Datasheet Texas Instruments SN74ACT74DR — 数据表


  

    

   

SCAS520H -AUGUST 1995 -REVISED OCTOBER 2003 D 4.5-V to 5.5-V VCC Operation
D Inputs Accept Voltages to 5.5 V D Max tpd of 10.5 ns at 5 V
D Inputs Are TTL-Voltage Compatible SN54ACT74 . J OR W PACKAGE
SN74ACT74 . D, DB, N, NS, OR PW PACKAGE
(TOP VIEW)
1 14 2 13 3 12 4 11 5 10 6 8 VCC
2CLR
2D
2CLK
2PRE
2Q
2Q 1CLK
NC
1PRE
NC
1Q 4 3 2 1 20 19
18 5 17 6 16 7 15 8 14
9 10 11 12 13 2D
NC
2CLK …