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74LS164 8-bit Shift Register
74LS164
Texas Instrumentsic logic
The 74LS164 is an 8-bit shift register with serial input, parallel output functionality.
In stock
Specifications
3- Operating Voltage
- 5.0V to 12.6V
- Supply Current
- 3.8mA (max)
- Interface
- I2C, GPIO
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 | Q0 | GPIO | Parallel output |
| 2 | Q1 | GPIO | Parallel output |
| 3 | Q2 | GPIO | Parallel output |
| 4 | Q3 | GPIO | Parallel output |
| 5 | Q4 | GPIO | Parallel output |
| 6 | Q5 | GPIO | Parallel output |
| 7 | Q6 | GPIO | Parallel output |
| 8 | Q7 | GPIO | Parallel output |
| 9 | SCL | I2C | Serial clock input |
| 10 | SDA | I2C | Serial data input |
| 11 | CP | GPIO | Clock pulse input |
| 12 | SH_CP | GPIO | Shift register clock pulse input |
| 13 | ST_CP | GPIO | Storage register clock pulse input |
| 14 | OE | GPIO | Output enable |
Interactive pinout
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74LS164
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