Description
OP491GRUZ-REEL
Analog Devices OP491, 5 V, Low Noise, Low Distortion, High Speed, JFET Input, Quad Op Amp
The OP491 is a low noise, low distortion, high speed, JFET input, quad operational amplifier. It is part of the Analog Devices high speed, low noise op amp portfolio. The OP491 is designed to provide high performance at a low power consumption.
Key Features
- Low noise: 3.8 nV/√Hz
- Low distortion: -95 dBc
- High speed: 100 MHz, -3 dB bandwidth
- JFET input: High impedance, low bias current
- Quad op amp: Four amplifiers in one package
- 5 V single supply operation
- High slew rate: 1000 V/μs
- Low power consumption: 10 mA per amplifier
Package and Availability
The OP491 is available in a 14-lead TSSOP package, on a 7-inch reel.
Applications
The OP491 is designed for applications that require high performance and low noise. Some of these applications include:
- Professional audio equipment
- Image and signal processing
- Medical devices
- High-speed data acquisition systems
- Communication systems
Electrical Characteristics
The OP491 has the following electrical characteristics:
- Input offset voltage: 1 mV
- Input bias current: 10 pA
- Open-loop gain: 1000 V/mV
- Common-mode rejection ratio: 100 dB
- Power supply rejection ratio: 100 dB
- Operating temperature range: -40°C to +85°C
Product Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 5 | V |
| Number of Channels | 4 | – |
| Slew Rate | 1000 | V/μs |
| Bandwidth | 100 | MHz |
| Input Noise Density | 3.8 | nV/√Hz |
| Input Offset Voltage | 1 | mV |
| Input Bias Current | 10 | pA |
| Operating Temperature | -40 to +85 | °C |
| Package Type | TSSOP | – |
Ordering Information
- OP491GRUZ-REEL: 7-inch reel, 14-lead TSSOP package
Note: For more information, please refer to the Analog Devices website or contact an authorized distributor.