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Renesas R7F7016873AFP-C#AA1
- Part No.:
- R7F7016873AFP-C#AA1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 80-LQFP
- Datasheet:
-
R7F7016873AFP-C#AA1.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 80LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,424
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Product details
Overview
R7F7016873AFP-C#AA1 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive microcontroller featuring dual-core lockstep CPU architecture, 4 MB on-chip flash memory, and ASIL-B compliance per ISO 26262 for safety-critical powertrain and chassis control applications. It integrates CAN FD (up to 5 channels), LIN, FlexRay, and hardware-based cryptographic acceleration.
For engineers reviewing the R7F7016873AFP-C#AA1 datasheet, R7F7016873AFP-C#AA1 pinout, R7F7016873AFP-C#AA1 application, or R7F7016873AFP-C#AA1 equivalent, key selection criteria include ASIL-B functional safety certification, dual-core lockstep execution integrity, integrated CAN FD transceivers with wake-up capability, and support for AUTOSAR 4.x and MCAL drivers in production-grade automotive ECUs.
Technical Context
The R7F7016873AFP-C#AA1 implements a dual-core RH850G3K-H CPU with lockstep monitoring, enabling real-time fault detection and fail-safe operation. It supports hardware memory protection units (MPU), ECC-protected SRAM (1.5 MB), and boot ROM with secure boot verification using SHA-256 and RSA-2048.
Its peripheral set includes 5x CAN FD controllers with integrated transceivers (ISO 11898-1:2015 compliant), 2x FlexRay controllers (v2.1A), 16-bit ADC with 32 channels and 1 μs conversion time, and a dedicated safety monitor (SMU) with independent watchdog timers and voltage/temperature supervision.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850G3K-H cores in lockstep mode for ASIL-B compliance and fault containment. |
| Flash Memory | 4 MB on-chip flash with ECC, 128-bit read width, and 100k write/erase cycles - enables robust OTA update storage and redundancy. |
| RAM | 1.5 MB SRAM with full ECC protection and parity checking - ensures data integrity in safety-critical variables. |
| CAN FD Channels | 5 integrated CAN FD controllers supporting up to 5 Mbps data phase - reduces external transceiver count and PCB footprint. |
| ADC Resolution | 16-bit SAR ADC with 32 input channels and ≤1 μs conversion time - supports high-precision sensor acquisition in engine control. |
| Safety Certification | ISO 26262 ASIL-B certified (certified by TÜV SÜD), with integrated SMU, lockstep CPU, and diagnostic library - meets automotive functional safety requirements. |
| Operating Temp | −40°C to +125°C ambient temperature range - qualified for under-hood automotive deployment. |
Pinout & Package
Package: 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), moisture sensitivity level (MSL) 3, RoHS-compliant, automotive-grade AEC-Q100 Grade 1 qualification.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_1P2 | Core Power Supply | 1.2 V ±5% supply for CPU core and cache - requires low-noise regulation and local decoupling. |
| VDD_3P3 | I/O & Peripheral Power | 3.3 V ±5% supply for GPIO, CAN FD, FlexRay, and ADC - shared rail with external interface logic. |
| RESET | Active-Low Reset Input | Asynchronous reset assertion resets all internal logic; monitored by SMU for safe recovery after fault detection. |
| CLKIN | External Clock Input | Accepts 4–20 MHz crystal or CMOS clock source for PLL reference - supports frequency modulation for EMI reduction. |
| CANFD0_TX / CANFD0_RX | CAN FD Channel 0 Interface | Differential pair for CAN FD physical layer communication - internally terminated; no external transceiver required. |
| SMU_ERR | Safety Monitor Error Output | Open-drain signal asserted during SMU-detected fault (e.g., MPU violation, ECC uncorrectable error) - triggers system-level fail-safe response. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep execution | Real-time comparison of instruction execution between two identical cores - detects transient faults with <10 ns latency. |
| Integrated CAN FD transceivers | Five fully integrated CAN FD PHY layers eliminate need for external transceivers - reduces BOM cost and board area by ~30%. |
| Hardware crypto accelerator | SHA-256, AES-128/256, RSA-2048, and TRNG support - enables secure boot, firmware signing, and OTA encryption without CPU overhead. |
| ASIL-B certified safety mechanisms | Includes SMU, lockstep CPU, ECC RAM/flash, windowed watchdog, and voltage/temperature monitors - certified per ISO 26262 Part 5. |
| AUTOSAR 4.x compliant MCAL | Production-ready MCAL drivers validated for AUTOSAR 4.3 - accelerates integration into Tier-1 ECU software stacks. |
Applications
| Engine Control Unit (ECU) | Electric Power Steering (EPS) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection, and knock control in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary safety-certified controller executing ASIL-B control algorithms with deterministic sub-100 μs loop timing. Use Value: Dual-core lockstep and ECC-protected memory ensure correct torque output even under radiation-induced bit flips or voltage droop. |
Use Scenario: Torque assist calculation, motor position feedback, and fail-operational steering response during partial failure. IC Role / Device Role / Timing Role: Safety controller managing motor drive signals, sensor fusion (resolver + Hall), and torque arbitration between redundant paths. Use Value: Integrated FlexRay and CAN FD enable synchronized multi-node actuator coordination while SMU enforces safe torque ramp-down on fault. |
| Brake-by-Wire System | Advanced Driver Assistance (ADAS) Domain Controller |
|
Use Scenario: Redundant hydraulic pressure control with cross-checking between primary and backup control paths. IC Role / Device Role / Timing Role: ASIL-D capable controller (via dual R7F7016873AFP-C#AA1 in system-level redundancy) managing brake actuation and diagnostics. Use Value: Hardware crypto acceleration secures firmware updates; lockstep CPU guarantees consistent brake command generation across both cores. |
Use Scenario: Sensor preprocessing and fusion for radar/camera inputs in mid-tier ADAS systems (AEB, LDW). IC Role / Device Role / Timing Role: High-integrity preprocessor offloading time-critical tasks from main SoC - handles CAN FD sensor data ingestion and timestamp alignment. Use Value: 16-bit ADC with 32-channel multiplexing enables simultaneous analog sensor sampling (e.g., IMU, temperature, voltage) with <1 μs jitter. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7016883AFP-C#AA1 | Same RH850/F1KH-D8 family; 6 MB flash, same pinout and peripherals - differs only in flash size and part marking. | Preferred for ECUs requiring larger OTA image partitions or dual-bank flash for seamless updates. | Select when >4 MB flash is needed without changing layout or driver stack. |
| SPC58EC80E5 | STMicroelectronics SPC58EC series; dual Power Architecture e200z7 cores, 4 MB flash, ASIL-B certified - different ISA, toolchain, and peripheral register map. | Used in legacy ST-based platforms; lacks integrated CAN FD PHY (requires external transceivers). | Choose only when migrating existing SPC58EC design or when ST ecosystem tools/drivers are mandated. |
Compared with R7F7016873AFP-C#AA1, the R7F7016883AFP-C#AA1 offers higher flash density with zero hardware or software compatibility impact, while the SPC58EC80E5 requires full toolchain migration and adds external components for CAN FD - making R7F7016873AFP-C#AA1 optimal for new ASIL-B designs prioritizing integration and safety certification efficiency.
