1 ? august 2002 HA4344b 350mhz, 4 x 1 video crosspoint switch with synchronous controls features ? low power dissipation . . . . . . . . . . . . . . . . . . . 105mw ? symmetrical slew rates . . . . . . . . . . . . . . . . . 1400v/ s ? 0.1db gain flatness . . . . . . . . . . . . . . . . . . . . . 100mhz ? -3db bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . 350mhz ? off isolation (100mhz) . . . . . . . . . . . . . . . . . . . . . . 70db ? crosstalk rejection (30mhz). . . . . . . . . . . . . . . . . 80db ? differential gain and phase . . . . . 0.01%/0.01degrees ? high esd rating . . . . . . . . . . . . . . . . . . . . . . . . >2000v ? ttl compatible control signals ? latched control lines for synchronous switching applications ? professional video switching and routing ? rgb video distribution systems ? computer graphics ? rf switching and routing description the HA4344b is a very wide bandwidth 4 x 1 crosspoint switch ideal for professional video switching, hdtv, com- puter display routing, and other high performance applica- tions. this circuit features very low power dissipation, excellent differential gain and phase, high off isolation, sym- metric slew rates, fast switching, and latched control signals. when disabled, the output is switched to a high impedance state, making the HA4344b ideal for matrix routers. the latched control signals allow for synchronized channel switching. when ck1 is low the master control latch loads the next switching address (a0, a1, cs ), while the closed (assum- ing ck2 is the inverse of ck1 ) slave control latch maintains the crosspoint in its current state. ck2 switching low closes the master latch (with previous assumption), loads the now open slave latch, and switches the crosspoint to the newly selected channel. channel selection is asynchronous (changes with any control signal change) if both ck1 and ck2 are low. pinout HA4344b (soic) top view functional diagram timing diagram ordering information part number temp. range ( o c) package pkg. no. HA4344bcb 0 to 70 16 ld soic m16.15 14 15 16 9 13 12 11 10 1 2 3 4 5 7 6 8 in0 gnd in1 gnd in2 gnd gnd in3 v+ a1 cs out ck2 ck1 v- a0 out decode en0 en1 en2 en3 in0 in1 in2 in3 c c c c ck1 ck2 a0 a1 cs d l q d l q d l q d l q d l q d l q d l q d l q c c c c 100k ? 100k ? a0, a1, cs out chx chy chz chx chx chy chx chz chz ck1 ck2 fn3956.3 caution: these devices are sensitive to electrostatic discharge; follow proper ic handling procedures. 1-888-intersil or 321-724-7143 | intersil (and design) is a trademark of intersil americas inc. copyright ? intersil americas inc. 2002. all rights reserved
2 absolute maximum ratings thermal information voltage between v+ and v- . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12v input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v supply digital input current (note 2) . . . . . . . . . . . . . . . . . . . . . . . . 25ma analog input current (note 2) . . . . . . . . . . . . . . . . . . . . . . . . 5ma output current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20ma esd rating human body model (per mil-std-883 method 3015.7) . . 2000v operating conditions temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 o c to 70 o c thermal resistance (typical, note 1) ja ( o c/w) soic package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 maximum junction temperature (die) . . . . . . . . . . . . . . . . . . . 175 o c maximum junction temperature (plastic package) . . . . . . . . 150 o c maximum storage temperature range . . . . . . . . . -65 o c to 150 o c maximum lead temperature (soldering 10s). . . . . . . . . . . . 300 o c (soic - lead tips only) 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 i mplied. notes: 1. ja is measured with the component mounted on a low effective thermal conductivity test board in free air. see tech brief 379 for details. 2. if an input signal is applied before the supplies are powered up, the input current must be limited to these maximum values. electrical specifications v supply = 5v, r l = 10k ? , v cs = 0.8v, unless otherwise specified parameter test conditions (note 4) temp. ( o c) min typ max units dc supply characteristics supply voltage full 4.5 5.0 5.5 v supply current (v out =0v) v cs = 0.8v 25, 70 - 10.5 13 ma v cs = 0.8v 0 - - 15.5 ma v cs = 2.0v 25, 70 - 400 450 a v cs = 2.0v 0 - 400 580 a analog dc characteristics output voltage swing without clipping v out = v in v io 20mv 25, 70 2.7 2.8 - v 0 2.4 2.5 - v output current full 15 20 - ma input bias current full - 30 50 a output offset voltage full -10 - 10 mv output offset voltage drift (note 3) full - 25 50 v/ c switching characteristics turn-on time 25 - 160 - ns turn-off time 25 - 320 - ns output glitch during switching 25 - 10 - mv digital dc characteristics input logic high voltage full 2 - - v input logic low voltage full - - 0.8 v clk1 , clk2 input current 0 to 4v full - 40 50 a cs , a0, a1 input current 0 to 4v full -2 - 2 a ac characteristics insertion loss 1v p-p 25 - 0.055 0.063 db full - 0.07 0.08 db channel-to-channel insertion loss match full - 0.004 0.006 db HA4344b
