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tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 1 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? applications 28 - pin 6x6mm leadless smt package ? 3g / 4g wireless infrastructure ? cdma, wcdma, lte ? repeaters product features functional block diagram ? 1.5 - 2.7 ghz frequency range ? 4 1.1 db maximum gain at 2 .5 ghz ? 31.5 db gain range in 0.5 db steps ? +4 7 .5 dbm output ip3 ? + 2 7. 3 dbm output p1db ? fully internally matched module ? integrated blocking capacitors, bias inductors ? 3 - wire spi control programming general description p in configuration the TQM879008 is a digital variable gain amplifier (dvga) featuring high linearity over the entire gain control range. th is amplifier module integrates two gain block s , a digital - step attenuator (dsa), and a high linearity ? w amplif ier. the module has the added feature of integrating all matching components, bias chokes and blocking capacitors. the internal 6 - bit dsa provides a 31.5 db gain control range in 0.5 db steps, and is controlled with a serial periphery interface (spi tm ). the TQM879008 features variable gain from 10 db to 41.1 db at 2.5 ghz, +4 7 .5 dbm output ip3, and +27.3 dbm p1db. the module operates from a single +5v sup ply and is available in a compact 28 - pin 6x6 mm leadless smt package. the TQM879008 is pin compatible with the tqm829007 (0.7 - 1.0ghz, 0.25w dvga) and tqm879006 (1. 4 - 2.7ghz, 0.25w dvga). this allows one to size the right type of device for specific system level requirements as well as making the dvga family ideal for applications where a common pcb layout is used for different frequency bands. ordering i nfo rmation part no. description TQM879008 1.5 - 2.7 ghz digital variable gain amp tqm87900 8 - pcb fully assembled eval uation b oa rd includes usb control board (evh) standard t/r size = 2500 pieces on a 13 reel . pin # symbol 1 le 2 data 3 clk 4, 22 nc 6 rfin 8 vcc_amp1 /vcc_amp2 14 vcc_amp3 16 rfout 28 vcc_spi all o ther pins gnd l e d a t a c l k n c g n d r f i n g n d 1 2 3 4 5 6 7 2 1 2 0 1 9 1 8 1 7 1 6 1 5 g n d g n d g n d g n d g n d r f o u t g n d 2 8 2 7 2 6 2 5 2 4 2 3 2 2 v c c _ s p i g n d g n d g n d g n d g n d n c 8 9 1 0 1 1 1 2 1 3 1 4 v c c _ a m p 1 / v c c _ a m p 2 g n d g n d g n d g n d g n d v c c _ a m p 3 d s a a m p 1 b a c k s i d e p a d d l e - g n d s p i a m p 2 d c b i a s i n g m a t c h i n g d c b i a s i n g a m p 3 m a t c h i n g
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 2 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? specificatio ns absolute maximum ratings parameter rating storage temperature - 55 to 150 o c rf input power, cw, 50 , t = 25oc +23 dbm v cc (pins 8, 14, 28) + 5.5 v digital input voltage v cc + 0.5v operation of this device outside the parameter ranges given above may cause permanent damage. recommended operating conditions parameter min typ max unit s v cc (pins 8, 1 4, 28) 4.75 5 5.25 v case temperature - 40 85 o c junction temperature, t j 170 o c t j specified for >10 6 hours mttf electrical specifications are measured at specified test conditions. specifications are not guaranteed over all recommended operatin g conditions. electrical specifications test conditions unless otherwise noted: 25 oc, +5v cc , maximum gain state . parameter conditions min typ max unit s operational freq range 15 00 2700 mhz test frequency 2500 mhz gain 38 4 1. 1 44 db gain con trol range 0.5 db step size 31 .5 db accuracy error all states, 3 wire spi, 6 states (0.3+5% of attenuation setting) max db control interface 3 - wire serial interface 6 bit input return loss 16 db output return loss 1 4 db noise figure maximum gain state 3.9 db output p1db + 2 7. 3 dbm output ip3 pout = +11 dbm/tone , ? f = 1mhz spacing + 4 1 + 4 7 .5 db m i/o impedance 50 ohm supply voltage +5 v supply current 220 2 8 5 320 ma thermal resistance, ? jc module (junction to case) 20.5 o c/w
