SI2438-B-GT

Overview

The SI2438-B-GT is a V.34 compliant network controller and processor IC designed for system-side ISOModem applications with voice capabilities. It operates at data rates up to 33.6 kb/s and utilizes SPI and UART interfaces. The device functions on a 3.3 V supply voltage, drawing 17 mA of operating current. It supports a frequency of 4.92 MHz and operates within a temperature range of -40°C to +85°C. The component is housed in a 24-TSSOP surface mount package.

Feature Summary

• Compliant with V.34 standards for reliable data transmission
• Integrates system-side modem functionality with voice support
• Supports standard SPI and UART communication interfaces

Applications

• System-side ISOModem implementations
• V.34 data communication systems
• Voice-enabled modem applications

Procurement Notes

Verify the specific suffix GT against official Skyworks documentation to confirm the 24-TSSOP package and industrial temperature range specifications. Ensure compatibility with required interface protocols before integration. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status through manufacturer datasheets prior to procurement.

Selection Notes

Select this component for designs requiring V.34 compliant data rates up to 33.6 kb/s with integrated voice processing. The 24-TSSOP package suits space-constrained surface-mount applications. Verify that the 3.3 V operating voltage aligns with the target system power architecture. Ensure the host processor supports the required SPI or UART interface configurations for proper communication.

Part Context

This component belongs to the Skyworks SI2438 series of network controllers and processors. It is categorized under communication and networking ICs, specifically functioning as an ISOModem. The series targets applications requiring robust data transmission with voice capabilities, serving as a bridge between digital systems and analog telephone lines.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.