The RH850 Family of 32-bit automotive microcontrollers (MCUs) offers high performance balanced with very low power consumption over a wide and scalable range of products. This family offers rich functional safety and embedded security features needed for new and advanced automotive applications.

The RH850 Family is offered in a Renesas 40nm process, an industry first, and offers tremendous capabilities and features as well as cost-effective pricing. The family offers a range of CPU core structures (single, multiple, lock-step and combination thereof) to support high-performance and/or high-reliability requirements.

Featured RH850 MCUs

These featured products are part of the Renesas Easy-to-Start MCU design, tool and documentation portal.

Design Support Page Product Series Description User's Manual
RH850/F1KM-S1 RH850/F1KM-S1 120MHz, up to 1MB ROM, 128KB RAM, CAN-FD, low power modules, ASIL-B pdf_icon_for_table.png
RH850/F1K RH850/F1K 120MHz, up to 2MB ROM, 192KB RAM, CAN-FD, low power modules, ASIL-B pdf_icon_for_table.png
RH850/F1KM-S4 RH850/F1KM-S4 240MHz, up to 4MB ROM, 512KB RAM, CAN-FD, Ethernet, low power modules, ASIL-B pdf_icon_for_table.png
RH850/F1KH-D8 RH850/F1KH-D8 2x240MHz, up to 8MB ROM, 1MB RAM, CAN-FD, Ethernet, low power modules, ASIL-B pdf_icon_for_table.png
RH850/C1M-Ax RH850/C1M-Ax 2x320MHz, up to 4MB ROM, 256KB RAM, LIN, CAN-FD, motor control, ASIL-C pdf_icon_for_table.png

