AD9100AE

Overview

The AD9100AE is a monolithic track-and-hold amplifier designed for high-speed and high dynamic range applications. Fabricated using a mature high-speed complementary bipolar process, it utilizes a custom package to minimize parasitics and optimize dynamic performance. Key electrical specifications include an acquisition time of 16 ns to 0.01%, less than 1 ps aperture jitter, and a tracking bandwidth of 250 MHz. It offers 83 dB feedthrough rejection at 20 MHz and a spectral noise density of 3.3 nV/√Hz. Hold mode distortion into 250 Ω is specified as -88 dB at 30 MSPS with a 2.3 MHz input, -83 dB at 12.1 MHz, and -74 dB at 19.7 MHz.

Feature Summary

• Monolithic construction utilizing a custom package to minimize parasitics and optimize dynamic performance
• Ultrahigh speed operation with 250 MHz tracking bandwidth and sub-picosecond aperture jitter
• Excellent hold mode distortion characteristics across varying input frequencies
• Low spectral noise density and high feedthrough rejection capabilities

Applications

• A/D Conversion
• Direct IF Sampling
• Imaging and FLIR Systems
• Radar, EW, and ECM Spectrum Analysis
• CCD ATE

Procurement Notes

Verify the specific suffix AE against official Analog Devices documentation to confirm pinout, temperature range, and compliance standards. Ensure the component meets MIL-STD requirements if applicable, as compliant versions are available. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit sources. Confirm that the surface mount package type matches the design footprint. Validate all electrical parameters against the latest datasheet revision before finalizing procurement.

Selection Notes

Select the AD9100AE when ultrahigh speed tracking and minimal aperture jitter are critical system requirements. The component is suitable for applications demanding high dynamic range and low distortion in hold mode. Consider the 250 MHz bandwidth and 16 ns acquisition time relative to the signal frequency and sampling rate. Evaluate the need for military-grade compliance if operating in harsh environments. Ensure the power supply and interface logic are compatible with the amplifier's operational constraints.

Part Context

The AD9100 series represents a class of specialized amplifiers from Analog Devices, focusing on precision timing and signal capture. The AD9100AE variant is part of this lineage, offering enhanced performance through advanced bipolar fabrication techniques. It serves as a bridge between analog signals and digital conversion systems, particularly in radar and imaging domains where signal integrity is paramount. The device complements other high-speed data converters by providing accurate signal conditioning prior to digitization.

Replacement Considerations

Publicly confirmed substitute part numbers for the AD9100AE are not explicitly listed in the provided source material. Designers should consult Analog Devices technical support or updated product change notices for verified alternatives. Generic track-and-hold amplifiers may not match the specific jitter or distortion performance levels required for direct IF sampling or high-resolution imaging applications.