Overview
The LM339NE3, produced by Texas Instruments, is a quad voltage comparator integrated circuit designed for a wide range of applications. It is part of the LM339 series, known for its versatility and reliability in various electronic systems. This component is particularly useful in level detection, low-level sensing, and memory applications across consumer, automotive, and industrial sectors.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Supply Voltage (V+) | V | 3.0 | - | 36 |
| Differential Input Voltage (VID) | V | -38 | - | 38 |
| Input Bias Current (IIN) | nA | - | 25 | 250 |
| Input Offset Voltage (VIO) | mV | - | - | 5.0 |
| Response Time | μsec | - | 1.3 | - |
| Output Saturation Voltage | mV | - | 130 | - |
| Junction Temperature (TJ) | °C | - | - | 150 |
| Storage Temperature (Tstg) | °C | -65 | - | 150 |
Key Features
- Single supply operation: 3.0 V to 36 V and split supply operation: ±1.5 V to ±18 V.
- Low input bias current: 25 nA (typical).
- Low input offset voltage and current.
- Input common mode voltage range includes ground.
- Low output saturation voltage: 130 mV (typical) at 4.0 mA.
- TTL and CMOS compatible outputs.
- ESD protection on inputs.
- Faster response time of 1.3 μsec (typical)).
Applications
The LM339NE3 is widely used in various applications, including:
- Level detection and low-level sensing in consumer electronics.
- Memory applications in digital systems.
- Automotive and industrial electronic systems requiring reliable voltage comparison.
- Analog-to-digital conversion circuits.
- Pulse generators and timing circuits.
Q & A
- What is the supply voltage range for the LM339NE3?
The LM339NE3 can operate from a single supply of 3.0 V to 36 V or a split supply of ±1.5 V to ±18 V.
- What is the typical input bias current of the LM339NE3?
The typical input bias current is 25 nA.
- What is the maximum input offset voltage for the LM339NE3?
The maximum input offset voltage is 5.0 mV.
- Is the LM339NE3 compatible with TTL and CMOS logic?
- What is the response time of the LM339NE3?
The typical response time is 1.3 μsec).
- What is the junction temperature range for the LM339NE3?
The junction temperature range is up to 150°C).
- What are some common applications of the LM339NE3?
- Does the LM339NE3 have ESD protection?
- What is the output saturation voltage of the LM339NE3?
- What is the storage temperature range for the LM339NE3?
