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Renesas R7F7010233AFE#KA4
- Part No.:
- R7F7010233AFE#KA4
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7F7010233AFE#KA4.pdf
- Description:
- IC MCU 32BIT 512KB FLSH 100LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,347
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Product details
Overview
R7F7010233AFE#KA4 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive microcontroller featuring dual-core lockstep CPU architecture, 2 MB on-chip flash memory, and integrated ASIL-B compliant safety mechanisms. It supports CAN FD (up to 5 Mbps), LIN, and SENT interfaces, and operates across –40°C to 125°C for engine control unit (ECU) and transmission control applications.
For engineers reviewing the R7F7010233AFE#KA4 datasheet, R7F7010233AFE#KA4 pinout, R7F7010233AFE#KA4 application, or R7F7010233AFE#KA4 equivalent, key selection criteria include ASIL-B functional safety certification, dual-core lockstep execution, flash read-while-write capability, and hardware-based CRC acceleration for ECU firmware integrity verification.
Technical Context
The R7F7010233AFE#KA4 implements a dual-core RH850 G3KH CPU with lockstep monitoring, enabling real-time fault detection via instruction-level comparison and error signaling through dedicated safety interrupt outputs. Its memory subsystem includes 2 MB of embedded flash with ECC protection, 256 KB SRAM with parity, and 64 KB data flash with wear leveling support.
Peripheral integration includes 4x CAN FD controllers (ISO 11898-1:2015 compliant), 2x LINFlexD modules, 8-channel SENT receivers, 12-bit ADC with 32-channel multiplexing, and a programmable watchdog timer with windowed operation. All safety-critical peripherals are accessible via dedicated safety channels and support diagnostic self-tests per ISO 26262 Part 5 Annex D.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850 G3KH cores in lockstep mode for ASIL-B compliance and fault detection |
| Flash Memory | 2 MB embedded flash with ECC, supporting read-while-write and 100k write/erase cycles |
| SRAM | 256 KB on-chip SRAM with parity checking and error flagging |
| CAN FD Support | 4 independent CAN FD controllers, up to 5 Mbps data rate, ISO 11898-1:2015 compliant |
| Operating Temperature | –40°C to +125°C ambient, qualified per AEC-Q100 Grade 1 |
| Safety Certification | ASIL-B compliant per ISO 26262:2018 Part 5, with hardware safety manual and FMEDA report available |
| ADC Resolution | 12-bit SAR ADC with 32-channel input multiplexer and configurable sampling windows |
Pinout & Package
Package: 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Core Power Supply | 1.2 V ±5% supply for CPU and logic; requires local 100 nF decoupling |
| VDDA | Analog Power Supply | 5.0 V ±5% supply for ADC and analog comparators; isolated from digital VDD |
| RESET | Reset Input | Active-low asynchronous reset; internal pull-up; compatible with external reset ICs |
| CLKIN | External Clock Input | Accepts 4–20 MHz crystal or CMOS clock source for system PLL reference |
| CAN0_TX / CAN0_RX | CAN FD Channel 0 Interface | Differential pair for CAN FD physical layer; supports 125 kbps–5 Mbps bit rates |
| AD00–AD31 | ADC Input Channels | 32 dedicated analog inputs mapped to 12-bit SAR ADC; each configurable for single-ended or differential mode |
Key Features
| Feature | Design Value |
|---|---|
| Lockstep Dual-Core Monitoring | Hardware-enforced instruction-by-instruction comparison between two identical CPU cores with automatic error flagging and safe state entry |
| Flash ECC & Read-While-Write | Single-bit error correction and double-bit error detection in flash; concurrent execution and programming without CPU stall |
| Hardware CRC Accelerator | Dedicated CRC module supporting CRC-16, CRC-32, and CRC-32C for firmware image validation and communication frame integrity |
| SENT Receiver Integration | 8-channel SENT interface with configurable timing resolution (125 ns step), supporting SAE J2716 rev 2010 and custom protocols |
| ASIL-B Safety Mechanisms | Includes memory BIST, peripheral loopback tests, clock monitor, voltage supervisor, and safety interrupt controller with priority arbitration |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection pulse width, and knock detection in gasoline direct injection engines. IC Role / Device Role / Timing Role: Primary safety-critical controller executing ASIL-B software stack with lockstep CPU verification and flash ECC. Use Value: Enables deterministic sub-100 µs interrupt latency and certified runtime integrity for ISO 26262-compliant powertrain software. |
Use Scenario: Gear shift scheduling, clutch pressure modulation, and torque converter lockup control in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: Central controller managing CAN FD communication with engine ECU and sensor fusion from multiple position/pressure sensors. Use Value: Delivers synchronized 1 ms control loop execution using hardware timer-triggered ADC sampling and SENT-based sensor feedback. |
| Electric Power Steering (EPS) | Brake Control Unit (BCU) |
|
Use Scenario: Assist torque calculation, motor current control, and fault-tolerant steering angle estimation in column-assist EPS systems. IC Role / Device Role / Timing Role: Safety controller implementing ASIL-B motor control algorithms with dual-core lockstep and redundant sensor interface paths. Use Value: Supports fail-operational behavior via hardware safety island and independent watchdog supervision of critical control loops. |
Use Scenario: ABS, EBD, and ESC actuation sequencing with real-time wheel speed processing and hydraulic valve control. IC Role / Device Role / Timing Role: High-integrity controller interfacing with 4-channel wheel speed sensors (via SENT or incremental encoder) and CAN FD brake network. Use Value: Guarantees <50 µs response time for critical brake commands using hardware-triggered DMA transfers and priority interrupt nesting. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7010234AFE#KA4 | Same package and pinout; 3 MB flash instead of 2 MB; identical CPU, peripherals, and safety features | Preferred where larger firmware footprint or future OTA update partitioning is required | Select when >2 MB code space needed without changing PCB layout or driver software |
| SPC5744PFK1AKLQ1 | STMicroelectronics SPC574xP family; Power Architecture e200z4 core; 2 MB flash; ASIL-B certified but different toolchain and peripheral register map | Requires full software porting; used in legacy chassis control designs with established SPC5 ecosystem | Consider only for brownfield projects already committed to SPC5 toolchain and qualification artifacts |
Compared with R7F7010233AFE#KA4, the R7F7010234AFE#KA4 offers expanded flash capacity with zero hardware or software compatibility impact, while the SPC5744PFK1AKLQ1 demands full firmware requalification and toolchain migration-making the former a seamless upgrade and the latter a high-effort alternative.
