SI3211-E-FT

Telecom Overview

The SI3211-E-FT is a ProSLIC user line interface concept (SLIC) and CODEC integrated circuit manufactured by Skyworks Solutions Inc. It operates on a single 3.3V or 5V supply with a maximum power consumption of 700 mW. The device features PCM and SPI interfaces for digital connectivity. It is housed in a 38-TSSOP surface-mount package, measuring 4.40mm in width. The component supports a standard operating temperature range from 0°C to +70°C and carries an MSL rating of 1.

Telecom Feature Summary

• Integrates SLIC functionality with CODEC capabilities for analog voice processing
• Supports digital communication via PCM and SPI protocols
• Designed for low-power operation within telecom interface applications

Telecom Applications

• Telecommunications equipment requiring user line interfacing
• Voice processing systems utilizing CODEC integration
• Industrial control systems with analog signal conversion needs

Telecom Procurement Notes

Verify the current lifecycle status before procurement as the component is marked as not recommended for new designs. Confirm availability through authorized distributors, noting that stock levels may be limited due to end-of-life considerations. Ensure the specific suffix matches the required package type for your PCB layout constraints.

Telecom Selection Notes

Select this component when a combined SLIC and CODEC solution is required for single-supply telecom applications. Verify that the 38-TSSOP package dimensions fit the design footprint. Ensure the system voltage aligns with the supported 3.3V or 5V rails. Consider the operating temperature range suitability for the intended environment.

Telecom Part Context

The SI3211 belongs to the ProSLIC family of products from Skyworks Solutions, designed specifically for telephony interface circuits. This series integrates essential analog front-end functions into a compact form factor, simplifying the design of subscriber line cards and voice gateways compared to discrete solutions.