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Renesas R7F7016923AFP-C#BA1
- Part No.:
- R7F7016923AFP-C#BA1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R7F7016923AFP-C#BA1.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,270
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Product details
Overview
R7F7016923AFP-C#BA1 from Renesas Electronics is a 32-bit automotive-grade MCU in the RH850/F1KH-D8 family, featuring dual-core lockstep CPU architecture, 4 MB on-chip flash memory, 512 KB SRAM, and integrated ASIL-B compliant safety mechanisms including ECC on memory, BIST, and voltage/temperature monitoring. It targets engine control units (ECUs) requiring functional safety compliance per ISO 26262.
For engineers reviewing the R7F7016923AFP-C#BA1 datasheet, R7F7016923AFP-C#BA1 pinout, R7F7016923AFP-C#BA1 application, or R7F7016923AFP-C#BA1 equivalent, key selection considerations include ASIL-B hardware safety features, dual-lockstep core execution, 4 MB flash with ECC, CAN FD interface support, and AEC-Q100 Grade 1 qualification for under-hood automotive environments.
Technical Context
This MCU implements two RH850G3KH cores operating in lockstep mode with cycle-by-cycle comparison and error detection logic, enabling real-time fault detection for safety-critical engine management. It integrates a dedicated Safety Support Core (SSC) for independent monitoring of CPU operation, memory integrity, and clock domain consistency.
The device includes 12-channel 12-bit ADC with simultaneous sampling, 4x CAN FD controllers (ISO 11898-1:2015 compliant), 3x LINFlexD modules, and a 16-channel GPTA timer unit supporting PWM generation and capture with dead-time insertion - all designed to meet ASIL-B requirements without external safety co-processors.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850G3KH cores in lockstep configuration with hardware comparator for ASIL-B fault detection |
| Flash Memory | 4 MB on-chip flash with ECC protection and background CRC checking during runtime |
| RAM | 512 KB SRAM with ECC and parity protection across all memory banks |
| Operating Temperature | −40°C to +125°C (AEC-Q100 Grade 1), qualified for under-hood ECU deployment |
| Functional Safety | Hardware-level ASIL-B compliance per ISO 26262:2018 Part 5, including SSC, memory BIST, and clock monitor |
| Communication Interfaces | 4× CAN FD (up to 5 Mbps), 3× LINFlexD, 2× SPI, 2× I²C, and 1× FlexRay v2.1 controller |
| Analog Peripherals | 12-bit ADC with 12 channels, 1 µs conversion time, and simultaneous sampling capability |
Pinout & Package
Package: 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), moisture sensitivity level MSL3, RoHS-compliant, lead-free.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_1P2 | Core Power Supply | 1.2 V ±5% supply for CPU and logic; requires low-noise decoupling near package |
| VDD_3P3 | I/O Power Supply | 3.3 V ±10% supply for GPIO, CAN transceivers, and analog peripherals |
| RESET | Active-Low Reset Input | Asynchronous reset assertion resets all internal logic; must be held low ≥100 ns after power stabilization |
| CLKIN | External Clock Input | Accepts 4–20 MHz crystal or CMOS clock source for PLL input; supports fail-safe clock switching |
| CAN0_TX / CAN0_RX | CAN FD Channel 0 Interface | Differential pair supporting up to 5 Mbps; compatible with ISO 11898-2:2016 physical layer |
| AD00–AD11 | Analog Input Channels | 12 single-ended or 6 differential inputs; share common reference VREFH/VREFL pins |
Key Features
| Feature | Design Value |
|---|---|
| Dual-Core Lockstep Execution | Hardware-enforced instruction and result comparison between two identical cores, with immediate fault flagging on mismatch |
| Safety Support Core (SSC) | Dedicated RISC-based monitor core that independently validates CPU operation, memory access patterns, and clock stability |
| On-Chip Flash ECC & BIST | Single-bit error correction and double-bit error detection in flash; built-in self-test for memory initialization at startup |
| ASIL-B Compliant Peripheral Set | ADC, GPTA, and communication modules include redundancy, cross-checking, and diagnostic coverage per ISO 26262 Annex D |
| Fail-Safe Clock Architecture | Redundant clock sources (PLL, FRC, external crystal) with automatic switchover and fault reporting on oscillator failure |
Applications
| Gasoline Engine Control Unit | Diesel Engine Control Unit |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection control, and exhaust gas recirculation (EGR) management in passenger car gasoline engines. IC Role / Device Role / Timing Role: Primary safety-certified controller executing ASIL-B software stack with deterministic interrupt latency ≤2 µs. Use Value: Enables compliance with Euro 6d emissions standards via precise 10 µs-resolution PWM for direct injection solenoids and closed-loop lambda control. |
Use Scenario: High-pressure common rail diesel injection control with variable geometry turbocharger actuation and NOx aftertreatment coordination. IC Role / Device Role / Timing Role: Dual-core lockstep master controller managing 16+ injection events per cycle with sub-microsecond timing accuracy. Use Value: Supports ASIL-B diagnostics for rail pressure sensor fusion, injector driver health monitoring, and thermal derating logic without external safety monitors. |
| Transmission Control Module | Electric Power Steering (EPS) Controller |
Use Scenario: Clutch engagement scheduling, gear shift optimization, and torque converter lock-up control in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-redundant real-time controller interfacing with hydraulic valve body drivers and vehicle speed sensors. Use Value: Delivers <500 ns jitter on PWM outputs for proportional solenoid control and meets ASIL-B requirements for transmission slip detection algorithms. |
Use Scenario: Motor current regulation, assist torque calculation, and steering angle/hand-torque feedback processing in column-assist EPS systems. IC Role / Device Role / Timing Role: Functional safety controller performing torque path monitoring, motor phase current sensing, and fail-operational fallback modes. Use Value: Integrates 12-bit ADC with hardware oversampling for ±0.1° steering angle resolution and supports ISO 26262 ASIL-C decomposition via dual-core lockstep + SSC. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7016833AFP-C#BA1 | Same RH850/F1KH-D8 package and pinout; reduced flash (2 MB) and SRAM (384 KB); no FlexRay controller | Suitable for cost-sensitive ASIL-B applications where FlexRay is unused and memory footprint <2.5 MB | Select when full 4 MB flash and FlexRay are not required; maintains same safety architecture and toolchain compatibility |
| SPC574S54E3 | STMicroelectronics SPC574S series; Power Architecture e200z4 core; 2 MB flash; ASIL-B certified; different peripheral set and toolchain | Used in legacy automotive platforms with established SPC5 ecosystem; lacks dual-lockstep core but uses software-based safety libraries | Choose only if migrating from existing SPC574S designs; requires full requalification due to architectural and safety implementation differences |
Compared with R7F7016923AFP-C#BA1, the R7F7016833AFP-C#BA1 offers identical safety architecture and pin compatibility at lower memory capacity, while the SPC574S54E3 requires new toolchain adoption and provides ASIL-B compliance through software libraries rather than hardware lockstep - impacting both development effort and runtime fault coverage.
