Overview
The AD811AR-16-REEL7, produced by Analog Devices Inc., is a high-performance, wideband current feedback operational amplifier. It is specifically optimized for broadcast-quality video systems, offering exceptional bandwidth, low distortion, and excellent dc precision. This amplifier is designed to meet stringent specifications for video applications, including high-speed performance and low differential gain and phase errors.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bandwidth (3 dB, G = +1) | 140 MHz | |
| Bandwidth (3 dB, G = +2) | 120 MHz | |
| Bandwidth (0.1 dB, G = +2) | 35 MHz | |
| Slew Rate | 2500 V/µs | |
| Settling Time (0.1% for 2 V step) | 25 ns | |
| Settling Time (0.01% for 10 V step) | 65 ns | |
| Input Offset Voltage (Vos) | 3 mV | |
| Power Supply Range | ±4.5 V to ±18 V | |
| Power Supply Current | 16.5 mA | |
| Common Mode Rejection Ratio (CMRR) | 60 dB | |
| Power Supply Rejection Ratio (PSRR) | 70 dB | |
| Package | 16-Lead SOIC Wide |
Key Features
- High-speed operation with a bandwidth of 140 MHz at a gain of +1 and 120 MHz at a gain of +2.
- Low differential gain and phase errors of 0.01% and 0.01°, respectively, making it suitable for video applications.
- High slew rate of 2500 V/µs and fast settling times.
- Excellent video performance with low distortion and noise.
- Flexible operation over a wide power supply range of ±4.5 V to ±18 V.
- Low power supply current of 16.5 mA.
- High dc precision with an input offset voltage of 3 mV maximum.
Applications
- Video crosspoint switchers and multimedia broadcast systems.
- HDTV compatible systems and video line drivers.
- Distribution amplifiers and ADC/DAC buffers in data acquisition systems.
- DC restoration circuits and medical applications such as ultrasound and PET/Gamma Counter systems.
- Pulsed applications where transient response is critical.
Q & A
- What is the bandwidth of the AD811 at a gain of +1? The bandwidth of the AD811 at a gain of +1 is 140 MHz.
- What is the slew rate of the AD811? The slew rate of the AD811 is 2500 V/µs.
- What is the input offset voltage of the AD811? The input offset voltage of the AD811 is 3 mV maximum.
- What is the power supply range for the AD811? The AD811 operates over a power supply range of ±4.5 V to ±18 V.
- What are the typical applications of the AD811? The AD811 is used in video crosspoint switchers, multimedia broadcast systems, HDTV compatible systems, and as ADC/DAC buffers in data acquisition systems.
- What is the common mode rejection ratio (CMRR) of the AD811? The CMRR of the AD811 is 60 dB.
- What is the power supply rejection ratio (PSRR) of the AD811? The PSRR of the AD811 is 70 dB.
- What is the package type of the AD811AR-16-REEL7? The package type of the AD811AR-16-REEL7 is 16-Lead SOIC Wide.
- What is the settling time of the AD811 for a 2 V step to 0.1% accuracy? The settling time of the AD811 for a 2 V step to 0.1% accuracy is 25 ns.
- Is the AD811 suitable for pulsed applications? Yes, the AD811 is excellent for pulsed applications where transient response is critical due to its high slew rate and fast settling times.