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 3 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? application circuit (tqm87900 8 - pcb) notes : 1. for pcb boa rd layout, see page 9 for more information. 2. all components are of 0603 size unless stated otherwise. 3. for spi timing diagram, see page 6 . 4. 0 ? jumpers may be replaced with copper traces in the target application layout. 5. different ground pins are used for spi (digital) and analog supply voltages. 6. the primary rf microstrip characteristic line impedance is 50 ?. 7. the single power supply is used to provide supply voltage to amp1 , amp2 and amp 3 . typical performance , m ax imum g ain s tate frequency g hz 1 .5 1.9 2.1 2.3 2 .5 2.7 gain db 41.7 41.8 41.7 41.5 41. 1 41 input return loss db 14.6 13.2 11 12 16 20 output return loss db 6.2 9.2 11.7 13 14 12 output p1db dbm +26.3 +26.7 +27.8 +27.8 +27.3 +27 output ip3 @ pout = 11 dbm/tone , ? bill of materia l: tq m 879008 - pcb reference desg. value description manufacturer part number u1 1.5 C 2.7 ghz dvga triquint tq m879008 c8 0.1 uf cap, chip, 0603, 16 v, x7r, 10 % various c4 10 uf cap, chip, 0603, 6.3 v, x 5r, 20 % various c1, c2, fb1, fb2 0 res, chip, 0603, 1/16w, 5% various f b 1 f b 2 c 1 c 2 u 1 c 8 j 3 j 1 j 1 j 1 j 2 j 2 j 2 c 4 s p i _ l e g n d s p i _ v c c g n d v c c _ a m p 1 / a m p 2 s p i _ d a t a s p i _ c l k n c g n d r f _ i n c 1 0 ? g n d g n d g n d g n d g n d n c g n d g n d g n d g n d g n d g n d r f _ o u t c 2 0 ? g n d g n d g n d g n d v c c _ a m p 3 c 8 0 . 1 u f j 2 r f o u t p u t j 1 r f i n p u t j 3 - 1 j 3 - 2 j 3 - 3 j 3 - 4 j 3 - 5 j 3 - 6 j 3 - 7 j 3 - 8 j 3 - 9 j 3 - 1 0 j 3 - 1 1 j 3 - 1 2 j 3 - 1 3 j 3 - 1 4 j 3 - 1 5 j 3 - 1 6 j 3 - 1 9 j 3 - 1 7 j 3 - 1 8 j 3 - 2 0 s p i _ v c c d a t a c l k l e v c c _ a m p g n d g n d u 1 6 x 6 _ 2 8 p i n c 4 1 0 u f f b 1 0 ? f b 2 0 ?
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 4 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? typical performance plots 5 10 15 20 25 30 35 40 45 1.5 1.7 1.9 2.1 2.3 2.5 2.7 gain (db) frequency (ghz) gain vs. freq over attenuation states 0db 0.5db 1db 2db 4db 8db 16db 31.5db temp. = 25 o c 35 37 39 41 43 45 1.5 1.7 1.9 2.1 2.3 2.5 2.7 gain (db) frequency (ghz) gain vs. freq over temperature maximum gain state +85 c +25 c ?40 c - 30 - 25 - 20 - 15 - 10 - 5 0 1.5 1.7 1.9 2.1 2.3 2.5 2.7 gain (db) frequency (ghz) s11 vs. freq over attenuation states 0db 0.5db 1db 2db 4db 8db 16db 31.5db temp. = 25 o c - 25 - 20 - 15 - 10 - 5 0 1.5 1.7 1.9 2.1 2.3 2.5 2.7 s11 (db) frequency (ghz) s11 vs. freq over temperature maximum gain state +85 c +25 c ?40 c - 25 - 20 - 15 - 10 - 5 0 1.5 1.7 1.9 2.1 2.3 2.5 2.7 gain (db) frequency (ghz) s22 vs. freq over attenuation states 0db 0.5db 1db 2db 4db 8db 16db 31.5db temp. = 25 o c - 25 - 20 - 15 - 10 - 5 0 1.5 1.7 1.9 2.1 2.3 2.5 2.7 s22 (db) frequency (ghz) s22 vs. freq over temperature maximum gain state +85 c +25 c ?40 c
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 5 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? 35 40 45 50 55 2.3 2.4 2.5 2.6 2.7 oip3 (dbm) frequency (ghz) oip3 vs. temperature 1 mhz tone spacing pout /tone = 11dbm +85 c +25 c ?40 c max gain state 24 25 26 27 28 29 2.3 2.4 2.5 2.6 2.7 p1db (dbm) frequency (ghz) p1db vs. temperature +85 c +25 c ?40 c max gain state 35 40 45 50 55 1.5 1.7 1.9 2.1 2.3 2.5 2.7 oip3 (dbm) frequency (ghz) oip3 vs. frequency 1 mhz tone spacing pout /tone = 11dbm max gain state 24 25 26 27 28 29 1.5 1.7 1.9 2.1 2.3 2.5 2.7 p1db (dbm) frequency (ghz) p1db vs. frequency max gain state - 65 - 60 - 55 - 50 - 45 15 16 17 18 19 aclr (dbc) pout (dbm) aclr vs. output power vs. frequency 1500mhz 1900mhz 2100mhz 2300mhz 2600mhz wcdma 3gpp tm 1+64 dpch 5mhz offset, par = 10.2db @ 0.01% probability 3.84mhz bandwidth max gain state 0 1 2 3 4 5 6 1.5 1.7 1.9 2.1 2.3 2.5 2.7 nf (db) frequency (ghz) noise figure vs. frequency +25 c max gain state
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 6 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? serial control interface serin (msb in first 6 - bit word) control logic truth table 6 - bit control word to dsa m sb l sb attenuation state d5 d4 d3 d2 d1 d0 1 1 1 1 1 1 reference : il 1 1 1 1 1 0 0.5 db 1 1 1 1 0 1 1 db 1 1 1 0 1 1 2 db 1 1 0 1 1 1 4 db 1 0 1 1 1 1 8 db 0 1 1 1 1 1 16 db 0 0 0 0 0 0 31.5 db any combination of the possible 64 states will provide an attenuation of approximately the sum of bits selected serial control interface timing diagram clk is disabled when le is high s e r i n c l k l e d 5 - d 0 m s b - l s b d 5 - d 0 m s b - l s b t s d s u p t s d h l d t l e s u p t l e p w t p l o
