Product Summary

The MC74HC74A is identical in pinout to the LS74. The device inputs are compatible with standard CMOS outputs; with pullup
resistors, they are compatible with LSTTL outputs.

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MC74HC74ADR2
MC74HC74ADR2

ON Semiconductor

Flip Flops 2-6V CMOS Dual

Data Sheet

Negotiable 
MC74HC74ADR2G
MC74HC74ADR2G

ON Semiconductor

Flip Flops 2-6V CMOS Dual D-Type w/Set Reset

Data Sheet

0-1: $0.18
1-25: $0.14
25-100: $0.09
100-500: $0.08