4 nc not connected 5 7 ce2 digital output high impedance control input 69 ce1 digital output high impedance control input 7 11 clk clock input 8 13 phase clock phase control input 914v rt high level reference voltage input 10 15 v br low level reference voltage input 11 17 v in analog input 12 19 v cc power supply 13 21 b1 bit 1 digital output (lsb)
HA19216/mp 3 pin function (cont) pin no. HA19216 HA19216mp symbol function remarks 14 22 b2 bit 2 digital output 15 23 b3 bit 3 digital output 16 24 v rm reference voltage center tap 17 26 b4 bit 4 digital output 18 28 b5 bit 5 digital output note: ce1 ce2 b1 ?b6 of lzz l h h/l h/l h h z h/l h: high level l: low level : don? care z: high impedance
HA19216/mp 4 block diagram clk 7 8 11 9 r/2 phase v in v rt 16 10 v rm v rb r r r r r r r/2 comparators and latches comp. 1 comp. 2 comp. 33 comp. 63 comp. 64 encoder logic high impedance state buffer q d clk q d clk q d clk q d clk q d clk q d clk q d clk 3 gnd 5 ce2 6 ce1 13 b1 (lsb) 14 b2 15 b3 17 b4 18 b5 1 b6 (msb) 2 of 12 v cc (19) (13) (17) (14) (24) (15) (5) (7) (9) (22) (21) (23) (26) (28) (1) (3) (11) indicates HA19216 pin number indicates HA19216mp pin number m ( )
HA19216/mp 5 interface 64 comparators 11 v cc v in figure 1 analog input v cc v clk v phase 7 8 100 figure 2 clock input v cc v ce1 v ce2 6 5 100 figure 3 high impedance state control input
HA19216/mp 6 2 v cc 1 18 17 15 14 13 of b6 b5 b4 b3 b2 b1 high impedance state control same as pin 2 figure 4 digital output absolute maximum ratings (ta = 25 c, unless otherwise specified) item symbol rating unit supply voltage v cc +7.0 v input signal voltage* v in 0 to v cc v input reference voltage* v r 0 to v cc v digital input voltage v i 0 to v cc v voltage applied to digital output pin in high impedance v o 0 to v cc v power dissipation p t 550 mw operating temperature topr 0 to +70 c storage temperature tstg ?5 to +125 c reference voltage difference v rt ?v rb 1.3 v reference center tap voltage v rm open state voltage 0.1 v note: v in and v r should not be lower than 1.5 v at the same time.
HA19216/mp 7 electrical characteristics (ta = 25 c, v cc = 5.0 v, v rt = 3.0 v, v rb = 2.0 v, unless otherwise specified) item symbol min typ max unit test condition resolution 6 6 6 bits operating supply voltage v cc 4.75 5.0 5.25 v quiescent current i cc 5084maf clk = 20 msps digital input voltage high v ih 2.0 v cc v low v il 0 0.8 v digital input current high i ih 100 m av i = 2.7 v low i il ?00 m av i = 0.4 v digital output voltage high v oh 3.4 3.8 v i oh = ? ma low v ol 0.61 0.76 v i ol = 1.4 ma digital output current high i ozh 100 m av o = 5.0 v (high impedance) low i ozl ?00 m av o = 0.5 v reference current rt i rt 8 12 ma v in = 1.9 v rb i rb ?2 ? ma v in = 3.1 v input current i in ?050 m av in = 3.1 v input capacitance c in ?5pfv rb < v in < v rt , f(v in ) = 1 mhz static linearity error differential d.n.l. ?.25 +0.25 lsb integral i.n.l. 1.0 lsb p-p maximum conversion rate f clk max. 2 0 msps digital output propagation delay t pd 3450ns c l = 15 pf digital output rise time t tlh 1015ns c l = 15 pf digital output fall time t thl 1725ns c l = 15 pf digital output enable time t zh 1220ns (high impedance) t zl 4870ns digital output disable time t hz 3243ns (high impedance) t lz 2333ns clock pulse width vphase t wh 28 32 ns = 0.8 v t wl 15 18 ns vphase t wh 10 13 ns = 2.0v t wl 33 37 ns
