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Renesas R7F7010323AFP#AA4
- Part No.:
- R7F7010323AFP#AA4
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R7F7010323AFP#AA4.pdf
- Description:
- IC MCU 32BIT 768KB FLSH 176LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,356
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Product details
Overview
R7F7010323AFP#AA4 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive microcontroller featuring a 120 MHz CPU core, 1.5 MB on-chip flash memory, and integrated CAN FD, LIN, and SENT interfaces. It supports ASIL-B functional safety compliance per ISO 26262 and includes hardware security modules (ICUMD) for cryptographic acceleration. It serves as the primary engine control unit (ECU) processor in modern powertrain systems.
For engineers reviewing the R7F7010323AFP#AA4 datasheet, R7F7010323AFP#AA4 pinout, R7F7010323AFP#AA4 application, or R7F7010323AFP#AA4 equivalent, key selection criteria include its dual-lockstep CPU architecture, 12-bit ADC with 48 channels, 64 KB SRAM with ECC, and support for AURIX-compatible toolchains and AUTOSAR OS.
Technical Context
The R7F7010323AFP#AA4 implements a dual-core lockstep configuration of the RH850 G3KH CPU with instruction-level redundancy checking, enabling real-time fault detection for ASIL-B applications. It integrates a 12-channel timer array (GPTA), 4-channel 32-bit general-purpose timers (GPT), and a dedicated watchdog timer with windowing capability.
Its peripheral set includes two CAN FD controllers (ISO 11898-1:2015 compliant), one LIN controller (LIN 2.2A/SAE J2602), and four SENT receivers supporting both single- and dual-edge decoding. Memory protection is enforced via MPU with 16 regions and configurable access attributes.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RH850 G3KH dual-core lockstep @ 120 MHz - enables real-time fault detection without software overhead |
| Flash Memory | 1.5 MB on-chip flash with ECC and background programming - supports safe OTA updates and EEPROM emulation |
| SRAM | 64 KB with SEC-DED ECC - protects runtime data integrity in harsh automotive environments |
| ADC | 12-bit SAR ADC with 48 input channels and 1.2 μs conversion time - suitable for high-resolution sensor acquisition in engine control |
| CAN FD Interfaces | 2 × CAN FD controllers (up to 5 Mbps data phase) - meets modern ECU communication bandwidth requirements |
| SENT Receivers | 4 × SENT v3.0 receivers with dual-edge timing capture - directly interfaces with pressure, temperature, and position sensors |
| Functional Safety | ASIL-B compliant per ISO 26262:2018 Part 5 & 6 - certified for use in powertrain control without external safety monitor |
Pinout & Package
Package: 144-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC_1P2 | Core Power Supply | 1.2 V ±5% supply for CPU and logic - requires low-noise regulation and local decoupling |
| VCC_3P3 | I/O Power Supply | 3.3 V ±10% supply for GPIO, CAN transceivers, and analog peripherals - supports mixed-voltage interfacing |
| RESET | Active-Low Reset Input | Asynchronous reset assertion resets all internal logic and registers - must be held low for ≥100 ns after power stabilization |
| CLKIN | External Clock Input | Accepts 4–20 MHz crystal or CMOS clock - feeds PLL for generating 120 MHz system clock |
| CAN0_TX / CAN0_RX | CAN FD Channel 0 Interface | Differential signal pair for CAN FD bus communication - requires external transceiver and 120 Ω termination |
| SENT0–SENT3 | SENT Receiver Inputs | Four dedicated digital inputs supporting SENT frame decoding with ±1 LSB timing accuracy |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep CPU | Hardware-enforced instruction comparison eliminates need for software-based BIST in ASIL-B diagnostics |
| Integrated ICUMD module | Accelerates AES-128/256, SHA-256, and RSA-2048 operations - enables secure boot and firmware authentication |
| GPTA timer array | 12-channel flexible timer supporting PWM generation, input capture, and quadrature decoding - ideal for motor control and crank/cam sensing |
| MPU with 16 regions | Configurable memory access permissions per region - enforces task isolation in AUTOSAR OS environments |
| Background Debug Mode (BDM) | Single-wire debug interface compliant with Nexus Class 3 - enables non-intrusive trace and real-time variable monitoring |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and knock control in gasoline direct injection engines. IC Role / Device Role / Timing Role: Primary compute engine executing control algorithms at ≤100 μs loop intervals with deterministic latency. Use Value: Dual-lockstep execution and ECC-protected memory ensure functional correctness under voltage transients and EMI stress. |
Use Scenario: Clutch pressure modulation, gear shift scheduling, and torque converter lock-up control in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-critical actuator controller with ASIL-B compliance and redundant sensor fusion. Use Value: Integrated SENT receivers and high-resolution ADC enable precise hydraulic pressure feedback without external signal conditioning. |
| Electric Power Steering (EPS) | Brake-by-Wire Actuator Controller |
Use Scenario: Motor current control, assist torque calculation, and road feel compensation in column-assist EPS systems. IC Role / Device Role / Timing Role: High-bandwidth motor control unit with PWM generation and current sensing at 20 kHz switching frequency. Use Value: GPTA timer array delivers synchronized PWM outputs and dead-time insertion with sub-10 ns jitter. |
Use Scenario: Closed-loop pressure control of electro-hydraulic brake actuators in regenerative braking systems. IC Role / Device Role / Timing Role: Fault-tolerant actuator driver with dual-CAN FD communication and hardware safety monitoring. Use Value: Two independent CAN FD interfaces allow separation of control and diagnostic traffic with guaranteed bandwidth allocation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7010293AFP#AA4 | Same RH850/F1KH-D8 family but with 1 MB flash and 48 KB SRAM - reduced memory footprint | Suitable for cost-sensitive ECUs with simpler control algorithms and fewer calibration parameters | Select when application code size remains under 900 KB and diagnostic log buffer requirements are minimal |
| R7F7010433AFP#AA4 | Higher memory variant: 2 MB flash and 96 KB SRAM - adds additional CAN FD channel and SENT receiver | Required for multi-domain controllers integrating body, chassis, and powertrain functions | Choose when consolidating multiple ECUs or implementing complex model-based control with large lookup tables |
Compared with R7F7010293AFP#AA4, the R7F7010323AFP#AA4 provides 500 KB more flash for extended calibration storage and bootloader flexibility; versus R7F7010433AFP#AA4, it offers optimal cost/performance balance for standalone powertrain ECUs without domain consolidation needs.