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 7 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? serial control timing characteristics test conditions: 25oc parameter condition min max units clock frequency 50% duty cycle 10 mhz le setup time, t lesup a fter last clk rising edge 10 ns le pulse width, t lepw 30 ns serin set - up t ime, t sdsup b efore clk rising edge 10 ns serin hold - time, t sdhld a fter clk rising edge 10 n s le pulse spacing t le le to le pulse spacing 630 n s propagation delay t plo le to parallel output valid 30 ns serial control dc logic characteristics tes t conditions: 25oc parameter condition min max units input low voltage, v il 0 0.8 v input high voltage, v ih 2.1 vcc v input current, i ih / i i l on serin, le and clk - 10 + 10 a
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 8 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? detailed device description the TQM879008 i s a 50 ? internally matched digital variable gain amplifier (dvga) featuring high linearity over the entire gain control range . the amplifier module features the integration of two gain block, a digital - step attenuator (dsa), along with a high linearity ? w amplifier. the module is unconditionally stable. internal blocking capacitors and bias structures keep external parts count to a minimum. the d vga has an operational frequency range from 1.5 - 2.7 g hz. for any further technical questions, please emai l to sjcapplications.engineering@tqs.com . functional schematic diagram where m = matching network . chain analysis table the chain analysis of dvga module is shown below in the table. this table provides the typical performance of individual stages in the module as well as overall module performance. individual stage performance overall performance function amp1 dsa amp2 amp3 gain (db) 14 - 1. 8 14 15 41. 1 nf (db) 3.9 1.8 2.0 4.5 3.9 oip3 (dbm) 30 55 40 4 8 4 7 .5 p1db (dbm) 15 28.5 22 27.4 2 7. 3 icc (ma) 60 2.0 85 1 40 28 5 amp1 amp 2 amp 3 dsa spi m.n. m.n.
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 9 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? pin configuration and description pin symbol description 1 le serial l atch enable i nput. when le is high, latch is clear and content of spi control the a ttenuator. when le is low, data in spi is latched. 2 data serial data input . the data and clock pins allow the data to be entered serially into spi and is independent of latch state. 3 clk serial clock input . 4 , 22 n/c no connec t or open. this pin is n ot connected in this module 6 rf in input, matched to 50 ohms . internal ly dc block ed . 8 v cc _amp1 / vcc_amp2 supply voltage to amp1 and amp2 . this pin is connected internally to bypass capacitors followed by inductor inside the module . 14 v cc _amp 3 supply voltage to amp 3 . this pin is connected internally to bypass capacitors followed by inductor inside the module . 16 rfout output, matched to 50 ohms . internal ly dc block ed . 28 v cc _spi supply voltage for spi and dsa chip. this pin is connected to bypass ca pacitor internally . all other pins gnd rf/dc ground connection pc board specifications pc b material and stack - up l e d a t a c l k n c g n d r f i n g n d 1 2 3 4 5 6 7 2 1 2 0 1 9 1 8 1 7 1 6 1 5 g n d g n d g n d g n d g n d r f o u t g n d 2 8 2 7 2 6 2 5 2 4 2 3 2 2 v c c _ s p i g n d g n d g n d g n d g n d n c 8 9 1 0 1 1 1 2 1 3 1 4 v c c _ a m p 1 / v c c _ a m p 2 g n d g n d g n d g n d g n d v c c _ a m p 3 d s a a m p 1 b a c k s i d e p a d d l e - g n d s p i a m p 2 d c b i a s i n g m a t c h i n g d c b i a s i n g a m p 3 m a t c h i n g 1 o z . c u b o t t o m l a y e r n e l c o n - 4 0 0 0 - 1 3 c o r e n e l c o n - 4 0 0 0 - 1 3 r = 3 . 7 t y p . 1 o z . c u t o p l a y e r 1 o z . c u i n n e r l a y e r 1 o z . c u i n n e r l a y e r 0 . 0 1 4 " 0 . 0 1 4 " 0 . 0 6 2 0 . 0 0 6 f i n i s h e d b o a r d t h i c k n e s s