HA19216/mp 8 measurement output 1 measurement point 2 15pf c l +5v sw1 r 2.4k r 1.0k sw2 ? cl includes probe capacitance, floating capacitance of measurement equipment. ? for t zl , t lz measurement: sw1 = on sw2 = off, for t zh , t hz measurement: sw1 = off, sw2 = on figure 5 measurement load for digital output, enable time, disable time phase (pin 8) sample 2 clk (pin 7) sample 1 sample 3 b1?6, of data valid 1 data valid 2 data valid 3 t pd t pd clk (pin 7) b1?6, of data valid 1 data valid 2 data valid 3 t pd comparator data is latched 1 0 1 0 1 0 1 0 phase (pin 8) 1 0 1 0 sample 1 sample 2 sample 3 comparator data is latched figure 6 timing diagram
HA19216/mp 9 video signal generator HA19216 a/d converter 6 d/a converter tektronix 520a vectorscope 20mhz clock generator figure 7 measuring circuit for dg and dp signal generator HA19216 a/d converter 6 d/a converter oscilloscope 20mhz clock generator figure 8 measuring circuit for analog input frequency response
HA19216/mp 10 high frequency input response 40ire modulated ntsc ramp f clk = 20 msps unlocked figure 9 high frequency analog input response differential phase 40ire modulated ntsc ramp f clk = 20 msps unlocked figure 10 high frequency analog input response differential gain
HA19216/mp 11 50 mv 2 m s input (1 vpp sine wave) beat-frequency wave form of 5.05 mhz input signal-sampling at 20 mhz figure 11 beat-frequency waveform of 5.05 mhz input signal-sampled at 20 mhz 50 mv 1 m s input (1 vpp sine wave) beat-frequency wave form of 10.14 mhz input signal-sampling at 20 mhz figure 12 beat-frequency waveform of 10.14 mhz input signal-sampled at 20 mhz
HA19216/mp 12 when using this document, keep the following in mind: 1. this document may, wholly or partially, be subject to change without notice. 2. all rights are reserved: no one is permitted to reproduce or duplicate, in any form, the whole or part of this document without hitachi? permission. 3. hitachi will not be held responsible for any damage to the user that may result from accidents or any other reasons during operation of the user? unit according to this document. 4. circuitry and other examples described herein are meant merely to indicate the characteristics and performance of hitachi? semiconductor products. hitachi assumes no responsibility for any intellectual property claims or other problems that may result from applications based on the examples described herein. 5. no license is granted by implication or otherwise under any patents or other rights of any third party or hitachi, ltd. 6. medical applications: hitachi? products are not authorized for use in medical applications without the written consent of the appropriate officer of hitachi? sales company. such use includes, but is not limited to, use in life support systems. buyers of hitachi? products are requested to notify the relevant hitachi sales offices when planning to use the products in medical applications. hitachi, ltd. semiconductor & ic div. nippon bldg., 2-6-2, ohte-machi, chiyoda-ku, tokyo 100, japan tel: tokyo (03) 3270-2111 fax: (03) 3270-5109 for further information write to: hitachi america, ltd. semiconductor & ic div. 2000 sierra point parkway brisbane, ca. 94005-1835 u s a tel: 415-589-8300 fax: 415-583-4207 hitachi europe gmbh electronic components group continental europe dornacher stra? 3 d-85622 feldkirchen m?nchen tel: 089-9 91 80-0 fax: 089-9 29 30 00 hitachi europe ltd. electronic components div. northern europe headquarters whitebrook park lower cookham road maidenhead berkshire sl6 8ya united kingdom tel: 0628-585000 fax: 0628-778322 hitachi asia pte. ltd. 16 collyer quay #20-00 hitachi tower singapore 0104 tel: 535-2100 fax: 535-1533 hitachi asia (hong kong) ltd. unit 706, north tower, world finance centre, harbour city, canton road tsim sha tsui, kowloon hong kong tel: 27359218 fax: 27306071

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