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74LS85 4-bit Comparator
74LS85
Texas Instrumentsic logic
The 74LS85 is a 4-bit magnitude comparator IC used for comparing two 4-bit binary numbers and determining which one is greater.
In stock
Specifications
2- Operating Voltage
- 4.75V to 5.25V
- Supply Current
- 10mA max
Pinout
15Low 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 | A0 | GPIO | Input A bit 0 |
| 2 | B0 | GPIO | Input B bit 0 |
| 3 | A1 | GPIO | Input A bit 1 |
| 4 | B1 | GPIO | Input B bit 1 |
| 5 | A2 | GPIO | Input A bit 2 |
| 6 | B2 | GPIO | Input B bit 2 |
| 7 | A3 | GPIO | Input A bit 3 |
| 8 | B3 | GPIO | Input B bit 3 |
| 9 | G0 | GPIO | Greater than 0 output |
| 10 | G1 | GPIO | Greater than 1 output |
| 11 | G2 | GPIO | Greater than 2 output |
| 12 | G3 | GPIO | Greater than 3 output |
| 13 | E | GPIO | Enable input |
| 14 | VCC | POWER | Supply voltage |
| 15 | GND | GND | Ground |
Interactive pinout
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74LS85
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