Overview
The LM7321MFE/NOPB, produced by Texas Instruments, is a rail-to-rail input and output operational amplifier. This device is part of the LM732xx family, known for its wide operating voltage range and high-output currents. The LM7321 is efficient, offering an 18-V/µs slew rate and a 20-MHz unity gain bandwidth while consuming only 1.1 mA of supply current per op amp. It is fully specified for operation at 2.7 V, ±5 V, and ±15 V, making it versatile for various applications.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.5 V to 32 V | V |
| Output Current | +65 mA / -100 mA | mA |
| Gain Bandwidth Product | 20 MHz | MHz |
| Slew Rate | 18 V/µs | V/µs |
| Capacitive Load Tolerance | Unlimited | |
| Input Common-Mode Voltage | 0.3-V Beyond Rails | V |
| Input Voltage Noise | 15 nV/√Hz | nV/√Hz |
| Input Current Noise | 1.3 pA/√Hz | pA/√Hz |
| Supply Current/Channel | 1.1 mA | mA |
| Distortion (THD+Noise) | -86 dB | dB |
| Operating Temperature Range | -40°C to 125°C | °C |
Key Features
- Wide supply voltage range from 2.5 V to 32 V.
- High output current capability: +65 mA / -100 mA.
- High slew rate of 18 V/µs and gain bandwidth product of 20 MHz.
- Unlimited capacitive load tolerance without oscillations.
- Rail-to-rail input and output capability with input common-mode voltage range extending 0.3 V beyond the rails.
- Low input voltage noise of 15 nV/√Hz and input current noise of 1.3 pA/√Hz.
- Low supply current of 1.1 mA per channel.
- High common-mode rejection ratio (CMRR) of greater than 50 dB.
- AEC-Q100 Grade 1 qualified, making it suitable for automotive applications.
Applications
The LM7321MFE/NOPB is suitable for a variety of applications, including:
- Industrial automation and control systems.
- Automotive systems, particularly where high reliability and wide operating voltage ranges are required.
- Communications equipment, where high performance and low noise are critical.
- Battery-powered equipment, where the ability to operate over a wide supply voltage range is beneficial.
Q & A
- What is the supply voltage range of the LM7321MFE/NOPB? The supply voltage range is from 2.5 V to 32 V.
- What is the output current capability of the LM7321MFE/NOPB? The output current capability is +65 mA / -100 mA.
- What is the slew rate and gain bandwidth product of the LM7321MFE/NOPB? The slew rate is 18 V/µs, and the gain bandwidth product is 20 MHz.
- Can the LM7321MFE/NOPB drive unlimited capacitive loads? Yes, it can drive unlimited capacitive loads without oscillations.
- What is the input common-mode voltage range of the LM7321MFE/NOPB? The input common-mode voltage range extends 0.3 V beyond the rails.
- What is the input voltage noise and input current noise of the LM7321MFE/NOPB? The input voltage noise is 15 nV/√Hz, and the input current noise is 1.3 pA/√Hz.
- What is the supply current per channel for the LM7321MFE/NOPB? The supply current per channel is 1.1 mA.
- Is the LM7321MFE/NOPB suitable for automotive applications? Yes, it is AEC-Q100 Grade 1 qualified, making it suitable for automotive applications.
- What are the operating temperature ranges for the LM7321MFE/NOPB? The operating temperature range is from -40°C to 125°C.
- What types of packages are available for the LM7321MFE/NOPB? It is available in SOT-23 and other package options like SOIC and VSSOP for different configurations.
