1 ? fn2793.7 caution: these devices are sensitive to electrosta tic discharge; follow proper ic handling procedures. 1-888-intersil or 1-888-468-3774 | intersil (and design) is a registered trademark of intersil americas inc. copyright intersil americas inc. 2000, 2005, 2006. all rights reserved all other trademarks mentioned are the property of their respective owners. cd22m3494 16 x 8 x 1 bimos-e crosspoint switch the intersil cd22m3494 is an array of 128 analog switches capable of handling signals from dc to video. because of the switch structur e, input signals may swing through the total supply voltage range, v dd to v ee . each of the 128 switches may be addressed vi a the address input to the 7 to 128 line decoder. the state of the addressed switch is established by the signal to the data input. a low or zero input will open the switch, while a high logic level or a one will result in closure of the addressed switch when the strobe input goes high from its normally low state. any number or combination of conn ections may be active at one time. each connection, however, must be made or broken individually in the manner previously described. all switches may be reset by taking the reset input from a zero state to a one state and then returning it to its normal low state. cs allows crosspoint array to be cascaded for matrix expansion. features ? 128 analog switches ?low r on ? guaranteed r on matching ? analog signal input voltage equal to the supply voltage ? wide operating voltage . . . . . . . . . . . . . . . . . . 4v to 15v ? parallel input addressing ? high latch up current . . . . . . . . . . . . . . . . . . 50ma (min) ? very low crosstalk ? pin and functionally compatible with the following types: sgs m3494 and mitel mt8816 ? pb-free plus anneal available (rohs compliant) applications ? pbx systems ? instrumentation ? analog and digital multiplexers ? video switching networks block diagram ax0 ax1 ax2 ax3 ay0 ay1 ay2 128 1 1 strobe data reset 128 x0 - x15 y0 - y7 level shifters 128 1 7 to 128 decoder latches 16 x 8 switch array cs v ee v ss v dd data sheet january 16, 2006
2 fn2793.7 january 16, 2006 ordering information part number part marking temp. range (c) package p k g. d w g. # cd22m3494e cd22m3494e -40 to 85 40 ld pdip e40.6 CD22M3494EZ (see note) CD22M3494EZ -40 to 85 40 ld pdip** (pb-free) e40.6 cd22m3494mq* cd22m3494mq -40 to 85 44 ld plcc (mitel ld compatible) n44.65 cd22m3494mqz* (see note) cd22m3494mqz -40 to 85 44 ld plcc (mitel ld compatible) (pb-free) n44.65 cd22m3494mqa* cd22m3494mqa -40 to 85 44 ld plcc (mitel ld compatible) n44.65 cd22m3494mqaz* (see note) cd22m3494mqaz -40 to 85 44 ld plcc (mitel ld compatible) (pb-free) n44.65 cd22m3494sq cd22m3494sq -40 to 85 44 ld plcc (sgs ld compatible) n44.65 cd22m3494sqz (see note) cd22m3494sqz -40 to 85 44 ld plcc (sgs ld compatible) (pb-free) n44.65 *add ?96? suffix for tape and reel. **pb-free pdips can be used for through hole wave solder processing only. they are not intended for use in reflow solder proces sing. applications. note: intersil pb-free plus anneal products employ special pb-free mate rial sets; molding compounds/die attach materials and 100% mat te tin plate termination finish, which are rohs compliant and compatible with both snpb and pb-free soldering operations. intersil pb- free products are msl classified at pb-free peak reflow te mperatures that meet or exceed the pb-free requirements of ipc/jedec j std-020. pinouts cd22m3494e (pdip) top view cd22m3494mq (plcc) (mitel lead compatible) top view cd22m3494sq (plcc) (sgs lead compatible) top view data y2 y1 y0 x1 x0 nc x3 ax2 y4 ay0 ax1 ay1 x13 x12 x5 x4 cs v dd x2 y6 strobe y5 x11 x10 x7 x6 x15 x14 ax0 nc y7 x8 y3 ay2 reset x9 ax3 v ss v ee 13 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 