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74LS645 Octal Bus Transceiver
74LS645
Texas Instrumentsic logic
The 74LS645 is an octal bus transceiver designed for bidirectional data transfer in a multipoint system. It supports I2C communication and includes dedicated pins for clock (SCK) and data lines.
In stock
Specifications
2- Operating Voltage
- 5V Volts
- Package Type
- Plastic Small Outline Package (NS)
Pinout
14| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply |
| 2 | SDA | I2C | Serial data line for I2C communication |
| 3 | SCL | I2C | Serial clock line for I2C communication |
| 4 | VSS | GND | Ground reference |
| 5 | D0 | GPIO | General-purpose input/output pin |
| 6 | D1 | GPIO | General-purpose input/output pin |
| 7 | D2 | GPIO | General-purpose input/output pin |
| 8 | D3 | GPIO | General-purpose input/output pin |
| 9 | D4 | GPIO | General-purpose input/output pin |
| 10 | D5 | GPIO | General-purpose input/output pin |
| 11 | D6 | GPIO | General-purpose input/output pin |
| 12 | D7 | GPIO | General-purpose input/output pin |
| 13 | D8 | GPIO | General-purpose input/output pin |
| 14 | VCC | POWER | Power supply |
Interactive pinout
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74LS645
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