Overview
The LM2904M-FS is a dual operational amplifier produced by Fairchild Semiconductor. It is designed to operate from a single power supply over a wide range of voltages, making it versatile for various applications. The LM2904M-FS features two independent, high-gain operational amplifiers that are internally frequency compensated, ensuring stability and reliability in different operating conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage (Non-A Device) | - | 2 | 7 | mV |
| Input Offset Voltage (A Device) | - | 1 | 2 | mV |
| Input Offset Voltage Drift | - | 7 | 30 | µV/°C |
| Input Bias Current | - | 20 | - | nA |
| Supply Current | - | 500 | - | µA |
| Unity Gain Bandwidth | - | 0.7 | - | MHz |
| Slew Rate at Unity Gain | - | 0.3 | - | V/µs |
| Operating Temperature Range | -40 | - | 85 | °C |
| Package | - | SO-8, SO-14/TSSOP-14 | - | - |
Key Features
- Operates from a single power supply over a wide range of voltages (±1.5V to ±18V).
- Very low supply current drain (500µA for LM2904).
- Low input bias current (20nA).
- Low input offset voltage (1mV typ for A versions, 2mV typ for non-A versions).
- Large DC voltage gain (100dB).
- Wide bandwidth (unity gain: 700kHz).
- Internally compensated with unity gain.
- Input common-mode voltage range includes ground.
- Large output voltage swing (0V to VCC -1.5V).
- Totally lead-free and fully RoHS compliant.
- Halogen and antimony free, making it a “green” device).
Applications
The LM2904M-FS is suitable for a variety of applications due to its versatility and performance characteristics. It can be used in:
- Consumer electronics for audio and video processing.
- Communications equipment for signal amplification and conditioning.
- Computer systems for peripheral interfaces and signal processing.
- Industrial control systems for sensor signal amplification and conditioning.
- Automotive systems for various control and monitoring functions.
Q & A
- What is the operating temperature range of the LM2904M-FS?
The operating temperature range is -40°C to 85°C.
- What are the typical input offset voltages for the LM2904M-FS?
The typical input offset voltage is 2mV for non-A devices and 1mV for A devices.
- How much current does the LM2904M-FS typically draw from the supply?
The supply current is typically 500µA, independent of the supply voltage.
- What is the unity gain bandwidth of the LM2904M-FS?
The unity gain bandwidth is 700kHz.
- Is the LM2904M-FS RoHS compliant?
- What are the available packages for the LM2904M-FS?
The LM2904M-FS is available in SO-8 and SO-14/TSSOP-14 packages).
- Can the LM2904M-FS operate from a single power supply?
- What is the slew rate at unity gain for the LM2904M-FS?
The slew rate at unity gain is 0.3 V/µs).
- Is the LM2904M-FS suitable for automotive applications?
- What is the input common-mode voltage range for the LM2904M-FS?
The input common-mode voltage range includes ground and can go up to VCC -1.5V).