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 10 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? mechanical information package information and dimensions markings: part number: TQM879008 lot code: yy is the year of manufacture ww is the work week aaxxxx is the assembly code 1. all dimensions are in millimeters. angles are in degrees. 2. except where noted, this part outline conforms to jedec standard mo - 270, issue b ( variation dae) for extra thin profile, fine pitch, internal stacking module (ism). 3. dimension and tolerance formats conform to asme y14.4m - 1994. 4. the contact pin numbering convention and pin 1 identifier conform to jesd 95 - 1 spp - 012. 5. coplanarity applies to t he exposed ground/thermal pad as well as the contact pins. pcb mount ing pattern notes: 1. all dimensions are in millimeters. angles are in degrees. 2. use 1 oz. copper minimum for top and bottom layer metal. 3. vias are required under the backsi de paddle of this device for proper rf/dc grounding and thermal dissipation. we recommend a 0.35mm (#80/.0135") diameter bit for drilling via holes and a final plated thru diameter of 0.25mm (0.10). 4. ensure good package backside paddle solder attach for reliable operation and best electrical performance. 28x 0.73 0.70 pitch 4.20 4.20 0.35 28x 0.40 component side 30x package outline 0.66 0.76 0.38 1 3 TQM879008 yyww cccc axxxxx .10 c 2x .10 c 2x (1x) shape 0.10 c a b (28x) 0.450x x 0.400y 0.10 c a b gnd/thermal pad 5 .10 c .08 c seating plane 28x 5 6.00.1 6.00.1 2.10 2.10 5.35 28x 0.10 2.10 2.10 1.020.08 c 0.70 28x 0.70 pitch 0.70 4 terminal #1 identifier 4 terminal #1 identifier triquint 9005 yyww
tq m879008 1.5 - 2.7 ghz ? w digital variable gain amplifier data sheet: rev g 12/ 10 / 12 - 11 of 11 - disclaimer: subject to change without notice ? 20 12 triquint semiconductor, inc. connecting the digital world to the global network ? product compliance information esd information esd rating: class 1c value: passes ? 1000 v to < 2000 v test: human body model (hbm) standard: jedec standard jesd22 - a114 esd rating: class iv value: passes ? 1000 v test: charged device model (cdm) standard: jedec standard jesd22 - c101 solderability compatible with both lead - free (maximum 260 c reflow temperature) and tin/lead (maximum 245 c reflow temperature) soldering proces ses. this part is compliant with eu 2002/95/ec rohs directive (restrictions on the use of certain hazardous substances in electrical and electronic equipment). this product also has the following attributes: ? halogen free (chlorine, bromine) ? antimony fre e ? tbbp - a (c 15 h 12 br 4 0 2 ) free ? pfos free ? svhc free msl rating the part is rated moisture sensitivity level 3 at 260c per jedec standard ipc/jedec j - std - 020. contact information for the latest specifications, additional product information, worldwide sa les and distribution locations, and information about triquint: web: www.triquint.com tel: +1.503.615.9000 email: info - sales@tqs.com fax: +1.503.615.8902 for tec hnical questions and application information: email: sjcapplications.engineering@tqs.com important notice the information contained herein is believed to be reliable . triquint makes no war ranties regarding the information contain ed herein . triquint assumes no responsibility or liability whatsoever for any of the information contained her ein. triquint assumes no responsibility or liability whatsoever for the use of the information containe d herein. the information contained herein is provided "as is, where is" and with all faults, and the entire risk associated with such information is entirely wi th the user. all information contained herein is subject to change without notice. customers should obtain and verify the latest relevant information before placing orders for triquint products. the information contained herein or any use of such information does not grant, explicitly or implicitly, to any party any patent rights, licenses, or a ny other intellectual property rights, whether with regard to such information itself or anything described by such information. triquint products are not warranted or authorized for use as critical components in medical, life - saving, or life - sustaining applications, or other applications where a failure would reasonably be expected to cause severe personal injury or death.

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