MT88L89AN1

Telecom Overview

The MT88L89AN1 is a monolithic DTMF transceiver IC manufactured by Microchip Technology. It operates on a single 3V supply voltage, with an operating range of 2.7V to 3.6V. The device features low power dissipation of 1W and is housed in a 24-SSOP package. It is designed for telecom interface applications, supporting dual-tone multi-frequency signaling transmission and reception within a single integrated circuit.

Telecom Feature Summary

• Monolithic integration of DTMF transmitter and receiver functions
• Low voltage operation compatible with 3V systems
• Single-channel processing capability

Telecom Applications

• Telecom interface circuits
• DTMF signaling systems
• Voice communication equipment

Telecom Procurement Notes

Verify the component status as obsolete or end-of-life before procurement planning. Confirm RoHS compliance and lead-free specifications against current manufacturing records. Ensure the 24-SSOP package availability matches system requirements. Cross-reference datasheet revisions for any functional updates.

Telecom Selection Notes

Select this component for applications requiring integrated DTMF generation and detection at low voltages. Consider the 24-SSOP package constraints for PCB layout. Evaluate the 1W power dissipation against thermal management capabilities. Verify compatibility with existing 3V logic levels in the target system design.

Telecom Part Context

This part belongs to the DTMF transceiver family from Microchip Technology. It serves as a specialized interface solution for telecommunication hardware. The device consolidates analog and digital signal processing for tone-based communication protocols.

Telecom Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, alternative sourcing requires direct manufacturer consultation or verified equivalent component validation.