Overview
Description
RL78/F13 microcontrollers are successors to the 78K0R and R8C, are available in a 20 to 80-pin, 16KB to 128KB flash memory lineup and realize the industry's lowest level of consumption current. They have a built-in CAN module and LIN module for automotive interfaces, and in addition to the functional safety features, a RAM ECC function, PLL lock function, port output state monitoring, stack overflow detection, dedicated WDT oscillator and more have also been added. Since a more highly reliable system can be built, these microcontrollers can be used for industrial applications and of course automotive applications.
Features
- CPU: RL78 core, Max. 32MHz
- Voltage: 2.7V to 5.5V
- Package: 32 to 48-pin HVQFN, 48 to 80-pin LFQFP, 20 to 30-pin LSSOP
- Memory: SRAM Max. 8KB, Program Flash Max. 128KB
- PWM: PWM Output x 16, 3-phase PWM Output Function
- Analog function: 10-bit A/D Converter (ch) x 8
- On-chip Oscillator Freq. (MHz): 64M, 48M, 32M, 24M, 16M, 12M, 8M, 4M, 1M Low-speed Oscillator 15kHz
- Others: PLL, RTC, Power-On Reset, Low Voltage Detection
Comparison
Applications
Design & Development
Software & Tools
Sample Code
Boards & Kits
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Support
Support Communities
Partners
SimuQuest
SimuQuest's QuantiPhi enables driver configuration and production code generation, seamlessly integrated with Simulink. QuantiPhi detects and resolves inconsistencies in real-time and automatically optimizes chip settings.
Support Communities
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RL78/F13 Linker file and stack size
Hi, We are working on RL78/F13(R5F10BAG) . We are using e2studio and CC-RL compiler for development. We have some doubts regarding the linker. 1. How to modify the linker file/settings? 2. Were is the linker file located? 3. How to change the default stack size ...
May 25, 2022 -
RL78/F13 code generator issue
Hi, Right now I'm using CA78K0R compiler for RL78/F13 micro-controller with CS+ IDE. On creating a project, I'm not able to find start code generated with it. Kindly help me with this. Please give me some assistance if I need to write startup code on ...
Jul 1, 2019 -
Connector configuration between E1 debugger and RL78/f13
I am getting Fatal error:failed SOC RSU info can anyone please let me know the connector pin configuration?
Mar 5, 2020
FAQs
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Feature and performance upgrade from RL78/F13, F14
The maximum CPU clock of RL78/F23 and F24 has been increased to 40MHz for all temperature grades. As a security function, it supports AES-128/192/256 and is functionally equivalent to Evita-light. In terms of functional safety, it is equivalent to ASIL-B. It ...
Jan 31, 2023 -
RL78 F13/14/15 electrical characteristics
Please check the following application: [RL78/F13/F14/F15 Electrical Characteristics Reference Value Quick Viewer | Renesas|https://www.renesas.com/us/en/document/oth/rl78f13f14f15-electrical-characteristics-reference-value-quick-viewer]. This is available on the document section of the ...
Nov 7, 2024 -
Tell me the points to be aware of when using the RL78 Code Generator with the WDT.
In the RL78 Code Generator, the Watchdog Timer (WDT) is set to 'Enabled' by default, as shown in the diagram below. To avoid unintended resets by the WDT, please either select 'Disabled' for the 'Watchdog Timer Operation Setting' or add a program to clear the Watchdog Timer counter.
Dec 10, 2024