1/9 may 2002 n high speed: t pd = 0.5ns (typ.) at v cc = 5v n compatible with ttl level n low power dissipation: i cc = 1 m a(max.) at t a =25c n low "on" resistance at v cc =5.0v: r on =7 w (typ.) v in = 0v i i/o = 30ma r on =20 w (typ.) v in = 2.4v i i/o = 10ma n operating voltage range: v cc (opr) = 4.0v to 5.5v n 5v tolerant on control pin n improved latch-up immunity description the 74v2t384 is an advanced high-speed cmos dual high speed bus switch fabricated in silicon gate c 2 mos technology. its designed to operate from 4.5v to 5.5v, making this device ideal for portable applications. its offers 7 w resistance typical value at v cc =4.5v. additional key feature are fast switching speed (t on =3.8ns, t off =3.3ns typical) and low power consumption. the oe input is provided to control the switch; the switch is on when the oe input is held low and off when oe is held high. its available in the commercial and extended temperature range in sot23-8l and sot323-8l package. 74v2t384 dual high speed bus switch pin connection and iec logic symbols order codes package t & r sot23-8l 74V2T384STR sot323-8l 74v2t384ctr sot323-8l sot23-8l
74v2t384 2/9 input equivalent circuit pin description truth table * high impedance state absolute maximum ratings absolute maximum ratings are those values beyond which damage to the device may occur. functional operation under these conditi ons is not implied recommended operating conditions 1) v in from 0.8v to 2v on control pin pin no symbol name and function 1, 5 1i/o, 2i/o independent input/output 2, 6 1o/i, 2o/i independent output/input 7, 3 1oe , 2oe enable input (active high) 4 gnd ground (0v) 8 v cc positive supply voltage oe switch function lon h off * symbol parameter value unit v cc supply voltage -0.5 to +7.0 v v i dc input voltage -0.5 to v cc + 0.5 v v ic dc control input voltage -0.5 to +7.0 v v o dc output voltage -0.5 to v cc + 0.5 v i ik dc input diode current 20 ma i ik dc control input diode current - 20 ma i ok dc output diode current 20 ma i o dc output current 50 ma i cc or i gnd dc v cc or ground current 50 ma t stg storage temperature -65 to +150 c t l lead temperature (10 sec) 300 c symbol parameter value unit v cc supply voltage 4.0 to 5.5 v v i input voltage 0 to v cc v v ic control input voltage 0 to 5.5 v v o output voltage 0 to v cc v t op operating temperature -55 to 125 c dt/dv input rise and fall time (note 1) v cc = 5.0v 0 to 20 ns/v
74v2t384 3/9 dc specifications ac electrical characteristics (c l = 50pf, input t r = t f = 3ns) (*) voltage range is 5.0v 0.5v symbol parameter test condition value unit v cc (v) t a = 25c -40 to 85c -55 to 125c min. typ. max. min. max. min. max. v ih high level input voltage 5.0 (*) 222v v il low level input voltage 5.0 (*) 0.8 0.8 0.8 v v ih high level input voltage 4.0 2 2 2 v v il low level input voltage 4.0 0.8 0.8 0.8 v r on on resistance 4.5 v ic = v il v i/o = gnd i i/o 30ma 71015v r on on resistance 4.5 v ic = v il v i/o = 2.4v i i/o 10ma 20 40 60 v i off input/output leakage current (switch off) 5.5 v os = v cc to gnd v is = v cc to gnd v ic = v ih 0.1 1 10 m a i in control input leakage current 0 to 5.5 v ic = 5.5v or gnd 0.1 1.0 1.0 m a i cc quiescent supply current 5.5 v i = v cc or gnd 11020 m a d i cc increase quiescent supply current per control input 5.5 v ic = v cc -2.1v other v ic = v cc or gnd 1.35 2.5 3.5 ma symbol parameter test condition value unit v cc (v) t a = 25c -40 to 85c -55 to 125c min. typ. max. min. max. min. max. t pd delay time 5.0 (*) t r = t r =6ns 0.5 0.8 1.0 1.5 ns t plz t phz output disable time 5.0 (*) r l = 500 w v in = 2.4v 3.8 6.5 9.0 10.0 ns t pzl t pzh output enable time 5.0 (*) r l = 1 k w v in = 2.4v 3.3 5.0 7.5 8.5 ns
74v2t384 4/9 capacitive characteristics 1) c pd is defined as the value of the ics internal equivalent capacitance which is calculated from the operating current consumption without load. (refer to test circuit). average operating current can be obtained by the following equation. i cc(opr) = c pd x v cc x f in + i cc /2(per switch) symbol parameter test condition value unit t a = 25c -40 to 85c -55 to 125c min. typ. max. min. max. min. max. c in input capacitance 410 10 10pf c i/o output capacitance 7pf c pd power dissipation capacitance (note 1) 3pf
74v2t384 5/9 dim. mm. mils min. typ max. min. typ. max. a 0.90 1.45 35.4 57.1 a1 0.00 0.15 0.0 5.9 a2 0.90 1.30 35.4 51.2 b 0.22 0.38 8.6 14.9 c 0.09 0.20 3.5 7.8 d 2.80 3.00 110.2 118.1 e 2.60 3.00 102.3 118.1 e1 1.50 1.75 59.0 68.8 e0.65 25.6 e1 1.95 76.7 l 0.35 0.55 13.7 21.6 sot23-8l mechanical data
74v2t384 6/9 dim. mm. mils min. typ max. min. typ. max. a 0.80 1.10 31.5 43.3 a1 0.00 0.10 0.0 3.9 a2 0.80 1.00 31.5 34.9 b 0.13 0.28 5.1 11.0 c 0.10 0.18 3.9 7.1 d 1.80 2.20 70.9 86.6 e 1.80 2.40 70.9 94.5 e1 1.15 1.35 45.3 53.1 e 0.5 19.7 e1 1.5 59.0 l 0.10 0.30 3.9 11.8 sot323-8l mechanical data
74v2t384 7/9 dim. mm. inch min. typ max. min. typ. max. a 180 7.086 c 12.8 13.0 13.2 0.504 0.512 0.519 d 20.2 0.795 n 60 2.362 t 14.4 0.567 ao 3.13 3.23 3.33 0.123 0.127 0.131 bo 3.07 3.17 3.27 0.120 0.124 0.128 ko 1.27 1.37 1.47 0.050 0.054 0.0.58 po 3.9 4.0 4.1 0.153 0.157 0.161 p 3.9 4.0 4.1 0.153 0.157 0.161 tape & reel sot23-xl mechanical data
74v2t384 8/9 dim. mm. inch min. typ max. min. typ. max. a 175 180 185 6.889 7.086 7.283 c 12.8 13 13.2 0.504 0.512 0.519 d 20.2 0.795 n 59.5 60 60.5 2.362 t 14.4 0.567 ao 2.25 0.088 bo 2.7 0.106 ko 1.2 0.047 po 3.98 4 4.2 0.156 0.157 0.165 p 3.98 4 4.2 0.156 0.157 0.165 tape & reel sot323-xl mechanical data
74v2t384 9/9 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no res ponsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result f rom its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specificati ons mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devi ces or systems without express written approval of stmicroelectronics. ? the st logo is a registered trademark of stmicroelectronics ? 2002 stmicroelectronics - printed in italy - all rights reserved stmicroelectronics group of companies australia - brazil - canada - china - finland - france - germany - hong kong - india - israel - italy - japan - malaysia - malt a - morocco singapore - spain - sweden - switzerland - united kingdom - united states. ? http://www.st.com
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