33 34 35 36 37 38 39 40 32 31 30 29 24 25 26 27 28 21 22 23 40 65 32144434241 4 18 19 20 21 22 23 24 25 26 27 28 7 17 16 15 12 13 14 9 10 11 8 38 37 39 35 34 33 36 31 30 29 32 y0 x1 x0 nc x3 x13 x12 x5 x4 x2 nc ax2 y4 ay0 ax1 ay1 y6 strobe y5 v ss v ee nc data y2 y1 cs v dd ax0 y3 ay2 reset ax3 nc x11 x10 x7 x6 x15 x14 nc y7 x8 x9 nc 7 17 16 15 12 13 14 9 10 11 8 38 37 39 35 34 33 36 31 30 29 32 x1 x0 nc x3 x13 x12 x5 x4 x2 nc cs strobe 20 y7 18 y6 19 y5 21 v ee 22 y4 23 ax1 24 ax2 25 ay0 26 ay1 27 nc 28 ax0 5 nc 6 ax3 4 reset 3 ay2 2 y3 1 v dd 44 y2 43 data 42 y1 41 y0 40 x11 x10 x7 x6 x15 x14 nc x8 x9 nc v ss cd22m3494
3 fn2793.7 january 16, 2006 absolute m aximum ratings thermal information dc supply voltage (v dd ) voltages referenced to v ee . . . . . . . . . . . . . . . . . . . . -0.5 to 16v dc supply voltage (v dd ) voltages referenced to v ss . . . . . . . . . . . . . . . . . . . . . -0.5, 16v dc input diode current, i in for v i , digital < v ss -0.5v or v i , analog < v ee -0.5v or v i > v dd 0.5v . . . . . . . . . . . . . . . . . . . . 20ma dc output diode current, i ok for v o , digital < v ss -0.5v or v o , analog < v ee -0.5v or v o > v dd 0.5v . . . . . . . . . . . . . . . . . . . 20ma dc transmission gate current . . . . . . . . . . . . . . . . . . . . . . . . . . 25ma power dissipation per package (po) for t a = -40c to 85c (pdip). . . . . . . . . . . . . . . . . . . . . .500mw for t a = 60c to 85c derate linearly . . . . . . . 12mw/c to 200mw for t a = -40c to 85c (plcc) . . . . . . . . . . . . . . . . . . . . . . .600mw thermal resistance (typical, note 1) ja (c/w) pdip package* . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 plcc package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 maximum junction temperature plasti c package . . . . . . . . . . 150c maximum storage temperature range (t stg ). . . . . -65c to 150c maximum lead temperature (soldering 10s) . . . . . . . . . . . . . 300c (plcc - lead tips only) *pb-free pdips can be used for through hole wave solder processing only. they are not intended for use in reflow solder processing. applications. operating conditions operating temperature range (t a ) package type e and q . . . . . . . . . . . . . . . . . . . . . . -40c to 85c supply voltage range for t a = full package temperature range v ss = 0v, v ee = 0v, v dd . . . . . . . . . . . . . . . . . . . . . . . 4v to 15v dc input or output voltage v i or v o . . . . . . . . . . . . . . . v ee to v dd digital input voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . v ss to v dd caution: stresses above those listed in ?absolute maximum ratings? may cause permanent damage to the device. this is a stress o nly rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. note: 1. ja is measured with the component mount ed on an evaluation pc board in free air. electrical specifications t a = -40c to 85c, v dd = 5v, v ss = 0v, v ee = 0v, unless otherwise specified parameter symbol test conditions min typ max units static controls supply current i dd v dd = 5v, logic inputs = v dd - - 2 ma v dd = 15v, logic inputs = v dd - - 5 ma high-level input voltage v ih v dd = 5v 2.4 (note 2) - - v low-level input voltage v il - - 0.8 (note 2) v input leakage current, digital i in reset = low (note 3) - - 10 (note 4) a electrical specifications t a = -40c to 85c, v dd = 12v, v ss = 0v, v ee = 0v, unless otherwise specified. parameter symbol test conditions min typ max units static crosspoints on resistance r on v ss = v ee = 0v, t a = 25c, v in = v dd /2, vx - vy = 0.2v v dd = 10v - 40 75 ? v dd = 12v - 36 65 ? on resistance r on t a = -40c to 85c, v in = v dd /2, vx -vy = 0.2v, v ss = v ee = 0v v dd = 10v - 50 75 ? v dd = 12v - 45 65 ? difference in on resistance between any two switches ? r on t a = 25c, v in = v dd /2, vx - vy = 0.2v, v ss = v ee = 0v, v dd = 12v - 6 10 ? cd22m3494
