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QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS
7428
ic logic
A quad 2-input positive NOR buffer IC with no specific digital interface functions.
In stock
Specifications
2- Operating Voltage
- 5.0 V to 12 V (VCC) / 3.6 V to 5.5 V (VCCJ)
- Temperature Range
- -55°C to +125°C
Pinout
14Low 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 | IN1-1 | GPIO | Input 1 of Buffer 1 |
| 2 | IN2-1 | GPIO | Input 2 of Buffer 1 |
| 3 | OUT1-1 | GPIO | Output of Buffer 1 |
| 4 | IN1-2 | GPIO | Input 1 of Buffer 2 |
| 5 | IN2-2 | GPIO | Input 2 of Buffer 2 |
| 6 | OUT1-2 | GPIO | Output of Buffer 2 |
| 7 | IN1-3 | GPIO | Input 1 of Buffer 3 |
| 8 | IN2-3 | GPIO | Input 2 of Buffer 3 |
| 9 | OUT1-3 | GPIO | Output of Buffer 3 |
| 10 | IN1-4 | GPIO | Input 1 of Buffer 4 |
| 11 | IN2-4 | GPIO | Input 2 of Buffer 4 |
| 12 | OUT1-4 | GPIO | Output of Buffer 4 |
| 13 | VCC | POWER | |
| 14 | GND | GND |
Interactive pinout
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7428
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