MT8977AP

Telecom Overview

The MT8977AP is a CMOS framer integrated circuit manufactured by Zarlink. It operates on a single 5V supply with a typical current consumption of 10mA. The device is housed in a 44-pin PQCC package and supports an extended operating temperature range from -40°C to +85°C. This component functions as a frame alignment unit for telecommunications applications, ensuring proper synchronization within digital transmission systems.

Telecom Feature Summary

• CMOS technology implementation for low power consumption
• Frame alignment functionality for telecom signals
• Extended industrial temperature rating capability

Telecom Applications

• Telecommunications frame alignment
• Digital transmission system synchronization
• Framer circuits in telecom interfaces

Telecom Procurement Notes

Verify the obsolete status of this part number before procurement planning. Confirm package integrity and pin compatibility during replacement analysis. Source only from authorized distributors or verified secondary markets due to discontinuation. Ensure RoHS compliance documentation matches specific manufacturing lot requirements for legacy integration projects.

Telecom Selection Notes

Select this component when a dedicated CMOS framer solution is required for 5V logic environments. Consider the 44-pin QCC footprint constraints during PCB layout design. Evaluate thermal management needs given the -40°C to +85°C operational range. Verify interface compatibility with existing digital transmission protocols before finalizing the design choice.

Telecom Part Context

This IC belongs to the Zarlink framer product family designed for telecom infrastructure. It serves as a critical synchronization element in digital signal processing chains. The device complements other interface components like switches and transceivers within complete communication subsystems.

Telecom Replacement Considerations

Check for direct cross-reference part numbers from Zarlink or acquired manufacturers. Verify functional equivalence regarding frame alignment algorithms and pinout configurations. Assess availability of updated CMOS process nodes if long-term supply stability is required.