RD24MW-T1B-AT

Single Zener Diodes Overview

The Renesas RD24MW-T1B-AT is a microcontroller unit belonging to the RL78/F24 series, designed for automotive applications requiring high reliability and functional safety. It features an RL78 core with a maximum clock frequency of 40MHz, providing sufficient processing power for smart actuators and sensors. The device integrates 256KB of program memory and 24KB of RAM, supporting complex control algorithms. It includes a 12-bit ADC, 8-bit DAC, and multiple communication interfaces such as CAN FD, LIN, UART, SPI, and I2C. The component supports temperatures up to Ta = 150°C and complies with ISO 26262 ASIL B standards.

Single Zener Diodes Feature Summary

• Supports ISO 26262 ASIL B functional safety standards for automotive use
• Integrates application accelerator IP to offload trigonometric calculations for motor control
• Features AES encryption module for secure boot and authentication
• Compatible with AUTOSAR MCAL (ASIL B) via partner solutions

Single Zener Diodes Applications

• Smart actuators in automotive systems
• Automotive sensors
• Low-end body ECU implementations

Single Zener Diodes Procurement Notes

Verify the specific package type and temperature grade corresponding to the -T1B suffix against official Renesas documentation before procurement. Ensure that any required safety documentation access follows the designated NDA process with local sales or FAE teams. Confirm compatibility with existing RL78/F1x software assets if migration from previous generations is planned.

Single Zener Diodes Selection Notes

Select this model when ASIL B compliance is mandatory for body electronics or sensor nodes. The integrated application accelerator makes it suitable for BLDC FOC and DC/DC control tasks without requiring higher-performance cores. Verify that the 40MHz operating frequency meets the real-time processing requirements of the target application.

Single Zener Diodes Part Context

This component is part of the RL78/F2x family, representing an evolution of the RL78/F1x series. It offers enhanced CPU performance, higher temperature tolerance, and expanded peripheral sets while maintaining hardware and software compatibility with legacy F1x devices. This ensures software reuse and reduces development time for new automotive designs.

Single Zener Diodes Replacement Considerations

The RL78/F1x series serves as a compatible predecessor for software reuse. No direct public substitute part numbers are confirmed for this specific variant.