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Single Supply Quad Comparators
LM339N
ic amplifier
The LM339 is a single supply quad comparator designed for level detection, low-level sensing and memory applications in consumer, automotive, and industrial electronic applications.
In stock
Specifications
3- Operating Voltage
- +3.0V to +36V (Single Supply), ±1.5V to ±18V (Split Supply)
- Supply Current
- ≤2.0mA Typical at VCC = 30V, TA = +25°C
- Package
- SOIC-14 (Pb-Free), TSSOP-14 (Pb-Free)
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 | Input 1- | GPIO | Negative input of Comparator 1 |
| 2 | Input 1+ | GPIO | Positive input of Comparator 1 |
| 3 | Output 1 | GPIO | Comparator 1 output |
| 4 | Input 2- | GPIO | Negative input of Comparator 2 |
| 5 | Input 2+ | GPIO | Positive input of Comparator 2 |
| 6 | Output 2 | GPIO | Comparator 2 output |
| 7 | Input 3- | GPIO | Negative input of Comparator 3 |
| 8 | Input 3+ | GPIO | Positive input of Comparator 3 |
| 9 | Output 3 | GPIO | Comparator 3 output |
| 10 | Input 4- | GPIO | Negative input of Comparator 4 |
| 11 | Input 4+ | GPIO | Positive input of Comparator 4 |
| 12 | Output 4 | GPIO | Comparator 4 output |
| 13 | VCC | POWER | Supply voltage |
| 14 | GND | GND | Ground |
Interactive pinout
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LM339N
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