SI32267-C-GM1R

Telecom Overview

The SI32267-C-GM1R is a dual-channel ProSLIC FXS interface IC from Skyworks Solutions, designed for subscriber line applications. It integrates two independent voice channels with built-in CODEC functionality and DTMF detection capabilities. The device supports an ISI interface for connectivity. It operates within a commercial temperature range of 0°C to +70°C and utilizes a surface-mount QFN package configuration suitable for automated assembly processes.

Telecom Feature Summary

• Dual-channel architecture providing independent FXS subscriber line interfaces
• Integrated CODEC processing for high-fidelity voice transmission
• Built-in DTMF detection for reliable signaling recognition
• ISI interface support for flexible system integration

Telecom Applications

• Telecommunications gateways
• VoIP endpoint devices
• PBX systems
• Analog telephone adapters

Telecom Procurement Notes

Verify the specific suffix GM1R against official Skyworks documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with the target ISI interface protocol before procurement. Cross-reference the datasheet revision history to validate current manufacturing status and any potential design changes affecting pinout or electrical characteristics.

Telecom Selection Notes

Select this component when a dual-channel FXS solution with integrated signal processing is required. Confirm that the commercial temperature range meets the environmental requirements of the deployment site. Verify that the host processor can support the necessary SPI or PCM interface protocols for control and data transfer.

Telecom Part Context

This part belongs to the SI32267 series of ProSLIC devices, which are widely used in telecom infrastructure. It serves as a successor or variant to earlier models like the SI32267-C-GM, offering updated packaging options while maintaining core functional parameters for standard analog telephone service applications.

Telecom Replacement Considerations

SI32267-C-GM is listed as a direct replacement option in distributor databases, though it may differ in packaging format.