Roadmap

RH850 Automotive MCU Roadmap

Microcontrollers & Microprocessors

Product Selection Table

    Processing table
    Part Number
    Number of core (Main + Checker)
    Operating Freq (Max) (MHz)
    RAM (KB)
    Program Memory (KB)
    Data Flash (KB)
    Pkg. Type
    Temp. Range
    ADC
    24-Bit Sigma-Delta A/D Converter (ch) (#)
    I / O Supply (V)
    Standby Mode
    CAN (ch)
    Ethernet
    FlexRay (ch) (#)
    SPI (#)
    LIN (#)
    I2C (#)
    SENT (ch) (#)
    PSI5 (ch) (#)
    PSI5S (ch) (#)
    Timer
    CPU
    Advanced Features
    Bit Size
    DMA
    Family Name
    Human Machine Interface
    I/O Ports
    LVD
    Lead Count (#)
    RH850/C1H
    Dual-core, High-end In-vehicle Microcomputers for HEV/EV Motor Control    		 2 + 1 240 240 4096 32 BGA252 -40 to 150°C 37 5 No 4 No 2 3 16-bit x 32-ch, 32-bit x 4-ch G3M Dual Core 32 Yes RH850 87 No 252
    RH850/C1M
    High-end In-vehicle Microcomputers for HEV/EV Motor Control    		 1 + 1 240 128 2048 32 QFP144 -40 to 150°C 25 5 No 4 No 2 16-bit x 32-ch, 32-bit x 4-ch G3M Single Core 32 Yes RH850 66 No 144
    RH850/C1M-Ax
    Microcontroller with G3MH CPU Core Ideal for HEV / EV Motor Control    		 1 + 1, 2 + 1 240, 320 256, 128 2048, 4096 64 BGA252, QFP176 -40 to 105°C, -40 to 150°C 30, 48 5 No 4 No 3 3 4 16-bit x 32-ch, 16-bit x 64-ch, 32-bit x 4-ch, 32-bit x 8-ch G3MH
    CAN-FD, EMU3*1ch(with sub CPU), EMU3*2ch(with SubCPU) and more...
    		 32 Yes RH850 81, 99 No 176, 252
    RH850/D1L
    High-end Automotive Microcontrollers for Instrument Cluster Supporting Simple Gauge System or Small 2D Drawing    		 1 + 0 120 272, 672 2048, 4096 64 QFP144, QFP176 -40 to 150°C 16 3.3, 5.0 No 3 No 6 4 2 16-bit x 48-ch, 32-bit x 7-ch G3M HMI 32 Yes RH850 Display Function 103, 126 No 144, 176
    RH850/D1M
    High-end Automotive Microcontrollers for Instrument Cluster Supporting Basic or Low-level 2D Drawing    		 1 + 0 160, 200, 240 2115.2, 3702.4, 2985.6 3840, 4096, 5120 64 BGA272, BGA376, BGA484, QFP176 -40 to 150°C 16, 20 3.3, 5.0 No 3 Yes 6 4 2 16-bit x 48-ch, 32-bit x 7-ch G3M HMI 32 Yes RH850 Display Function 126, 127, 159, 199 No 176, 272, 376, 484
    RH850/D1S
    High-end Automotive Microcontrollers for Instrument Cluster Supporting Simple gauge system    		 1 + 0 120 144 1048 32 QFP144 -40 to 150°C 16 No 3 No 6 4 3 16-bit x 48-ch, 32-bit x 7-ch G3M 32 RH850 No 176
    RH850/E1L
    Safe and Secure High-end Microcontroller for Powertrain    		 1 + 1 160, 240 160, 192 2048 64 BGA252, FBGA, QFP144, QFP176 -40 to 150°C 30, 36 5 No 4 No 3 1 16-bit x 28-ch, 32-bit x 75-ch G3M Engine Control, Transmission 32 Yes RH850 74, 101 Yes 144, 176, 252
    RH850/E1M-S2
    Automotive Microcontrollers for Engine Control    		 1 + 1 240, 320 352 4096 64 BGA252, BGA304, FBGA -40 to 150°C 48 5 No 4 No 2 4 1 6 16-bit x 28-ch, 32-bit x 112-ch G3MH Engine Control, Transmission 32 Yes RH850 130, 155 Yes 252, 304
    RH850/E2H
    Next Generation of Automotive Powertrain Microcontroller    		 4 + 2 400 1152 12288 256 BGA373, BGA468 -40 to 150°C 80, 96 No 6 Yes 2 8 6 20 1 16-bit x 40-ch, 32-bit x 154-ch G4MH Engine Control, Transmission 32 RH850 No 373, 468
    RH850/E2M
    Next-Gen Automotive Powertrain Microcontrollers    		 2 + 2 400 768 8192 192 BGA292, BGA373 -40 to 150°C 52, 80 No 5 Yes 2 6 6 17 1 16-bit x 36-ch, 32-bit x 114-ch G4MH Engine Control, Transmission 32 RH850 No 292, 373
    RH850/E2UH
    Next Generation of Automotive Powertrain Microcontroller    		 6 + 4 400 2048 16384 256 BGA373, BGA468 -40 to 150°C 80, 96 No 10 Yes 4 8 6 20 1 1 16-bit x 40-ch, 32-bit x 154-ch G4MH Engine Control, Transmission 32 RH850 No 373, 468
    RH850/F1K
    High-end Automotive Microcontrollers Ideal for Body Applications    		 1 + 0 80, 120 160, 192, 128, 96 768, 1024, 1536, 2048 64 LFQFP100, LFQFP176, QFP100, QFP144, QFP176 -40 to 105°C, -40 to 125°C 36, 48, 60 3.3, 5.0, 3.3, 5 No, Yes 6, 7 No 6, 5 12, 16, 7 1 16-bit x 32-ch, 16-bit x 48-ch, 32-bit x 8-ch G3KH CAN/CAN FD 6ch, ICU (Intelligent Cryptographic Unit), LIN 32 Yes RH850 81, 120, 150 Yes 100, 144, 176
    RH850/F1KH-D8
    High-end Automotive Microcontrollers Ideal for Body Applications    		 2 + 0 240 1024, 896 6144, 8192 256 BGA233, BGA324, QFP176 -40 to 105°C, -40 to 125°C 58, 70 No 8, 12 Yes 2 10 18, 20, 24 2 2 16-bit x 48-ch, 32-bit x 16-ch G3KH