3 ac test circuit -3db bandwidth r s =47 ? , c l = 10pf 25 - 350 - mhz r s =29 ? , c l = 20pf 25 - 300 - mhz r s =16 ? , c l = 33pf 25 - 220 - mhz r s =9 ? , c l =52pf 25 - 160 - mhz 0.1db flat bandwidth r s =47 ? , c l = 10pf 25 - 150 - mhz r s =29 ? , c l = 20pf 25 - 110 - mhz r s =16 ? , c l = 33pf 25 - 100 - mhz r s =9 ? , c l =52pf 25 - 70 - mhz input resistance full 200 400 - k ? input capacitance full - 1.5 - pf enabled output resistance full - 15 - ? disabled output capacitance v cs = 2.0v full - 2.5 - pf differential gain 4.43mhz, note 3 25 - 0.01 0.02 % differential phase 4.43mhz, note 3 25 - 0.01 0.02 degrees off isolation 1v p-p , 100mhz, v cs = 2.0v full - 70 - db crosstalk rejection 1v p-p , 30mhz full - 80 - db slew rate (1.5v p-p , +sr/-sr) r s =47 ? , c l = 10pf 25 - 1400/1490 - v/ s r s =29 ? , c l = 20pf 25 - 1200/1260 - v/ s r s =16 ? , c l = 33pf 25 - 870/940 - v/ s r s =9 ? , c l = 52pf 25 - 750/710 - v/ s total harmonic distortion (note 3) full - 0.01 0.1 % disabled output resistance v cs = 2.0v full - 12 - m ? notes: 3. this parameter is not tested. the limits are guaranteed based on lab characterization, and reflect lot-to-lot variation. 4. units are 100% tested at 25 o c; guaranteed, but not tested at 0 o c and 70 o c. electrical specifications v supply = 5v, r l = 10k ? , v cs = 0.8v, unless otherwise specified (continued) parameter test conditions (note 4) temp. ( o c) min typ max units HA4344b r s c x 75 ? hfa1100 75 ? v out v in 10k ? 500 ? 400 ? 510 ? + - note: c l = c x + test fixture capacitance. HA4344b
4 all intersil semiconductor products are manufactured, assembled and tested under iso9000 quality systems certification. intersil products are sold by description only. intersil corporation reserves the right to make changes in circuit design and/o r specifications at any time without notice. accordingly, the reader is cautioned to verify that data sheets are current before placing orders. information furnished by int ersil is believed to be accurate and reli- able. however, no responsibility is assumed by intersil or its subsidiaries for its use; nor for any infringements of patents o r 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 sub sidiaries. for information regarding intersil corporation and its products, see web site http://www.intersil.com HA4344b small outline plastic packages (soic) notes: 1. symbols are defined in the ?mo series symbol list? in section 2.2 of publication number 95. 2. dimensioning and tolerancing per ansi y14.5m - 1982. 3. dimension ?d? does not include mold flash, protrusions or gate burrs. mold flash, protrusion and gate burrs shall not exceed 0.15mm (0.006 inch) per side. 4. dimension ?e? does not include interlead flash or protrusions. interlead flash and protrusions shall not exceed 0.25mm (0.010 inch) per side. 5. the chamfer on the body is optional. if it is not present, a visual index feature must be located within the crosshatched area. 6. ?l? is the length of terminal for soldering to a substrate. 7. ?n? is the number of terminal positions. 8. terminal numbers are shown for reference only. 9. the lead width ?b?, as measured 0.36mm (0.014 inch) or greater above the seating plane, shall not exceed a maximum value of 0.61mm (0.024 inch). 10. controlling dimension: millimeter. converted inch dimensions are not necessarily exact. index area e d n 123 -b- 0.25(0.010) c a m bs e -a- l b m -c- a1 a seating plane 0.10(0.004) h x 45 o c h 0.25(0.010) b m m m16.15 (jedec ms-012-ac issue c) 16 lead narrow body small outline plastic package symbol inches millimeters notes min max min max a 0.0532 0.0688 1.35 1.75 - a1 0.0040 0.0098 0.10 0.25 - b 0.013 0.020 0.33 0.51 9 c 0.0075 0.0098 0.19 0.25 - d 0.3859 0.3937 9.80 10.00 3 e 0.1497 0.1574 3.80 4.00 4 e 0.050 bsc 1.27 bsc - h 0.2284 0.2440 5.80 6.20 - h 0.0099 0.0196 0.25 0.50 5 l 0.016 0.050 0.40 1.27 6 n16 167 0 o 8 o 0 o 8 o - rev. 0 12/93
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