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74LS138 3-to-8 Decoder
74LS138
Texas Instrumentsic logic
The part is a Texas Instruments 74LS138 3-to-8 decoder, used for decoding three binary inputs into eight output lines.
In stock
Specifications
2- Operating Voltage
- -55 to 125°C
- Package Type
- CDIP (J) | 16
Pinout
12| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Supply voltage |
| 2 | GND | GND | Ground reference |
| 3 | I/O 0 | GPIO | Output for decoded binary input |
| 4 | I/O 1 | GPIO | Output for decoded binary input |
| 5 | I/O 2 | GPIO | Output for decoded binary input |
| 6 | I/O 3 | GPIO | Output for decoded binary input |
| 7 | I/O 4 | GPIO | Output for decoded binary input |
| 8 | I/O 5 | GPIO | Output for decoded binary input |
| 9 | I/O 6 | GPIO | Output for decoded binary input |
| 10 | I/O 7 | GPIO | Output for decoded binary input |
| 11 | SDA | I2C | Serial Data Line (I2C) |
| 12 | SCL | I2C | Serial Clock Line (I2C) |
Interactive pinout
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74LS138
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