Overview
The LM339APWRG4 is a quad differential comparator integrated circuit (IC) manufactured by Texas Instruments. This IC is designed for applications requiring precise voltage comparison, featuring four independent comparators in a single package. It is housed in a TSSOP-14 package, making it suitable for space-constrained designs. The LM339APWRG4 is widely used in automotive, industrial, and consumer electronics due to its robust performance and reliability. Its key strengths include a wide operating voltage range, low power consumption, and compatibility with various logic systems, making it a versatile choice for designers.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.0 - 36 | V | Single or dual supply |
| Output Current | 16 | mA | Max |
| Supply Current | 800 | µA | Typical |
| Number of Channels | 4 | - | - |
| Package | TSSOP-14 | - | - |
| Operating Temperature | 0 - 70 | °C | - |
| Input Offset Voltage | ±2 | mV | Typical |
| Common Mode Input Voltage Range | 0 - (Vcc-1.5) | V | - |
Key Features
- Four independent voltage comparators in a single package.
- Wide operating voltage range (2V to 36V).
- Low power consumption, ideal for battery-powered applications.
- Compatible with TTL, DTL, MOS, and CMOS logic systems.
- Open-collector outputs for flexible configuration.
- Robust performance in automotive and industrial environments.
Applications
The LM339APWRG4 is commonly used in applications such as voltage monitoring, level detection, and signal conditioning. It is particularly suitable for automotive systems, where it is used in battery management, sensor interfaces, and control circuits. In industrial settings, it is employed in process control and safety systems. Additionally, it finds use in consumer electronics for tasks like audio signal processing and power supply monitoring. Its versatility and reliability make it a preferred choice for designers across various industries.
Q & A
1. What is the operating voltage range of the LM339APWRG4?
The LM339APWRG4 operates from 2.0V to 36V, supporting both single and dual supply configurations.
2. What is the typical supply current of this IC?
The typical supply current is 800 µA, making it suitable for low-power applications.
3. How many comparators are included in the LM339APWRG4?
It includes four independent comparators in a single package.
4. What is the package type of the LM339APWRG4?
It is housed in a TSSOP-14 package.
5. Is the LM339APWRG4 compatible with TTL logic?
Yes, its outputs are compatible with TTL, DTL, MOS, and CMOS logic systems.
6. What is the typical input offset voltage?
The typical input offset voltage is ±2 mV.
7. Can the LM339APWRG4 be used in automotive applications?
Yes, it is widely used in automotive systems due to its robust performance.
8. What is the maximum output current of the IC?
The maximum output current is 16 mA.
9. What is the operating temperature range of the LM339APWRG4?
It operates within a temperature range of 0°C to 70°C.
10. Are the outputs of the LM339APWRG4 open-collector?
Yes, the outputs are open-collector, allowing for flexible configuration.
