Datasheet Texas Instruments SNJ54AHCT74J — 数据表

SN54AHCT74
SN74AHCT74
www.ti.com SCLS263O – OCTOBER 1995 – REVISED JUNE 2013 QUADRUPLE 2-INPUT POSITIVE-NAND GATES
Check for Samples: SN54AHCT74, SN74AHCT74 Inputs Are TTL-Voltage Compatible
Latch-Up Performance Exceeds 250 mA Per
JESD 17 13 3 12 4 11 5 10 6 9 7 8 VCC
2CLR
2D
2CLK
2PRE
2Q
2Q 1D
1CLK
1PRE
1Q
1Q 14 1D 1 SN54AHCT74 . FK PACKAGE
(TOP VIEW) 2 13 2CLR 3 12 2D 4 11 5 10 2PRE
9 2Q 6
7 8 1CLK
NC
1PRE
NC
1Q 2CLK 4 3 2 1 20 19 …