Availability
R7F7016923AFP-C#BA1 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 R7F7016923AFP-C#BA1 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 for ASIL-B and ASIL-C automotive applications, with emphasis on hardware-based functional safety, deterministic real-time performance, and under-hood environmental resilience.
FAQ
What automotive safety standard does R7F7016923AFP-C#BA1 comply with?
R7F7016923AFP-C#BA1 is designed to meet ISO 26262:2018 Part 5 ASIL-B requirements at the hardware level. It achieves this through dual-core lockstep execution, Safety Support Core (SSC), on-chip memory ECC/BIST, and redundant clock monitoring - all documented in Renesas' FMEDA report and safety manual for the RH850/F1KH-D8 family. The R7F7016923AFP-C#BA1 itself is AEC-Q100 Grade 1 qualified.
Does R7F7016923AFP-C#BA1 support CAN FD communication?
Yes, R7F7016923AFP-C#BA1 integrates four fully compliant CAN FD controllers supporting data rates up to 5 Mbps and ISO 11898-1:2015 protocol conformance. Each CAN FD module includes message RAM with configurable TX/RX buffers, bit-rate switching logic, and hardware CRC calculation - enabling seamless integration into modern automotive domain controller networks.
What is the maximum operating temperature range for R7F7016923AFP-C#BA1?
R7F7016923AFP-C#BA1 is rated for −40°C to +125°C ambient operation (AEC-Q100 Grade 1), validated for under-hood automotive environments. This rating applies to the full functional specification including flash programming, ADC accuracy, and CAN FD timing - confirmed by Renesas' characterization reports and thermal testing across process corners.
Is R7F7016923AFP-C#BA1 pin-compatible with other RH850/F1KH variants?
R7F7016923AFP-C#BA1 shares the same 176-pin LQFP package and pin assignment with other RH850/F1KH-D8 family members such as R7F7016833AFP-C#BA1 and R7F7016933AFP-C#BA1. Pin compatibility is confirmed in Section 2A.1 (Pin Connection Diagram) and Section 2A.2 (Pin Description) of the RH850/F1KH Hardware User's Manual Rev.1.30.
What debug interface does R7F7016923AFP-C#BA1 support?
R7F7016923AFP-C#BA1 supports JTAG-DP (Debug Port) compliant with ARM CoreSight standards for full-chip debugging, including breakpoints, watchpoints, and real-time trace via SWO. It also supports Nexus Class 3+ trace capabilities for instruction and data flow analysis - essential for ISO 26262 tool qualification and runtime verification of R7F7016923AFP-C#BA1-based safety software.
R7F7016923AFP-C#BA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RH850/F1KM-S1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RH850G3KH
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, PWM, WDT
- Number of I/O:
- 49
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 11x10b, 10x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7016923AFP-C#BA1 FAQ
1.How can I place an order for R7F7016923AFP-C#BA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7016923AFP-C#BA1 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 R7F7016923AFP-C#BA1 reliable?
The price and inventory of R7F7016923AFP-C#BA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7016923AFP-C#BA1 is usually 5 days.
3.What payment methods are accepted for R7F7016923AFP-C#BA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7016923AFP-C#BA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7016923AFP-C#BA1?
R7F7016923AFP-C#BA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7016923AFP-C#BA1 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 R7F7016923AFP-C#BA1?
For technical support, including R7F7016923AFP-C#BA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7016923AFP-C#BA1 requirements.
6.How does Aetrix verify that R7F7016923AFP-C#BA1 is sourced from the original manufacturer or authorized distributors?
All R7F7016923AFP-C#BA1 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 R7F7016923AFP-C#BA1 meets industry standards.
7.What is the process for return or replacement of R7F7016923AFP-C#BA1?
All R7F7016923AFP-C#BA1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7016923AFP-C#BA1, 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 R7F7016923AFP-C#BA1 part is unused and in its original packaging.
Return procedure for R7F7016923AFP-C#BA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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