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a adg774 rev. c information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781/329-4700 www.analog.com fax: 781/326-8703 ?2004 analog devices, inc. all rights reserved. cmos 3 v/5 v, wide bandwidth quad 2:1 mux functional block diagram 1 of 2 decoder adg774 en in s1a s1b s2a s2b s3a s3b s4a s4b d1 d2 d3 d4 features low insertion loss and on resistance: 2.2 typical on resistance flatness 0.5 typical automotive temperature range ?0 c to +125 c ? db bandwidth = 240 mhz single 3 v/5 v supply operation rail-to-rail operation very low distortion: 0.5% low quiescent supply current (1 na typical) fast switching times t on 7 ns t off 4 ns ttl/cmos compatible applications usb 1.1 signal switching circuits cell phones pdas battery-powered systems communications systems data acquisition systems token ring 4 mbps/16 mbps audio and video switching relay replacement general description the adg774 is a monolithic cmos device comprising four 2:1 multiplexer/demultiplexers with high impedance outputs. the cmos process provides low power dissipation yet gives high switching speed and low on resistance. the on resistance variation is typically less than 0.5 ? with an input signal ranging from 0 v to 5 v. the bandwidth of the adg774 is greater than 200 mhz; this, coupled with low distortion (typically 0.5%), makes the part suitable for switching usb 1.1 data signals and fast ethernet signals. the on resistance profile is very flat over the full analog input range ensuring excellent linearity and low distortion when switching audio signals. fast switching speed, coupled with high signal bandwidth, also makes the parts suitable for video signal switching. cmos construction ensures ultralow power dissipa- tion, making the parts ideally suited for portable and battery- powered instruments. the adg774 operates from a single 3.3 v/5 v supply and is ttl logic compatible. the control logic for each switch is shown in the truth table. these switches conduct equally well in both directions when on, and have an input signal range that extends to the supplies. in the off condition, signal levels up to the supplies are blocked. the adg774 switches exhibit break-before-make switching action. product highlights 1. wide ? db bandwidth, 240 mhz. 2. ultralow power dissipation. 3. extended signal range. the adg774 is fabricated on a cmos process giving an increased signal range that fully extends to the supply rails. 4. low leakage over temperature. 5. break-before-make switching. this prevents channel shorting when the switches are config- ured as a multiplexer. 6. crosstalk typically ?0 db @ 30 mhz. 7. off isolation typically ?0 db @ 10 mhz.
e2e rev. c adg774especifications b version 1 e40 c to e40 c to parameter +25 c +85 c +125 c unit test conditions/comments analog switch analog signal range 0 v to v dd v on resistance (r on ) 2.2 typ v d = 0 v to v dd , i s = e10 ma 57 max on resistance match between channels (
e3e rev. c adg774 b version 1 e40 c to e40 c to parameter +25 c +85 c +125 c unit test conditions/comments analog switch analog signal range 0 v to v dd v on resistance (r on )4 typ v d = 0 v to v dd , i s = e10 ma 89 max on resistance match between channels ( en n e n n
adg774 e4e rev. c ordering guide model temperature range package descriptions package options adg774br e40 c to +125 c standard small outline package (soic) r-16 adg774br-reel e40 c to +125 c standard small outline package (soic) r-16 adg774br-reel7 e40 c to +125 c standard small outline package (soic) r-16 ADG774BRZ * e40 c to +125 c standard small outline package (soic) r-16 ADG774BRZ-reel * e40 c to +125 c standard small outline package (soic) r-16 ADG774BRZ-reel7 * e40 c to +125 c standard small outline package (soic) r-16 adg774brq e40 c to +125 c shrink small outline package (qsop) rq-16 adg774brq-reel e40 c to +125 c shrink small outline package (qsop) rq-16 adg774brq-reel7 e40 c to +125 c shrink small outline package (qsop) rq-16 adg774brqz * e40 c to +125 c shrink small outline package (qsop) rq-16 adg774brqz-reel * e40 c to +125 c shrink small outline package (qsop) rq-16 adg774brqz-reel7 * e40 c to +125 c shrink small outline package (qsop) rq-16 * z = pb-free part. caution esd (electrostatic discharge) sensitive device. electrostatic charges as high as 4000 v readily accumulate on the human body and test equipment and can discharge without detection. although the adg774 features proprietary esd protection circuitry, permanent damage may occur on devices subjected to high energy electrostatic discharges. therefore, proper esd precautions are recommended to avoid performance degradation or loss of functionality. absolute maximum ratings 1 (t a = 25 c unless otherwise noted.) v dd to gnd . . . . . . . . . . . . . . . . . . . . . . . . . . . e0.3 v to +6 v analog, digital inputs 2 . . . . . . . . . . e0.3 v to v dd + 0.3 v or 30 ma, whichever occurs first continuous current, s or d . . . . . . . . . . . . . . . . . . . . 100 ma peak current, s or d . . . . . . . . . . . . . . . . . . . . . . . . . 300 ma (pulsed at 1 ms, 10% duty cycle max) operating temperature range industrial (b version) . . . . . . . . . . . . . . . . e40 c to +125 c storage temperature range . . . . . . . . . . . . . e65 c to +150 c junction temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 150 c soic package, power dissipation . . . . . . . . . . . . . . . . 600 mw
