
Welcome to the Renesas Easy-to-Start MCU design, tool and documentation portal! Selected microcontroller series from the scalable 16-bit RL78 and 32-bit RH850 families have design support pages to make it as easy and painless as possible for you to select and design your next AECQ-100 qualified microcontroller into your applications.
It's easy to use, easy to develop and easy to access. The concept is simple. We've put all the needed design resources including user manuals and software for each of the selected device families into one place to help get you to market as fast as possible.
Easy-to-Use

Wide coverage and scalable in memory sizes, pin counts,temperature, security, and safety
Easy-to-Develop

Documents Development Tools App Notes Software Free MCALs
Easy-to-Access

Online technical support FAQ section including direct downloads of collateral
Easy-to-Start Design & Support Resources
The device series included in our new Easy-to-Start design & support portal are shown below. You can click on a specific product series to take you to the design resources or the product page for that series.
Design Support Page | Product Series | Description | User's Manual |
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RL78/F13 | RL78/F13 | 32MHz, up to 128KB ROM, 8KB RAM, LIN, CAN, lowest power consumption, Ta=150°C | ![]() |
RL78/F14 | RL78/F14 | 32MHz, up to 256KB ROM, 20KB RAM, LIN, CAN, lowest power consumption, Ta=150°C | ![]() |
RL78/F15 | RL78/F15 | 32MHz, up to 512KB ROM, 32KB RAM, LIN, CAN, lowest power consumption | ![]() |
RH850/F1KM-S1 | RH850/F1KM-S1 | 120MHz, up to 1MB ROM, 128KB RAM, CAN-FD, low power modules, ASIL-B | ![]() |
RH850/F1K | RH850/F1K | 120MHz, up to 2MB ROM, 192KB RAM, CAN-FD, low power modules, ASIL-B | ![]() |
RH850/F1KM-S4 | RH850/F1KM-S4 | 240MHz, up to 4MB ROM, 512KB RAM, CAN-FD, Ethernet, low power modules, ASIL-B | ![]() |
RH850/F1KH-D8 | RH850/F1KH-D8 | 2x240MHz, up to 8MB ROM, 1MB RAM, CAN-FD, Ethernet, low power modules, ASIL-B | ![]() |
RH850/C1M-Ax | RH850/C1M-Ax | 2x320MHz, up to 4MB ROM, 256KB RAM, LIN, CAN-FD, motor control, ASIL-C | ![]() |
Supported Device Series
For a quick graphical view of the Code Flash, RAM, Data Flash sizes and pin-count variants in each device series, please click on one of the selections below.
Digital Assistance Questions
If you need further support selecting the right series or device for your application, please use our digital assistant which will walk you through some simple questions to help you make your selection.
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Do you know the general range of program flash memory to best fit your needs?
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Do you happen to know the RAM size or range that best suits your needs?
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*EVITA Full options coming soon
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If, after this, you still have not found the devices you're looking for, you may still be able to find an appropriate device through a regular search on renesas.com. Some products have not yet been set up in the Easy-to-Start format.
Package Nomenclature Keys
RH850/F1Kx
Suffix | Packaging |
---|---|
#Axx | Tray - Partial |
#Bxx | Tray - Full |
#Kxx | Tape & Reel QFP (top right, formerly -E3) |
#Hxx | Tape & Reel BGA (top left, formerly -E2) |
RL78/F1x
Au Bonding Wire | Cu Bonding Wire | ||||
---|---|---|---|---|---|
Suffix | Packaging | Suffix | Packaging | ||
#V5 | Tray - Partial | QFP | #35 | Tray - Partial | QFP |
#H5 | Tray - Full | #15 | Tray - Full | ||
#X5 | Tape & Reel | #55 | Tape & Reel | ||
#U5 | Tray - Partial | QFN & SSOP | |||
#G5 | Tray - Full | ||||
#W5 | Tape & Reel |