AD9284BCPZ-250

Analog To Digital Converters (ADC) Overview

The AD9284BCPZ-250 is a dual-channel, monolithic 8-bit analog-to-digital converter (ADC) from Analog Devices Inc. It supports simultaneous sampling at a maximum conversion rate of 250 MSPS per channel. The device operates on a single 1.8 V supply and features an integrated track-and-hold amplifier and voltage reference. Key electrical specifications include a signal-to-noise ratio (SNR) of 49.3 dBFS at a 200 MHz input frequency and a spurious-free dynamic range (SFDR) of 65 dBc under the same conditions. Power consumption is rated at 314 mW during full operation. The component utilizes LVDS-compliant digital outputs and differential analog inputs with a 1.2 V p-p input span.

Analog To Digital Converters (ADC) Feature Summary

• Dual-channel architecture enabling simultaneous sampling for synchronized data acquisition.
• Integrated track-and-hold amplifier and internal voltage reference to minimize external component requirements.
• LVDS-compatible digital output interface supporting offset binary, Gray code, or two's complement formats.
• Built-in self-test (BIST) and selectable digital test pattern generation for system verification.

Analog To Digital Converters (ADC) Applications

• Communications systems requiring high-speed data conversion.
• Diversity radio systems utilizing multiple antenna inputs.
• I/Q demodulation architectures for signal processing.
• Battery-powered instruments demanding low power consumption.
• Handheld scope meters and low-cost digital oscilloscopes.

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix 'BCPZ' against the manufacturer's current ordering guide to confirm package type and temperature range compliance. Ensure that the procurement documentation matches the Rev. B datasheet specifications. Confirm RoHS compliance status through official distributor channels prior to purchase.

Analog To Digital Converters (ADC) Selection Notes

Select this component when dual-channel synchronization is required within a single package footprint. Consider the 8-bit resolution limit for applications where higher precision is unnecessary. Evaluate the 1.8 V supply constraint against available system power rails. Verify that the LVDS output interface aligns with the receiving logic family capabilities.

Analog To Digital Converters (ADC) Part Context

The AD9284 belongs to the Analog Devices AD9284 series of high-speed ADCs. This series is designed for cost-sensitive, low-power applications requiring moderate resolution. The BC variant typically denotes a specific thermal or packaging configuration within the LFCSP family, optimized for industrial temperature ranges.

Analog To Digital Converters (ADC) Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's official obsolescence notices or cross-reference guides for verified alternatives if this specific model becomes unavailable.