5962-9559801MRA

Overview

The Analog Devices Inc. 5962-9559801MRA is a high-performance demodulating logarithmic amplifier housed in a 20-pin CERDIP package. It features a 3dB bandwidth of 250 MHz and operates within a supply voltage range of 4.5 V to 7.5 V. The device draws 44 mA of operating current and dissipates up to 200 mW of power. It provides a dynamic range of 50 dB with an input bias current of 25 uA and an input offset voltage of 200 uV. The component supports through-hole mounting and functions reliably across a temperature range of -55°C to +125°C.

Feature Summary

• Demodulating logarithmic amplification architecture
• High-frequency operation capability
• Wide dynamic range signal processing
• Military-grade thermal stability

Applications

• RF signal strength measurement systems
• Automatic gain control loops
• Communication receiver front-ends
• Test and measurement instrumentation

Procurement Notes

Verify the specific suffix MRA against official Analog Devices documentation to confirm ceramic DIP packaging and military qualification status. Confirm RoHS compliance requirements as datasheets may vary by revision. Ensure the supplier provides valid traceability for this government part number variant. Check for any product change notifications affecting pinout or electrical characteristics before finalizing procurement.

Selection Notes

Select this component when high-speed logarithmic response is required for RF applications. The 250 MHz bandwidth suits wideband signal detection tasks. Consider the 20-pin CERDIP package constraints for PCB layout. Evaluate the 44 mA current draw against system power budgets. Verify that the 50 dB dynamic range meets the specific signal amplitude requirements of the target application design.

Part Context

This part belongs to the AD640 family of logarithmic amplifiers from Analog Devices. It represents a specialized analog signal processing solution designed for precise envelope detection. The 5962 prefix indicates it is a military-grade version of a commercial part, ensuring higher reliability standards. It serves as a critical interface between RF stages and digital processing units in complex electronic systems.

Replacement Considerations

Official substitutes include other AD640 variants with compatible pinouts. Verify electrical specifications match the original design requirements. Check for package compatibility if physical space is constrained. Consult Analog Devices for updated cross-reference lists to ensure functional equivalence.