1/9 may 2002 n high speed: t pd = 3.8ns (typ.) at v cc = 5v n low power dissipation: i cc = 1 m a(max.) at t a =25c n compatible with ttl outputs v ih = 2v (min) v il = 0.8v (max) n power down protection on inputs n symmetrical output impedance: |i oh | = i ol = 8ma (min) at v cc = 4.5v n balanced propagation delays: t plh @ t phl n operating voltage range: v cc (opr) = 4.5v to 5.5v n improved latch-up immunity description the 74v2t08 is an advanced high-speed cmos dual 2-input and gate fabricated with sub-micron silicon gate and double-layer metal wiring c 2 mos tecnology. the internal circuit is composed of 2 stages including buffer output, which provide high noise immunity and stable output. power down protection is provided on all inputs and outputs and 0 to 7v can be accepted on inputs with no regard to the supply voltage. this device can be used to interface 5v to 3v. 74v2t08 dual 2-input and gate pin connection and iec logic symbols order codes package t & r sot23-8l 74V2T08STR sot323-8l 74v2t08ctr sot23-8l sot323-8l
74v2t08 2/9 input equivalent circuit pin description truth table 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 0.8 to 2v pin no symbol name qnd function 1, 5 1a, 2a data input 2, 6 1b, 2b data input 7, 3 1y, 2y data output 4 gnd ground (0v) 8 v cc positive supply voltage na nb ny lll lhl hll hhh symbol parameter2 value unit v cc supply voltage -0.5 to +7.0 v v i dc 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 ok dc output diode current 20 ma i o dc output current 25 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) 260 c symbol parameter value unit v cc supply voltage 4.5 to 5.5 v v i input voltage 0 to 5.5 v v o output voltage 0 to v cc v t op operating temperqture -55 to 125 c dt/dv input rise and fall time (note 1) (v cc = 5.0 0.5v) 0 to 20 ns/v
74v2t08 3/9 dc specification ac electrical characteristics (input t r = t f = 3ns) (*) voltage range is 3.3v 0.3v (**) voltage range is 5.0v 0.5v capacitance characteristics 1) c pd is defined as the value of the ics internal equivqlent capacitance which is calculated from the operating current consumption without load. (refer to test circuit). average current cqn be obtqined by the following equation. i cc(opr) = c pd x v cc x f in + i cc /2 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 4.5 to 5.5 222 v v il low level input voltage 4.5 to 5.5 0.8 0.8 0.8 v v oh high level ouput voltage 4.5 i o =-50 m a 4.4 4.5 4.4 4.4 v 4.5 i o =-8 ma 3.94 3.8 3.7 v ol low level output voltage 4.5 i o =50 m a 0.0 0.1 0.1 0.1 v 4.5 i o =8 ma 0.36 0.44 0.55 i i input leakage current 0 to 5.5 v i = 5.5v or gnd 0.1 1 1 m a i cc quiescent supply current 5.5 v i = v cc or gnd 11020 m a i cc additional worst case supply current 5.5 one input at 3.4v, other input at v cc or gnd 1.35 1.5 1.5 ma symbol parameter test condition value unit v cc (v) c l (pf) t a = 25c -40 to 85c -55 to 125c min. typ. max. min. max. min. max. t plh t phl propagation delay time 5.0 (**) 15 3.8 5.5 1.0 6.5 1.0 7.5 ns 5.0 (**) 50 4.3 6.5 1.0 7.5 1.0 8.5 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 4101010pf c pd power dissipation capacitance (note 1) 19 pf
74v2t08 4/9 test circuit c l = 15/50pf or equivalent (includes jig and probe capacitance) r t = z out of pulse generator (typically 50 w ) waveform: propagation delay (f=1mhz; 50% duty cycle)
74v2t08 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
74v2t08 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
74v2t08 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
74v2t08 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
74v2t08 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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