SN54HC109, SN74HC109 SCLS470C – MARCH 2003 – R.
Texas Instruments
SN54HC109 - DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS
SN54HC109, SN74HC109 SCLS470C – MARCH 2003 – REVISED JUNE 2022 SNx4HC109 Dual J-K Positive-Edge-Triggered Flip-Flops With Clear and Preset 1 Features.