    CAN/CAN FD 12ch, Ethernet 2ch, FlexRay 2ch and more...
    		 32 No RH850 144 No 176
    RH850/F1KM-S1
    High-end Automotive Microcontrollers Ideal for Body Applications    		 1 + 0 120 128, 96, 64 512, 768, 1024 64 LQFP, QFP48, QFP64, QFP80, QFP100 -40 to 105°C, -40 to 125°C 12, 21, 25, 36 3.3, 5.0, 3.3, 5 No, Yes 1, 3, 6 No 2, 5, 4 4, 3, 7, 5 2 2 16-bit x 16-ch, 16-bit x 32-ch, 32-bit x 16-ch G3KH CAN/CAN FD 6ch, ICU (Intelligent Cryptographic Unit), LIN 32 Yes RH850 33, 49, 65, 81 Yes 48, 64, 80, 100
    RH850/F1KM-S4
    High-end Automotive Microcontrollers Ideal for Body Applications    		 1 + 0 240 384, 512 3072, 4096 128 BGA233, BGA272, LFQFP100, LFQFP144, QFP100, QFP144, QFP176 -40 to 105°C, -40 to 125°C 32, 46, 58, 70 3.3, 5.0, 3.3, 5 No, Yes 8 No, Yes 2 5, 6, 8 6, 12, 18, 20 2 1, 2 16-bit x 32-ch, 16-bit x 48-ch, 32-bit x 16-ch G3KH
    CAN/CAN FD 8ch, Ethernet, FlexRay and more...
    		 32 No, Yes RH850 75, 114, 144, 174, 214 No, Yes 100, 144, 176, 233, 272
    RH850/F1L
    High-end In-vehicle Microcomputers for Body Applications    		 1 + 0 80, 96 128, 96, 160, 192, 64, 32, 48 256, 384, 512, 768, 1024, 1536, 2048 32, 64 QFP48, QFP64, QFP80, QFP100, QFP144, QFP176 -40 to 85°C, -40 to 105°C, -40 to 125°C 12, 21, 25, 36, 48, 60, 91 3.3, 5.0 No 1, 3, 4, 6 No 4, 5, 6, 2 5, 7, 12, 16, 3, 4 1
    16-bit x 16-ch, 16-bit x 32-ch, 16-bit x 48-ch, 32-bit x 4-ch and more...
    		 G3K Auto Body 32 Yes RH850 33, 49, 65, 81, 120, 150 Yes 48, 64, 80, 100, 144, 176
    RH850/P1H-C
    High-end Automotive Microcomputers for Chassis Control    		 2 + 2 240 1536, 1088 4096, 8192, 10240 192, 128 BGA156, BGA292, FBGA -40 to 150°C 16, 32, 40 3.3 No 3, 4 No 4, 2 4 4, 2 8, 4 G3M Chassis systems 32 No, Yes RH850 131 No 156, 292, 404
    RH850/P1L-C
    All-in-one Automotive Safety Microcontrollers for Low-end Chassis System    		 1 + 1 120 100, 64 512, 1024 64, 32 QFP80, QFP100, QFP144 -40 to 160°C 8, 12, 20 No 2 No 3 2 4, 3, 2 G3M Chassis systems 32 Yes RH850 49, 63, 87 No 80, 100, 144
    RH850/P1M
    High-end Automotive Microcomputers for Chassis System    		 1 + 1 160 64, 128 512, 1024, 2048 32, 64 QFP100, QFP144 -40 to 150°C 19, 24 No 2, 3 No 2 5 2 5, 6 2 16-bit x 48-ch, 32-bit x 12-ch G3M Chassis systems 32 Yes RH850 52, 86 Yes 100, 144
    RH850/P1M-C
    High-end Automotive Microcontrollers for In-vehicle Applications Using ISO 26262 Functional Safety Standards    		 1 + 1 240 448 2048 64 BGA156, BGA292, QFP144 -40 to 150°C, -40 to 160°C 16, 20, 24 3.3 No 3 Yes 2 4 2 6, 4 G3M Chassis systems 32 Yes RH850 81, 99 No 144, 292
    RH850/P1M-E
    High-end Automotive Microcontrollers for Electronic Power Steering Systems    		 1 + 1 160 192 1024, 2048 64, 32 QFP100, QFP144 -40 to 150°C 19, 24 No 3 No 2 5 2 5, 6 2 16-bit x 48-ch, 32-bit x 12-ch G3M Chassis systems 32 Yes RH850 50, 86 No 100, 144
    RH850/U2A
    Zone/Domain Microcontroller Series    		 4 + 4 400 3584 16384 512 -40 to 160°C Yes G4MH 32 RH850 Yes
    RH850/U2B
    Zone/Domain and Vehicle Motion Microcontroller    		 8 + 4 400 5120 32768 512 -40 to 160°C Yes G4MH 32 RH850 Yes
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    Documentation

    Videos & Training

    Usage and Configuration for MCU Module: Overview (Part 1)

    This video introduces an overview of RH850/X1x MCAL MCU (Part 1).

    00:00 Opening
    00:05 Title
    00:22 Block diagram
    00:40 Sample application configuration

    Related resources:

    Video List

    News & Blog Posts

    Enable Application Design without Considering Device Configuration with Distributed Processing Software for Multiple Devices Blog Post Dec 15, 2022
    Introduction of the RH850 Virtual Platform (VPF) to Improve the Quality of Automotive Software Blog Post Oct 14, 2022
    How To Meet the Challenges of Future Zone E/E Architecture? Introduction of an MCU-Based Virtualization Solution Platform Blog Post Apr 28, 2022
    RH850/C1M-Ax MCU Solves Complex Control Challenge in Integrated Dual Traction Inverter Blog Post Nov 4, 2021
    Model-Based Development Product of Renesas RH850/C1M-Ax Specializing in HEV/EV Motor Control Blog Post Jul 22, 2021