Pinouts
← All parts

74F109 Dual JK Flip-Flop

74F109

Texas Instrumentsic logic

The 74F109 is a dual J-K positive-edge-triggered flip-flop with clear and preset functions, designed for use in digital circuits.

In stock

Specifications

4
Operating Voltage
4.5 V to 5.5 V (VCC) / -0.5 V to 7 V (VI) / 2.5 V to 3.4 V (VOH) / 0.3 V to 0.5 V (VOL)
Supply Current
11.7 mA to 17 mA
Temperature Range
-55°C to 125°C (SN54F109) / 0°C to 70°C (SN74F109)
Interface
GPIO

Pinout

9
PinNameFunctionsNotes
1PRE
GPIO
Preset input
2CLK
GPIO
Clock input
3J
GPIO
Data input J
4K
GPIO
Data input K
5Q
Output Q0
6Q'
Output Q1
7CLR
GPIO
Clear input
8VCC
POWER
Supply voltage
9GND
GND
Ground

Interactive pinout

Highlight:
74F109

Click a pin to copy its name · tap a tag above to spotlight a bus.