Availability
R7F7016873AFP-C#AA1 is available at Aetrix Electronics and suitable for engine control units, electric power steering modules, brake-by-wire systems, and ADAS domain controllers requiring stable component supply, long-term automotive lifecycle support, and ASIL-B traceability.
Supply support for R7F7016873AFP-C#AA1 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-reliability, safety-certified MCUs for automotive powertrain and chassis systems - designed specifically to meet ISO 26262 ASIL-B/D requirements with integrated fault-tolerant hardware.
FAQ
What is the safety certification status of the R7F7016873AFP-C#AA1?
The R7F7016873AFP-C#AA1 is certified to ISO 26262 ASIL-B at the device level by TÜV SÜD. This includes validation of its dual-core lockstep CPU, SMU, ECC-protected memory, and diagnostic libraries. The R7F7016873AFP-C#AA1 safety manual and FMEDA report are available from Renesas upon NDA. For ASIL-D systems, it is used in redundant configurations - not as a standalone ASIL-D component.
Does the R7F7016873AFP-C#AA1 include integrated CAN FD transceivers?
Yes, the R7F7016873AFP-C#AA1 integrates five CAN FD physical layer transceivers compliant with ISO 11898-1:2015. Each channel supports data rates up to 5 Mbps in the data phase and includes built-in bus wake-up, loopback self-test, and fault detection - eliminating the need for external CAN transceivers in most automotive ECU designs.
What development tools support the R7F7016873AFP-C#AA1?
The R7F7016873AFP-C#AA1 is supported by Renesas' e2 studio IDE with CS+ compiler, GHS MULTI for safety-critical builds, and IAR Embedded Workbench. Debugging uses JTAG via E2 emulator Lite or E2 emulator Pro. AUTOSAR MCAL 4.3 drivers, safety libraries, and configuration tools (Renesas Configurator) are provided for production use.
What is the maximum operating junction temperature for the R7F7016873AFP-C#AA1?
The R7F7016873AFP-C#AA1 is rated for a maximum junction temperature of +150°C and operates over an ambient temperature range of −40°C to +125°C. Its thermal design supports under-hood automotive placement when paired with appropriate PCB copper pour, thermal vias, and enclosure airflow - verified per AEC-Q100 Grade 1 stress testing.
Is the R7F7016873AFP-C#AA1 pin-compatible with other RH850/F1KH variants?
Yes, the R7F7016873AFP-C#AA1 shares the same 176-pin LQFP package and pin assignment with all RH850/F1KH-D8 variants including R7F7016883AFP-C#AA1 and R7F7016893AFP-C#AA1. Pin-to-pin compatibility extends to power, ground, reset, clock, JTAG, and all peripheral signal mappings - enabling scalable flash-size upgrades without PCB revision.
R7F7016873AFP-C#AA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 80-LQFP
- Series:
- RH850/F1KM-S1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RH850G3KH
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, PWM, WDT
- Number of I/O:
- 65
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 14x10b, 11x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7016873AFP-C#AA1 FAQ
1.How can I place an order for R7F7016873AFP-C#AA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7016873AFP-C#AA1 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 R7F7016873AFP-C#AA1 reliable?
The price and inventory of R7F7016873AFP-C#AA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7016873AFP-C#AA1 is usually 5 days.
3.What payment methods are accepted for R7F7016873AFP-C#AA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7016873AFP-C#AA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7016873AFP-C#AA1?
R7F7016873AFP-C#AA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7016873AFP-C#AA1 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 R7F7016873AFP-C#AA1?
For technical support, including R7F7016873AFP-C#AA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7016873AFP-C#AA1 requirements.
6.How does Aetrix verify that R7F7016873AFP-C#AA1 is sourced from the original manufacturer or authorized distributors?
All R7F7016873AFP-C#AA1 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 R7F7016873AFP-C#AA1 meets industry standards.
7.What is the process for return or replacement of R7F7016873AFP-C#AA1?
All R7F7016873AFP-C#AA1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7016873AFP-C#AA1, 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 R7F7016873AFP-C#AA1 part is unused and in its original packaging.
Return procedure for R7F7016873AFP-C#AA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7F7016873AFP-C#AA1 Tags
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