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74HC109 Dual JK Flip-Flop
SN74HC109
Texas Instrumentsic logic
The 74HC109 is a dual JK flip-flop with clear and preset functions, used for data transfer on positive clock edges.
In stock
Specifications
8- Operating Voltage
- 2 V to 6 V
- Supply Current
- 40-μA max μA
- Interface
- GPIO
- Resolution
- N/A
- Range
- N/A
- Accuracy
- N/A
- Temperature Range
- -55 to 125 °C
- Package
- CDIP, CFP, SOIC, PDIP, or SO
Pinout
16| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | CLK | GPIO | Clock input |
| 2 | PRE | GPIO | Preset input, sets Q to 1 |
| 3 | CLR | GPIO | Clear input, resets Q to 0 |
| 4 | J1 | GPIO | Data input J for FF1 |
| 5 | K1 | GPIO | Data input K for FF1 |
| 6 | Q1 | GPIO | Output Q of FF1 |
| 7 | Q1' | GPIO | Complement output of Q1 |
| 8 | J2 | GPIO | Data input J for FF2 |
| 9 | K2 | GPIO | Data input K for FF2 |
| 10 | Q2 | GPIO | Output Q of FF2 |
| 11 | Q2' | GPIO | Complement output of Q2 |
| 12 | VCC | POWER | Supply voltage |
| 13 | GND | GND | Ground |
| 14 | VCC | POWER | Supply voltage (repeated) |
| 15 | GND | GND | Ground (repeated) |
| 16 | VCC | POWER | Supply voltage (repeated) |
Interactive pinout
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SN74HC109
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