TLE9831QV

Overview

The TLE9831QV is an automotive-grade microcontroller based on the XC800 core, designed for body electronics applications. It features a 48 MHz clock frequency and integrates 36 kB of Flash program memory with 3.25 kB of RAM. The device supports LIN, SSI, and UART interfaces and operates within a supply voltage range of 3 V to 27 V. It is qualified for an extended junction temperature range of -40 °C to 150 °C.

Feature Summary

• Integrated 48 MHz XC800 core processor
• On-chip non-volatile memory storage
• Dedicated serial communication interfaces
• Extended automotive thermal qualification

Applications

• Body control modules
• Door control units
• Window lifters
• Seat adjustment systems

Procurement Notes

Verify the specific suffix against official Infineon documentation to confirm package type and temperature grade. Ensure the component meets ISO 26262 requirements for the target safety integrity level. Confirm availability through authorized distributors to guarantee authenticity and traceability.

Selection Notes

Select this part for applications requiring robust LIN communication and high-temperature operation. Evaluate the 36 kB memory capacity against software complexity. Consider the 3 V to 27 V input range for direct battery connection in 12 V automotive architectures.

Part Context

This component belongs to the XC800 family of 8-bit microcontrollers optimized for automotive environments. It provides a balance of processing power and peripheral integration for cost-sensitive body electronics, supporting reliable operation under harsh electrical and thermal conditions.

Replacement Considerations

Consult official cross-reference guides for pin-compatible alternatives within the XC800 series. Verify that substitute parts match the required memory size, interface count, and operating temperature specifications.