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74LS21 Dual 4-in AND
74LS21
Texas Instrumentsic logic
The SN74LS21 is a dual 4-input AND gate IC in a small outline package, suitable for digital logic applications.
In stock
Specifications
3- Package
- SOP
- Operating Voltage
- VCC V
- Supply Voltage
- VCC V
Pinout
16| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | A0 | GPIO | Input to the first AND gate |
| 2 | A1 | GPIO | Input to the second AND gate |
| 3 | B0 | GPIO | Input to the third AND gate |
| 4 | B1 | GPIO | Input to the fourth AND gate |
| 5 | C0 | GPIO | Input to the fifth AND gate |
| 6 | C1 | GPIO | Input to the sixth AND gate |
| 7 | D0 | GPIO | Input to the seventh AND gate |
| 8 | D1 | GPIO | Input to the eighth AND gate |
| 9 | Q0 | GPIO | Output from the first AND gate |
| 10 | Q1 | GPIO | Output from the second AND gate |
| 11 | Q2 | GPIO | Output from the third AND gate |
| 12 | Q3 | GPIO | Output from the fourth AND gate |
| 13 | Q4 | GPIO | Output from the fifth AND gate |
| 14 | Q5 | GPIO | Output from the sixth AND gate |
| 15 | VCC | POWER | Supply voltage |
| 16 | GND | GND | Ground |
Interactive pinout
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74LS21
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