SN5474, SN54LS74A, SN54S74 SN7474. SN74LS74A, SN74.
Texas Instruments
SN5474 - Dual D-Type Positive-Edge Triggered Flip-Flops
SN5474, SN54LS74A, SN54S74 SN7474. SN74LS74A, SN74S74 DUAL DĆTYPE POSITIVEĆEDGEĆTRIGGERED FLIPĆFLOPS WITH PRESET AND CLEAR SDLS119 − DECEMBER 1983 − R.