adg774 e5e rev. c pin configuration (soic/qsop) top view (not to scale) 1 3 2 4 5 6 7 8 in s1a s1b d1 s2a s2b d2 gnd v dd en s4a s4b d4 s3a s3b d3 adg774 16 14 15 13 12 11 10 9 terminology v dd most positive power supply potential. gnd ground (0 v) reference. s source terminal. may be an input or output. dd rain terminal. may be an input or output. in logic control input. en n
adg774 e6e rev. c t a = 25 c v s or v d drain or source voltage e v 1.3 2.5 3.7 4.9 5.0 4.5 0 r on e 2.0 1.5 1.0 0.5 3.0 2.5 3.5 4.0 v dd = 2.7v v dd = 3.0v v dd = 4.5v v dd = 5.0v tpc 1. on resistance as a function of v d (v s ) for various single supplies v dd = 5v 3.0 0 r on e 1.5 1.0 0.5 2.0 2.5 v s or v o drain or source voltage e v 1.3 2.5 3.7 4.9 +85 c +25 c e40 c tpc 2. on resistance as a function of v d (v s ) for different temperatures with 5 v single supplies +25 c e40 c 4.5 0 r on e 2.0 1.5 1.0 3.0 2.5 3.5 4.0 0.5 v dd = 3v v s or v d drain or source voltage e v 0.6 1.1 1.6 2.1 2.6 +85 c tpc 3. on resistance as a function of v d (v s ) for different temperatures with 3 v single supplies etypical performance characteristics v dd = 5v frequency e hz 0 10m 10k on response e db e4 e2 100k 1m 100m e6 tpc 4. on response vs. frequency frequency e hz 0 e10 e100 100k 1g 1m 10m 100m e40 e70 e80 e90 e20 e30 e60 e50 attenuation e db v dd = 5v r l = 100 tpc 5. off isolation vs. frequency frequency e hz 0 e10 e100 100k 1g 1m 10m 100m e40 e70 e80 e90 e20 e30 e60 e50 attenuation e db v dd = 5v r l = 100 v p-p = 0.316v tpc 6. crosstalk vs. frequency
adg774 e7e rev. c source voltage e v 20 5 e10 15 10 0 e5 0 5.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 charge injection e pc v dd = 5v t a = 25 c tpc 7. charge injection vs. source voltage tx1 rx1 figure 1. loop back 120 100 figure 2. line termination figure 3. line clamp
adg774 e8e rev. c i ds v1 sd v s r on = v1/i ds test circuit 1. on resistance sd v s a a v d i s (off) i d (off) test circuit 2. off leakage sd v s a v d i d (on) test circuit 3. on leakage t est circuits 0.1 f 5v v s in sd v dd gnd r l 100 c l 35pf v out en 3v 50% 50% 90% 90% v in v out t on t off test circuit 4. switching times 0.1 f 5v v s en s1a d1 v dd gnd r l 100 c l 35pf v out s1b decoder v s 50% 50% v in v out t d t d 50% 50% 3v 0v v s test circuit 5. break-before-make time delay
adg774 e9e rev. c 0.1 f 5v v s in d1 v dd gnd r l 100 v out v in en test circuit 6. bandwidth 0.1 f 5v v s in d1 v dd gnd r l 100 v out v in en s1a s1b test circuit 8. off isolation 0.1 f 5v v s d1 v dd gnd en s1a s2a 100 v in d2 nc v out r l 100 channel-to-channel crosstalk = 20 log |v s /v out | test circuit 7. channel-to-channel crosstalk 5v en s1a v dd c l 1nf s1b v in v out 3v v out q inj = c l v out c l 1nf c l 1nf c l 1nf d1 v out d2 v out d3 v out d4 v out adg774 1 of 2 decoder in s2a s2b s3a s3b s4a s4b v s r s test circuit 9. charge injection
adg774 e10e rev. c outline dimensions 16-lead standard small outline package [soic] narrow body (r-16) dimensions shown in millimeters and (inches) controlling dimensions are in millimeters; inch dimensions (in parentheses) are rounded-off millimeter equivalents for reference only and are not appropriate for use in design compliant to jedec standards ms-012ac 16 9 8 1 4.00 (0.1575) 3.80 (0.1496) 10.00 (0.3937) 9.80 (0.3858) 1.27 (0.0500) bsc 6.20 (0.2441) 5.80 (0.2283) seating plane 0.25 (0.0098) 0.10 (0.0039) 0.51 (0.0201) 0.31 (0.0122) 1.75 (0.0689) 1.35 (0.0531) 8 0 0.50 (0.0197) 0.25 (0.0098) 1.27 (0.0500) 0.40 (0.0157) coplanarity 0.10 45 0.25 (0.0098) 0.17 (0.0067) 16-lead shrink small outline package [qsop] (rq-16) dimensions shown in inches 16 9 8 1 pin 1 seating plane 0.010 0.004 0.012 0.008 0.025 bsc 0.010 0.006 0.050 0.016 8 0 coplanarity 0.004 0.065 0.049 0.069 0.053 0.154 bsc 0.236 bsc compliant to jedec standards mo-137ab 0.193 bsc
adg774 e11e rev. c revision history location page 3/04?data sheet changed from rev. b to rev. c. added applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to ordering guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 10/03?data sheet changed from rev. a to rev. b. updated formatting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . universal renumbered tpcs amd figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . universal changes to features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to product highlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 changes to absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 updated ordering guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 delete figure 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 updated outline dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 4/03?data sheet changed from rev. 0 to rev. a. renumbered tpcs and figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . universal updated outline dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
e12e c00049e0e3/04(c)

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