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Renesas R7F7010323AFP-C#AA4
- Part No.:
- R7F7010323AFP-C#AA4
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R7F7010323AFP-C#AA4.pdf
- Description:
- IC MCU 32BIT 768KB FLSH 176LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,288
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Product details
Overview
R7F7010323AFP-C#AA4 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive microcontroller featuring a dual-core lockstep CPU, 2 MB on-chip flash memory, and integrated ASIL-B compliant safety mechanisms. It operates at up to 120 MHz, supports CAN FD and LIN interfaces, and targets engine control units (ECUs) requiring functional safety compliance per ISO 26262.
For engineers reviewing the R7F7010323AFP-C#AA4 datasheet, R7F7010323AFP-C#AA4 pinout, R7F7010323AFP-C#AA4 application, or R7F7010323AFP-C#AA4 equivalent, key selection criteria include ASIL-B hardware safety features, dual-core lockstep execution integrity, flash memory endurance (100k write/erase cycles), and support for automotive-grade temperature range (–40°C to +125°C).
Technical Context
The R7F7010323AFP-C#AA4 implements a dual-core RH850 G3KH CPU with lockstep monitoring, enabling real-time fault detection for safety-critical automotive functions. It integrates a dedicated Safety Support Unit (SSU) with ECC-protected RAM, BIST logic, and windowed watchdog timers.
Peripheral integration includes 4-channel CAN FD controllers (ISO 11898-1:2015 compliant), 2-channel LIN transceivers, 12-bit ADC with 32-channel multiplexing, and 16-bit timer units supporting PWM generation and input capture - all qualified for operation across the full AEC-Q100 Grade 1 temperature range.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850 G3KH cores in lockstep configuration for ASIL-B fault detection |
| Max Clock Frequency | 120 MHz - enables deterministic real-time response for engine timing control |
| Flash Memory | 2 MB on-chip flash with 100k write/erase cycles and ECC protection |
| RAM | 384 KB SRAM with SEC-DED ECC and memory protection unit (MPU) |
| Operating Temperature | –40°C to +125°C - qualified per AEC-Q100 Grade 1 for under-hood ECU use |
| CAN FD Channels | 4 independent channels supporting data rates up to 5 Mbps and payload lengths up to 64 bytes |
| Safety Certification | Hardware-level ASIL-B compliance per ISO 26262:2018 Part 5, including SSU, lockstep, and diagnostic coverage |
Pinout & Package
Package: 144-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level (MSL) 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC | Core power supply | 1.2 V ±5% supply for CPU and logic; requires low-noise decoupling |
| VDD | I/O power supply | 3.3 V ±10% supply for peripheral I/Os and communication interfaces |
| RESET | Active-low reset input | Asynchronous reset assertion resets all internal logic and registers; must be held low ≥100 ns |
| CLKIN | External clock input | Accepts 4–20 MHz crystal or external oscillator for system clock generation |
| CAN0_TX / CAN0_RX | CAN FD channel 0 differential interface | Direct connection to external CAN transceiver; supports bit rates up to 5 Mbps |
| AD00–AD31 | Analog input channels | 32-channel 12-bit ADC inputs with programmable sampling time and trigger sources |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep execution | Continuous hardware comparison of core outputs detects transient faults with <1 µs latency |
| Safety Support Unit (SSU) | Integrated BIST, memory test controller, and windowed watchdog timers for ASIL-B diagnostics |
| Flash memory with ECC | Single-bit error correction and double-bit error detection across entire 2 MB program memory |
| CAN FD with flexible data rate | Simultaneous classic CAN and FD frames on same bus; configurable bit timing per channel |
| 12-bit ADC with 32 channels | Up to 1 MSps sampling rate with hardware-triggered sequence scanning and result FIFO |
| Temperature sensor interface | On-die thermal sensor with ±3°C accuracy over –40°C to +125°C for thermal monitoring |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection sequencing, and knock detection in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary safety-certified controller executing ASIL-B software with lockstep CPU verification and flash ECC. Use Value: Enables deterministic 120 MHz execution with hardware fault detection, reducing risk of undetected latent errors in critical engine management logic. |
Use Scenario: Gear shift scheduling, torque converter clutch control, and hydraulic pressure regulation in automatic transmissions. IC Role / Device Role / Timing Role: Dual-core RH850 G3KH processor managing real-time actuator control loops and CAN FD communication with vehicle network. Use Value: 4-channel CAN FD support allows concurrent high-speed communication with engine, chassis, and body ECUs while maintaining ASIL-B integrity. |
| Electric Power Steering (EPS) | Brake Control Unit (BCU) |
Use Scenario: Motor position sensing, assist torque calculation, and fail-safe steering angle limitation in EPS systems. IC Role / Device Role / Timing Role: Safety controller performing sensor fusion (CAN, SPI, analog), motor control PWM generation, and fault-tolerant decision logic. Use Value: Integrated 12-bit ADC with 32 channels and hardware-triggered sampling enables precise multi-sensor acquisition without CPU overhead. |
Use Scenario: ABS/EBD actuation, brake-by-wire redundancy, and vehicle stability control coordination. IC Role / Device Role / Timing Role: ASIL-B certified MCU executing safety-critical braking algorithms with lockstep CPU and SSU diagnostics. Use Value: On-chip 384 KB ECC-protected SRAM ensures data integrity during dynamic braking events where memory corruption could compromise safety. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7010223AFP-C#AA4 | 1 MB flash, 256 KB SRAM, identical package and pinout but reduced memory capacity | Suitable for cost-optimized ECUs with lower code footprint and fewer calibration parameters | Select when application firmware size remains below 900 KB and safety diagnostics fit within smaller RAM allocation |
| SPC5744PFK1AKLQ1 | Power Architecture e200z4 dual-core, 2 MB flash, 384 KB RAM, but different instruction set and peripheral register map | Requires full software re-architecture; supports similar ASIL-B safety goals via different hardware mechanisms | Choose only for new designs targeting STMicroelectronics ecosystem or legacy SPC5 platform continuity |
Compared with R7F7010323AFP-C#AA4, the R7F7010223AFP-C#AA4 offers identical safety architecture and pin compatibility at lower memory cost, while the SPC5744PFK1AKLQ1 provides comparable ASIL-B capability but demands complete firmware porting due to non-RH850 ISA and peripheral divergence.
