R5F101JHAFA#70

Microcontrollers Overview

The R5F101JHAFA#70 is a 16-bit microcontroller from the Renesas RL78/G13 series. It features 192 kB of Flash program memory and 16 kB of SRAM data memory. The device operates with a maximum clock frequency of 32 MHz and supports a supply voltage range of 1.6 V to 5.5 V. It includes 48 I/O pins, an 8-channel ADC with 8/10-bit resolution, and interfaces such as I2C and UART. The unit is housed in a 52-pin LQFP package and functions within a temperature range of -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates high-capacity 192 kB Flash memory for complex application storage.
• Supports low-voltage operation starting at 1.6 V for energy-efficient designs.
• Includes multiple communication peripherals including I2C and UART interfaces.
• Features an analog-to-digital converter with selectable resolution modes.

Microcontrollers Applications

• Industrial control systems requiring robust 16-bit processing
• Consumer appliances with moderate memory demands
• General-purpose embedded applications utilizing serial communication

Microcontrollers Procurement Notes

Verify the specific suffix #70 against official Renesas documentation to confirm packaging and moisture sensitivity levels. Ensure compatibility with your target operating voltage range of 1.6 V to 5.5 V. Confirm that the 52-pin LQFP footprint matches your PCB design constraints. Check for any recent product change notices regarding pinout or electrical characteristics before finalizing procurement.

Microcontrollers Selection Notes

Select this component when 192 kB of program memory exceeds the capacity of smaller RL78 variants but full automotive grades are unnecessary. The 1.6 V minimum voltage allows for battery-powered applications where power conservation is critical. The 32 MHz speed provides sufficient processing power for general tasks without the complexity of higher-end cores.

Microcontrollers Part Context

This part belongs to the RL78/G13 family, designed for general-purpose 16-bit microcontroller applications. It balances performance and cost for industrial and consumer markets. The G13 series is known for its rich peripheral set and low power consumption profiles suitable for various embedded environments.

Microcontrollers Replacement Considerations

Consult the RL78/G13 datasheet for direct pin-compatible alternatives within the same series, such as parts with different memory sizes like the R5F101JGAFA. Verify that substitute parts maintain the required 1.6 V to 5.5 V operating range and 52-pin LQFP package dimensions.