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74HC574 Octal D Flip-Flop
SN74HC574
Texas Instrumentsic logic
The SN74HC574 is an octal D flip-flop with 3-state outputs, designed for bus driving and suitable for buffer registers, I/O ports, bidirectional drivers, and working registers.
In stock
Specifications
3- Operating Voltage
- 2 V to 6 V
- Supply Current
- 80-µA Max
- Interface
- 3-state outputs, D flip-flop
Pinout
20Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | D0 | GPIO | |
| 2 | Q0 | GPIO | |
| 3 | OE | GPIO | |
| 4 | CLK | GPIO | |
| 5 | D1 | GPIO | |
| 6 | Q1 | GPIO | |
| 7 | D2 | GPIO | |
| 8 | Q2 | GPIO | |
| 9 | D3 | GPIO | |
| 10 | Q3 | GPIO | |
| 11 | D4 | GPIO | |
| 12 | Q4 | GPIO | |
| 13 | D5 | GPIO | |
| 14 | Q5 | GPIO | |
| 15 | D6 | GPIO | |
| 16 | Q6 | GPIO | |
| 17 | D7 | GPIO | |
| 18 | Q7 | GPIO | |
| 19 | GND | GND | |
| 20 | VCC | POWER |
Interactive pinout
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SN74HC574
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