R5F103A9ASP#10

Microcontrollers Overview

The R5F103A9ASP#10 is a 16-bit microcontroller from the Renesas RL78/G12 series. It features a 24 MHz maximum clock frequency and integrates 12 KB of flash memory with an 8-bit data bus width. The device operates within a supply voltage range of 1.8 V to 5.5 V and supports an operating temperature range of -40°C to +85°C. It provides 26 I/O lines and includes communication interfaces such as CSI, I2C, LIN, and UART. The unit is housed in a 30-LSSOP package.

Microcontrollers Feature Summary

• Integrates 12 KB of non-volatile flash memory for program storage
• Supports multiple serial communication protocols including CSI, I2C, LIN, and UART
• Operates reliably across a wide industrial temperature range
• Features a 16-bit core architecture optimized for general-purpose control

Microcontrollers Applications

• General-purpose embedded control systems
• Industrial automation controllers
• Consumer appliance logic boards
• Automotive body electronics modules

Microcontrollers Procurement Notes

Verify the specific suffix #10 against official Renesas documentation to confirm packaging configuration. Ensure compatibility with existing PCB footprints for the 30-LSSOP package. Confirm that the 12 KB memory size meets application requirements. Check for moisture sensitivity level handling during assembly. Validate power supply stability within the specified 1.8 V to 5.5 V range.

Microcontrollers Selection Notes

Select this component when a 16-bit RL78 core is required with moderate code capacity. The 24 MHz speed suits applications not demanding high-frequency processing. The inclusion of LIN and UART interfaces makes it suitable for networked devices. Consider the 30-LSSOP package constraints for board space. Verify peripheral counts against specific interface needs.

Microcontrollers Part Context

This part belongs to the RL78/G12 family, designed for cost-sensitive and power-efficient applications. The RL78 architecture emphasizes low power consumption while maintaining robust performance. This specific model offers a balance of memory and I/O capabilities for standard control tasks.

Microcontrollers Replacement Considerations

R5F103AAASP#50 offers similar functionality with 16 KB flash memory. R5F103A7ASP#10 provides 4 KB flash memory as a lower-capacity alternative. Verify pinout compatibility and software library support before substitution.