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74LS90 Decade Counter
74LS90
Texas Instrumentsic logic
The SN74LS90 is a decade counter IC with 14 pins. It can be used in digital circuits for counting and timing applications.
In stock
Specifications
3- Operating Voltage
- 0 to 70 V V
- Package
- SOIC (D)
- Reel Diameter
- 330.0 mm mm
Pinout
14| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply input |
| 2 | GND | GND | Ground reference |
| 3 | Q0 | GPIO | Output for Q0 bit |
| 4 | Q1 | GPIO | Output for Q1 bit |
| 5 | Q2 | GPIO | Output for Q2 bit |
| 6 | Q3 | GPIO | Output for Q3 bit |
| 7 | Q4 | GPIO | Output for Q4 bit |
| 8 | Q5 | GPIO | Output for Q5 bit |
| 9 | Q6 | GPIO | Output for Q6 bit |
| 10 | Q7 | GPIO | Output for Q7 bit |
| 11 | Q8 | GPIO | Output for Q8 bit |
| 12 | Q9 | GPIO | Output for Q9 bit |
| 13 | C | GPIO | Clear input |
| 14 | CLK | GPIO | Clock input |
Interactive pinout
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74LS90
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