Availability
R7F7010323AFP#AA4 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and electric power steering systems requiring stable component supply across automotive production lifecycles.
Supply support for R7F7010323AFP#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 targets ASIL-B automotive powertrain applications, delivering high-reliability real-time processing with integrated functional safety and security features.
FAQ
What is the maximum operating temperature range for the R7F7010323AFP#AA4?
The R7F7010323AFP#AA4 is rated for operation from −40 °C to +125 °C ambient temperature, meeting AEC-Q100 Grade 1 qualification. This range ensures reliable performance in under-hood environments such as engine compartments and transmission housings where thermal cycling and transient spikes occur. The device's thermal shutdown circuit activates above 150 °C junction temperature to prevent permanent damage. All timing specifications in the R7F7010323AFP#AA4 datasheet are guaranteed across this full temperature range.
Does the R7F7010323AFP#AA4 support AUTOSAR 4.x compliance out of the box?
The R7F7010323AFP#AA4 supports AUTOSAR 4.3 and 4.4 through Renesas' certified MCAL (Microcontroller Abstraction Layer) stack and compatible OS partners like ETAS RTA-OS and Vector MICROSAR. Its dual-lockstep CPU, memory protection unit, and interrupt controller meet AUTOSAR BSW requirements for safety and determinism. However, full AUTOSAR compliance requires integration of certified middleware and configuration tools - the R7F7010323AFP#AA4 hardware provides the foundational safety mechanisms required by the standard.
Can the R7F7010323AFP#AA4 execute secure boot from internal flash?
Yes, the R7F7010323AFP#AA4 supports hardware-verified secure boot using its integrated ICUMD cryptographic module. During reset, the boot ROM validates the signature of the first flash sector using pre-programmed public keys stored in OTP memory. Only authenticated code is allowed to execute, preventing unauthorized firmware loading. This process is immutable and occurs before any user code runs - a critical feature for protecting the R7F7010323AFP#AA4 in OTA update scenarios.
What debug interface does the R7F7010323AFP#AA4 use, and is JTAG supported?
The R7F7010323AFP#AA4 uses Nexus Class 3-compliant Background Debug Mode (BDM) over a single-wire interface (SWD), not traditional JTAG. This reduces pin count while supporting real-time trace, non-intrusive breakpoints, and memory inspection. The debug port is accessible via pins P00_0 (TMS/SWDIO) and P00_1 (TCK/SWCLK), with optional TRACESWO for streaming trace output. JTAG is not implemented - all official Renesas development tools (E2 studio, CS+), debug probes (E2 Lite, E2), and third-party emulators target the BDM interface exclusively for the R7F7010323AFP#AA4.
Is the R7F7010323AFP#AA4 pin-compatible with other RH850/F1KH variants?
No, the R7F7010323AFP#AA4 is not pin-compatible with other RH850/F1KH variants such as R7F7010293AFP#AA4 or R7F7010433AFP#AA4. While all share the same 144-pin LQFP package, pin assignments differ significantly - especially for peripheral signals like SENT, CAN FD, and ADC inputs - due to internal routing optimizations and feature differentiation. PCB layout must be designed specifically for the R7F7010323AFP#AA4; migration between variants requires board redesign and signal revalidation.
R7F7010323AFP#AA4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- RH850/F1L
- Packaging:
- Tray
- Product Status:
- Obsolete
- 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:
- 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#AA4 FAQ
1.How can I place an order for R7F7010323AFP#AA4 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7010323AFP#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#AA4 reliable?
The price and inventory of R7F7010323AFP#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#AA4 is usually 5 days.
3.What payment methods are accepted for R7F7010323AFP#AA4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7010323AFP#AA4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7010323AFP#AA4?
R7F7010323AFP#AA4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7010323AFP#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#AA4?
For technical support, including R7F7010323AFP#AA4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7010323AFP#AA4 requirements.
6.How does Aetrix verify that R7F7010323AFP#AA4 is sourced from the original manufacturer or authorized distributors?
All R7F7010323AFP#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#AA4 meets industry standards.
7.What is the process for return or replacement of R7F7010323AFP#AA4?
All R7F7010323AFP#AA4 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7010323AFP#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#AA4 part is unused and in its original packaging.
Return procedure for R7F7010323AFP#AA4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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