Overview
The AD811SE/883B is a high-performance, wideband current feedback operational amplifier produced by Analog Devices Inc. This amplifier is optimized for broadcast-quality video systems and is known for its exceptional bandwidth, low distortion, and excellent dc precision. It is designed to meet stringent specifications for video applications, including high bandwidth, low differential gain and phase errors, and fast settling times. The AD811SE/883B is also suitable for various other applications requiring high-speed and low-noise performance.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| 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 to 0.1% (2 V step) | 25 ns | |
| Settling Time to 0.01% (10 V step) | 65 ns | |
| Differential Gain | 0.01% | RL = 150 Ω |
| Differential Phase | 0.01° | RL = 150 Ω |
| Voltage Noise | 1.9 nV/√Hz | |
| Input Offset Voltage | 3 mV max | |
| Power Supply Range | ±4.5 V to ±18 V | |
| Quiescent Current | 16.5 mA (±15 V) |
Key Features
- High-speed operation with a bandwidth of up to 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 ideal for video applications.
- Fast settling times: 25 ns to 0.1% on a 2 V step and 65 ns to 0.01% on a 10 V step.
- High slew rate of 2500 V/µs.
- Low voltage and current noise: 1.9 nV/√Hz and 20 pA/√Hz, respectively.
- Excellent dc precision with a maximum input offset voltage of 3 mV.
- Flexible power supply operation: specified over a range of ±4.5 V to ±18 V.
- Low power supply current of 16.5 mA at ±15 V.
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 ultrasound applications.
- PET and gamma counter applications.
- MIL-STD-883B compliant parts available for military and aerospace use.
Q & A
- What is the bandwidth of the AD811SE/883B at a gain of +2?
The bandwidth of the AD811SE/883B at a gain of +2 is 120 MHz.
- What is the slew rate of the AD811SE/883B?
The slew rate of the AD811SE/883B is greater than 2500 V/µs.
- What are the differential gain and phase errors of the AD811SE/883B?
The differential gain and phase errors are 0.01% and 0.01°, respectively, at RL = 150 Ω.
- What is the settling time of the AD811SE/883B for a 2 V step to 0.1% accuracy?
The settling time is less than 25 ns for a 2 V step to 0.1% accuracy.
- What is the input offset voltage of the AD811SE/883B?
The maximum input offset voltage is 3 mV.
- What is the power supply range for the AD811SE/883B?
The power supply range is ±4.5 V to ±18 V.
- What are some typical applications of the AD811SE/883B?
Typical applications include video crosspoint switchers, HDTV compatible systems, video line drivers, distribution amplifiers, and ADC/DAC buffers in data acquisition systems.
- Is the AD811SE/883B suitable for military and aerospace applications?
- What is the quiescent current of the AD811SE/883B at ±15 V power supply?
The quiescent current is 16.5 mA at ±15 V power supply.
- What is the voltage noise of the AD811SE/883B?
The voltage noise is 1.9 nV/√Hz.