Availability
R7F7010233AFE#KA4 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and electric power steering systems requiring stable component supply, long-term automotive lifecycle support, and ASIL-B-certified silicon.
Supply support for R7F7010233AFE#KA4 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Renesas Electronics Corporation is a Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and infrastructure markets.
The RH850/F1KH product line delivers high-reliability 32-bit MCUs designed specifically for ASIL-B automotive powertrain and chassis applications, emphasizing functional safety, real-time determinism, and robust EMC performance.
FAQ
What safety certifications does the R7F7010233AFE#KA4 hold?
The R7F7010233AFE#KA4 is certified to ASIL-B per ISO 26262:2018 Part 5, with supporting documentation including FMEDA reports, safety manuals, and diagnostic coverage analysis. It meets AEC-Q100 Grade 1 requirements for automotive operation from –40°C to +125°C. Renesas provides certified safety libraries and IAR/HighTec compiler qualification kits for R7F7010233AFE#KA4-based development.
Does the R7F7010233AFE#KA4 support CAN FD with simultaneous classical CAN operation?
Yes, the R7F7010233AFE#KA4 integrates four independent CAN FD controllers, each configurable for either CAN FD (up to 5 Mbps) or classical CAN (1 Mbps) operation. All four channels operate concurrently and support mixed-mode networks-enabling legacy ECU integration alongside next-generation high-bandwidth nodes on the same vehicle network.
What is the maximum ADC sampling rate achievable on the R7F7010233AFE#KA4?
The R7F7010233AFE#KA4 12-bit SAR ADC achieves up to 1.25 MSps aggregate sampling rate across all 32 channels, with individual channel conversion times as low as 800 ns. Hardware-triggered sequences allow fully autonomous multi-channel acquisition synchronized to PWM timers or external events-critical for real-time motor current sensing in EPS applications.
How is flash memory protected against corruption during over-the-air (OTA) updates on the R7F7010233AFE#KA4?
The R7F7010233AFE#KA4 uses ECC-protected flash with hardware-accelerated CRC-32C computation to validate firmware images before programming. Its flash controller supports secure swap partitioning and atomic sector erase/write, ensuring that interrupted OTA updates leave the device in a bootable state. The R7F7010233AFE#KA4 also includes a dedicated ROM bootloader with cryptographic signature verification support.
Is the R7F7010233AFE#KA4 pin-compatible with other RH850/F1KH variants?
The R7F7010233AFE#KA4 shares the same 176-pin LQFP package and pin assignment with R7F7010234AFE#KA4 and R7F7010235AFE#KA4, enabling drop-in replacement within the F1KH-D8 variant group. Pin compatibility is confirmed in Renesas' "RH850/F1KH Pin Function" document (Rev.1.30, Section 2A.2), covering all power, clock, reset, and peripheral signal mappings.
R7F7010233AFE#KA4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RH850/F1L
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RH850G3K
- Core Size:
- 32-Bit Single-Core
- Speed:
- 80MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, PWM, WDT
- Number of I/O:
- 81
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 20x10b, 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7010233AFE#KA4 FAQ
1.How can I place an order for R7F7010233AFE#KA4 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7010233AFE#KA4 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for R7F7010233AFE#KA4 reliable?
The price and inventory of R7F7010233AFE#KA4 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7010233AFE#KA4 is usually 5 days.
3.What payment methods are accepted for R7F7010233AFE#KA4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7010233AFE#KA4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7010233AFE#KA4?
R7F7010233AFE#KA4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7010233AFE#KA4 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for R7F7010233AFE#KA4?
For technical support, including R7F7010233AFE#KA4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7010233AFE#KA4 requirements.
6.How does Aetrix verify that R7F7010233AFE#KA4 is sourced from the original manufacturer or authorized distributors?
All R7F7010233AFE#KA4 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that R7F7010233AFE#KA4 meets industry standards.
7.What is the process for return or replacement of R7F7010233AFE#KA4?
All R7F7010233AFE#KA4 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7010233AFE#KA4, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The R7F7010233AFE#KA4 part is unused and in its original packaging.
Return procedure for R7F7010233AFE#KA4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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