Availability
R7F7010323AFP-C#AA4 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, electric power steering systems, and brake control units requiring stable component supply across automotive production lifecycles.
Supply support for R7F7010323AFP-C#AA4 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, and power devices for automotive, industrial, and IoT markets.
The RH850/F1KH product line delivers high-integrity 32-bit MCUs designed specifically for ASIL-B and ASIL-C automotive safety applications, emphasizing lockstep execution, hardware diagnostics, and AEC-Q100 Grade 1 reliability.
FAQ
What safety certifications does the R7F7010323AFP-C#AA4 support?
The R7F7010323AFP-C#AA4 is designed to meet ISO 26262:2018 Part 5 requirements for ASIL-B hardware elements. It incorporates dual-core lockstep CPU comparison, Safety Support Unit (SSU) with BIST and windowed watchdogs, ECC on flash and SRAM, and memory protection unit (MPU). Renesas provides safety manuals and FMEDA reports to support customer safety analysis for R7F7010323AFP-C#AA4-based systems.
Does the R7F7010323AFP-C#AA4 support CAN FD, and what are its data rate limits?
Yes, the R7F7010323AFP-C#AA4 integrates four independent CAN FD controllers compliant with ISO 11898-1:2015. Each channel supports arbitration bit rates up to 1 Mbps and data bit rates up to 5 Mbps, with payload lengths up to 64 bytes. The controller includes hardware message filtering, FIFO buffering, and loopback self-test modes for R7F7010323AFP-C#AA4 validation.
What is the maximum operating frequency and voltage range for the R7F7010323AFP-C#AA4?
The R7F7010323AFP-C#AA4 operates at a maximum CPU frequency of 120 MHz. Its core logic requires a regulated 1.2 V ±5% supply (VCC), while I/O circuits operate from a 3.3 V ±10% supply (VDD). Both supplies must be independently decoupled, and the device is qualified for continuous operation across –40°C to +125°C ambient temperature per AEC-Q100 Grade 1.
How much on-chip flash and RAM does the R7F7010323AFP-C#AA4 provide?
The R7F7010323AFP-C#AA4 includes 2 MB of on-chip flash memory with single-bit error correction and double-bit error detection (ECC), rated for 100,000 write/erase cycles. It also provides 384 KB of SRAM, fully protected by SEC-DED ECC and managed by a memory protection unit (MPU) - both memory resources are accessible to the dual-core RH850 G3KH CPU in R7F7010323AFP-C#AA4 applications.
Is the R7F7010323AFP-C#AA4 pin-compatible with other RH850/F1KH variants?
Yes, the R7F7010323AFP-C#AA4 uses the 144-pin LQFP package shared across the RH850/F1KH-D8 family, including R7F7010223AFP-C#AA4 and R7F7010423AFP-C#AA4. Pin functions, power domains, and peripheral mappings are consistent within the D8 variant group, enabling hardware reuse across memory-graded versions of R7F7010323AFP-C#AA4-compatible designs.
R7F7010323AFP-C#AA4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-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, I2S, LCD, LVD, POR, PWM, WDT
- Number of I/O:
- 150
- Program Memory Size:
- 768KB (768K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 96K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 28x10b, 32x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7010323AFP-C#AA4 FAQ
1.How can I place an order for R7F7010323AFP-C#AA4 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7010323AFP-C#AA4 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 R7F7010323AFP-C#AA4 reliable?
The price and inventory of R7F7010323AFP-C#AA4 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7010323AFP-C#AA4 is usually 5 days.
3.What payment methods are accepted for R7F7010323AFP-C#AA4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7010323AFP-C#AA4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7010323AFP-C#AA4?
R7F7010323AFP-C#AA4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7010323AFP-C#AA4 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 R7F7010323AFP-C#AA4?
For technical support, including R7F7010323AFP-C#AA4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7010323AFP-C#AA4 requirements.
6.How does Aetrix verify that R7F7010323AFP-C#AA4 is sourced from the original manufacturer or authorized distributors?
All R7F7010323AFP-C#AA4 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 R7F7010323AFP-C#AA4 meets industry standards.
7.What is the process for return or replacement of R7F7010323AFP-C#AA4?
All R7F7010323AFP-C#AA4 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7010323AFP-C#AA4, 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 R7F7010323AFP-C#AA4 part is unused and in its original packaging.
Return procedure for R7F7010323AFP-C#AA4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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