AD811SE/883B

Overview

The AD811SE/883B is a high-speed video operational amplifier manufactured by Analog Devices Inc. under the AD811 series, designed for military and aerospace applications as indicated by the /883B suffix. It features a wideband current feedback architecture optimized for broadcast-quality video systems. Key electrical parameters include a 140 MHz bandwidth at unity gain (G = +1) and a 2500 V/µs slew rate. The device operates with a supply voltage range of ±4.5 V to ±18 V and draws a typical supply current of 16.5 mA. It offers excellent DC precision with a maximum input offset voltage of 3 mV and low voltage noise density of 1.9 nV/√Hz.

Feature Summary

• High-speed current feedback operational amplifier architecture optimized for video signal processing
• Ultra-low differential gain and phase error characteristics ensuring broadcast-quality signal integrity
• Wide dynamic range capability with high slew rate and fast settling time performance
• Robust DC precision suitable for demanding analog signal conditioning applications

Applications

• Video crosspoint switchers and multimedia broadcast systems
• HDTV compatible video distribution amplifiers and line drivers
• ADC/DAC buffer stages in data acquisition systems
• Medical ultrasound and PET/Gamma counter instrumentation

Procurement Notes

Verify component authenticity through authorized channels due to restricted availability status. Confirm that the /883B designation meets specific military or aerospace qualification requirements. Check for RoHS compliance variations associated with this specific package variant. Ensure storage conditions adhere to moisture sensitivity levels defined in the datasheet. Validate pinout compatibility with existing PCB layouts before integration.

Selection Notes

Select this component when high bandwidth and low distortion are critical for video signal paths. Consider the current feedback topology for applications requiring consistent bandwidth across varying gains. Evaluate power supply constraints against the specified ±4.5 V to ±18 V operating range. Compare settling times against system timing requirements for pulse applications. Assess thermal management needs based on the 16.5 mA supply current consumption.

Part Context

This part belongs to the AD811 family of high-performance video amplifiers from Analog Devices. The /883B suffix typically denotes a version qualified for military or aerospace environments, often involving enhanced screening or reliability testing standards compared to commercial variants. It shares core electrical specifications with standard AD811 models but may differ in packaging or traceability documentation.

Replacement Considerations

Direct substitutes include other AD811 variants such as AD811JRZ or AD811SQ/883B, depending on required package type and environmental qualifications. Verify pin compatibility and electrical parameter equivalence before substitution. Consult official Analog Devices documentation for approved replacement lists.