PM8321-PGI

Telecom Overview

The PM8321-PGI is a high-density framer and mapper integrated circuit manufactured by Microchip Technology, designed for telecom interface applications. It supports the framing and mapping of up to 84 T1 channels or 63 E1 channels within a single device. The component operates in a plastic package with RoHS compliance and meets REACH standards. It features a moisture sensitivity level of 3, indicating a 168-hour floor life at 30°C/60% relative humidity. The part is classified under ECCN 5A991C and HTSUS 8542.39.0090.

Telecom Feature Summary

• Supports simultaneous framing and mapping for multiple T1 or E1 digital streams
• High-density integration reduces board space requirements for telecom systems
• Compliant with RoHS3 and REACH environmental regulations

Telecom Applications

• Telecom interface systems requiring high-density channel aggregation
• Network infrastructure equipment utilizing T1/E1 transmission standards
• Digital signal processing modules for carrier-grade communication hardware

Telecom Procurement Notes

Verify current availability status as this product may be discontinued or subject to last-time buy restrictions. Confirm that the ordering suffix PGI corresponds to the required package type and temperature range. Ensure compatibility with existing system voltage levels and interface protocols before procurement. Check for any recent Product Change Notifications (PCN) regarding packaging or manufacturing site changes.

Telecom Selection Notes

Select this component when designing systems requiring consolidated handling of numerous T1 or E1 lines without external multiplexing. Consider the high-density capability to minimize footprint in dense telecom chassis. Evaluate thermal performance and power consumption against system constraints. Verify that the specific package variant meets mechanical and environmental requirements for the target application environment.

Telecom Part Context

This part belongs to the PM8321 series of telecom interface ICs from Microchip Technology. It serves as a specialized solution for aggregating and managing multiple low-speed digital channels into higher-level structures. The series is targeted at telecommunications equipment manufacturers needing efficient framing and mapping capabilities for standard digital hierarchy interfaces.

Telecom Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. As the product status is listed as discontinued, alternative solutions must be evaluated based on functional equivalence and pin compatibility. Consult Microchip Technology directly for potential obsolescence management options or recommended upgrades.