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74LS299 8-bit Shift Register
74LS299
Texas Instrumentsic logic
The SN74LS299 is an 8-bit universal shift/storage register.
In stock
Specifications
3- Operating Voltage
- 3.0 V to 5.5 V
- Supply Current
- 12 mA max (typical) mA
- Interface
- I2C, GPIO
Pinout
16Low 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 | DQ0 | GPIO | Data input/output for bit 0 |
| 2 | DQ1 | GPIO | Data input/output for bit 1 |
| 3 | DQ2 | GPIO | Data input/output for bit 2 |
| 4 | DQ3 | GPIO | Data input/output for bit 3 |
| 5 | DQ4 | GPIO | Data input/output for bit 4 |
| 6 | DQ5 | GPIO | Data input/output for bit 5 |
| 7 | DQ6 | GPIO | Data input/output for bit 6 |
| 8 | DQ7 | GPIO | Data input/output for bit 7 |
| 9 | SCL | I2C | Serial clock line (I2C) |
| 10 | SDA | I2C | Serial data line (I2C) |
| 11 | SHCP | GPIO | Shift clock input |
| 12 | STCP | GPIO | Storage clock input |
| 13 | MR | GPIO | Master reset (active low) |
| 14 | OE | GPIO | Output enable |
| 15 | GND | GND | Ground |
| 16 | VCC | POWER | Supply voltage (3.0 V to 5.5 V) |
Interactive pinout
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74LS299
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