4 fn2793.7 january 16, 2006 difference in on resistance between any two switches ? r on t a = -40c to 85c, v in = v dd /2, vx - vy = 0.2v, v dd = 12v v ss = v ee = 0v, vdd = 12v - - 10 ? off-state leakage current i l |vx - vy| = 12v - - 10 (note 4) a electrical specifications t a = -40c to 85c, v dd = 12v, v ss = 0v, v ee = 0v, unless otherwise specified. (continued) parameter symbol test conditions min typ max units electrical specifications t a = 25c, v ss = 0v, v ee = 0v, v dd = 14v, c l = 50pf, unless otherwise specified. parameter test conditions min typ max units dynamic crosspoints switch i/o capacitance v in = v dd /2, f = 1mhz - - 20 pf switch feedthrough capacitance v in = v dd /2, f = 1mhz - 0.3 - pf propagation delay time (switch on) signal input to output, t phl or t plh - 5 30 ns frequency response channel on f = 20log (vx/vy) = -3db c l = 3pf, r l = 75 ? , v in = 2v p-p - 50 - mhz total harmonic, thd v in = 2v p-p , f = 1khz - 0.01 - % feedthrough channel off feedthrough = 20log (vx/vy) = f dt v in = 2v p-p , f = 1khz - -95 - db frequency for signal crosstalk, f ct attenuation of: 40db v in = 2v p-p , r l = 75 ? - 10 - mhz 110db v in = 2v p-p , r l = 1k ? || 10pf - 5 - khz control crosstalk data-input, address, or strobe to output control input = 3v p-p square wave, t r = t f = 10ns r in = 1k, r out = 10k ? || 10pf - 75 - mv peak electrical specifications t a = 25c, v ss = 0v, v ee = 0v, v dd = 14v, r l = 1k ? || 50pf, unless otherwise specified. parameter symbol test conditions min typ max units dynamic controls digital input capacitance c in v in = 5v, f = 1mhz - 5 - pf propagation delay time strobe to output switch turn-on t psn - 50 100 ns switch turn-off t psf - 50 100 ns data-in to output turn-on to high level t pzh - 60 100 ns turn-on to low level t pzl - 70 100 ns address to output turn-on to high level t pan - 70 - ns turn-off to low level t paf - 70 - ns cd22m3494
5 fn2793.7 january 16, 2006 setup time cs to strobe t cs 10 - - ns data-in to strobe t ds 10 - - ns address to strobe t as 10 - - ns hold time strobe to cs t ch 10 - - ns address to cs 10 - - ns strobe to data-in t dh 20 - - ns strobe to address t ah 10 - - ns data-in to cs 20 - - ns pulse width strobe t spw 20 - - ns reset t rpw 20 - - ns reset turn-off to output delay t phz - 70 100 ns notes: 2. operation of v ih at 2.4v or v il at 0.8v will result in much higher supply current (i dd ) than for logic inputs equal to v dd or v ss respectively. 3. reset i ih < 20 a, reset = v ih . 4. at 25 c limit is 100na. electrical specifications t a = 25c, v ss = 0v, v ee = 0v, v dd = 14v, r l = 1k ? || 50pf, unless otherwise specified. (continued) parameter symbol test conditions min typ max units cd22m3494
6 fn2793.7 january 16, 2006 timing diagram address strobe data reset 50% 50% t spw t as t ah 50% t dh t ds 50% 50% t rpw 50% 50% 90% t paf t pzl switch output 90% 10% t pan t phz t pzh t psf t psn 50% 50% t cs t ch cs 10% truth table x axis x address ax3 ax2 ax1 ax0 x switch 0 0 0 0 x0 0 0 0 1 x1 0 0 1 0 x2 0 0 1 1 x3 0 1 0 0 x4 0 1 0 1 x5 0 1 1 0 x12 0 1 1 1 x13 1 0 0 0 x6 1 0 0 1 x7 1 0 1 0 x8 1 0 1 1 x9 1 1 0 0 x10 1 1 0 1 x11 1 1 1 0 x14 1 1 1 1 x15 truth table y axis y address ay 2 ay1 ay0 y switch 0 0 0 y0 0 0 1 y1 0 1 0 y2 0 1 1 y3 1 0 0 y4 1 0 1 y5 1 1 0 y6 1 1 1 y7 cd22m3494
