AD6649BCPZRL7

Overview

The AD6649BCPZRL7 is a dual-channel IF diversity receiver from Analog Devices, integrating two 14-bit, 250 MSPS ADCs with digital downconverters (DDC) and bypassable sample rate converters. It supports input frequencies up to 400 MHz and signal bandwidths of 75-95 MHz. Key electrical parameters include an SNR of 73.0 dBFS and SFDR of 85 dBc at 185 MHz input frequency. The device operates on 1.8V supply, consumes approximately 1W total power, and features LVDS outputs. It utilizes a 64-pin LFCSP package measuring 9.1 x 9.1 mm.

Feature Summary

• Integrates dual-channel high-speed analog-to-digital conversion with embedded digital signal processing capabilities
• Includes broadband digital downconverter and programmable sample rate converter for flexible signal handling
• Features fast automatic gain control mechanism to prevent input signal overload during operation

Applications

• Diversity radio systems requiring multi-channel signal reception
• Multi-mode digital receivers supporting standards such as WCDMA, CDMA2000, GSM, EDGE, LTE, WiMax, and TD-SCDMA
• Software-defined radio platforms for broadband data applications

Procurement Notes

Verify the specific ordering suffix against official Analog Devices documentation to ensure correct packaging configuration. Confirm that the requested variant matches the required thermal and electrical specifications for the target application environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current availability status before finalizing procurement orders.

Selection Notes

Select this component when designing systems requiring integrated dual-channel IF reception with high dynamic range performance. Consider the 14-bit resolution and 250 MSPS sampling rate for applications demanding wide instantaneous bandwidth. Evaluate the power consumption profile against system thermal constraints, noting the 1W typical draw. Ensure the 64-pin LFCSP footprint aligns with the PCB layout requirements and assembly capabilities.

Part Context

This part belongs to the AD6649 family of IF diversity receivers designed by Analog Devices. It serves as a specialized solution for communication infrastructure, combining RF front-end sampling with baseband digitization. The series targets cost-sensitive, space-constrained designs while maintaining high-performance signal integrity for complex modulation schemes in modern wireless networks.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.