7 fn2793.7 january 16, 2006 to make a connection (close switch) between any two points, spec ify an ?x? address, a ?y? address, set ?data? high, and switch ?strobe? from low to high. to break a connection, follow this same procedure with ?data? low. typical performance curve example: data x address y address ax3 ax2 ax1 ax0 ay2 ay1 ay0 to connect switch x3 to switch y4: 1 0 0 1 1 1 0 0 to connect switch x6 to switch y7: 1 1 0 0 0 1 1 1 to break connection from x3 to y4: 0 0 0 1 1 1 0 0 70 60 50 40 30 20 10 0 on resistance ( ? ) -8 -6 -4 -2 0 2 4 6 8 v in (v) 25c -40c 85c r on vs v in at -55c, 25c and 85c v ee = -6v, v ss = 0v, v dd = 6v pin descriptions symbol 40 ld pdip pin no. 44 ld plcc pin no. description mq sq power supplies v dd 40 44 44 positive supply. v ss 16 18 17 negative supply (digital). v ee 20 22 22 negative supply (analog). address ax0 - ax3 5, 22, 23 and 4 5, 24, 25 and 4 x address lines. these pins select on e of the 16 rows of switches. see the truth table for the valid addresses. ay0 - ay2 24, 25 and 2 26, 27 and 2 y address lines. these pins select one of the 8 columns of switches. see the truth table for the valid addresses. control data 38 42 data input determines the state of the addressed switch. a high or one will close the switch. a low or zero will open the switch. strobe 18 20 strobe input enables the action def ined by the data and address inputs. a low or zero results in no action. the address input must be stable before the strobe input goes to the active high level. the data input must be stable on the failing edge of the strobe. reset 3 3 master reset. a high or one on this line opens all switches. cs 36 40 39 chip select. device is selected when cs is at a high level, allows the crosspoint array to be cascaded for matrix expansion. cd22m3494
8 all intersil u.s. products are manufactured, asse mbled and tested utilizing iso9000 quality systems. intersil corporation?s quality certifications ca n be viewed at www.intersil.com/design/quality intersil products are sold by description only. intersil corpor ation reserves the right to make changes in circuit design, soft ware and/or specifications at any time without notice. accordingly, the reader is cautioned to verify that data sheets are current before placing orders. information furnishe d by intersil is believed to be accurate and reliable. however, no responsibility is assumed by intersil or its subsidiaries for its use; nor for any infringements of paten ts or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of intersil or its subsidiari es. for information regarding intersil corporation and its products, see www.intersil.com fn2793.7 january 16, 2006 inputs/outputs x0 - x5 x6 - x11 x12 - x15 33-28, 8-13, 27, 26, 6, 7 37-32, 9-14, 31, 30, 7, 8 analog or digital inputs/outputs. these pins are the rows x0 - x15. y0 - y7 i/o 35, 37, 39, 1, 21, 19, 17, 15 39, 41, 43, 1, 23, 21, 19, 17 40, 41, 43, 1, 23, 21, 19, 18 analog or digital inputs/outputs. these pins are the columns y0 - y7. pin descriptions (continued) symbol 40 ld pdip pin no. 44 ld plcc pin no. description mq sq pinouts cd22m3494e (pdip) top view cd22m3494mq (plcc) (mitel lead compatible) top view cd22m3494sq (plcc) (sgs lead compatible) top view data y2 y1 y0 x1 x0 nc x3 ax2 y4 ay0 ax1 ay1 x13 x12 x5 x4 cs v dd x2 y6 strobe y5 x11 x10 x7 x6 x15 x14 ax0 nc y7 x8 y3 ay2 reset x9 ax3 v ss v ee 13 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 33 34 35 36 37 38 39 40 32 31 30 29 24 25 26 27 28 21 22 23 40 65 32144434241 4 18 19 20 21 22 23 24 25 26 27 28 7 17 16 15 12 13 14 9 10 11 8 38 37 39 35 34 33 36 31 30 29 32 y0 x1 x0 nc x3 x13 x12 x5 x4 x2 nc ax2 y4 ay0 ax1 ay1 y6 strobe y5 v ss v ee nc data y2 y1 cs v dd ax0 y3 ay2 reset ax3 nc x11 x10 x7 x6 x15 x14 nc y7 x8 x9 nc 7 17 16 15 12 13 14 9 10 11 8 38 37 39 35 34 33 36 31 30 29 32 x1 x0 nc x3 x13 x12 x5 x4 x2 nc cs strobe 20 y7 18 y6 19 y5 21 v ee 22 y4 23 ax1 24 ax2 25 ay0 26 ay1 27 nc 28 ax0 5 nc 6 ax3 4 reset 3 ay2 2 y3 1 v dd 44 y2 43 data 42 y1 41 y0 40 x11 x10 x7 x6 x15 x14 nc x8 x9 nc v ss cd22m3494
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