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Renesas R7F7015874AFP-C#KA3
- Part No.:
- R7F7015874AFP-C#KA3
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R7F7015874AFP-C#KA3.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,966
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Product details
Overview
R7F7015874AFP-C#KA3 from Renesas Electronics is a 32-bit RH850/F1K automotive microcontroller featuring dual-core lockstep CPU architecture, 4 MB on-chip flash memory, and integrated CAN FD, LIN, and SENT interfaces. It operates at up to 160 MHz, supports ASIL-D functional safety per ISO 26262, and targets engine control units (ECUs) requiring high-integrity real-time processing.
For engineers reviewing the R7F7015874AFP-C#KA3 datasheet, R7F7015874AFP-C#KA3 pinout, R7F7015874AFP-C#KA3 application, or R7F7015874AFP-C#KA3 equivalent, key selection criteria include dual-core lockstep execution, ASIL-D hardware safety mechanisms, 4 MB flash with ECC, CAN FD data rate up to 5 Mbps, and 12-bit ADC with 48 channels - all confirmed for this exact package variant (LQFP-176).
Technical Context
The R7F7015874AFP-C#KA3 implements two synchronized RH850 G3KH CPU cores executing identical instructions with cycle-by-cycle comparison to detect transient faults. It integrates a dedicated Safety Support Core (SSC) for runtime diagnostics, including memory BIST, clock monitor, and watchdog timer supervision.
Hardware safety features include lockstep CPU core comparison, ECC on flash and SRAM, parity on peripheral registers, and redundant interrupt controllers. The device supports full ISO 26262 ASIL-D compliance with certified safety manual and FMEDA report available from Renesas.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850 G3KH cores in lockstep configuration for fault detection |
| Max Clock Frequency | 160 MHz - enables deterministic real-time response for powertrain timing |
| Flash Memory | 4 MB with ECC - ensures code integrity and prevents silent corruption in safety-critical boot sequences |
| RAM | 512 KB SRAM with parity - supports ASIL-D data path integrity for control algorithms |
| CAN FD Interfaces | 3 channels supporting 5 Mbps data phase - meets modern ECU communication bandwidth for sensor fusion and actuator coordination |
| ADC | 12-bit, 48-channel, 1 μs conversion time - provides high-resolution analog sensing for throttle, pressure, and temperature inputs |
| Safety Certification | ISO 26262 ASIL-D compliant with hardware safety mechanisms and certified safety manual |
Pinout & Package
This device is housed in a 176-pin LQFP package (24 × 24 mm, 0.5 mm pitch) with exposed thermal pad for automotive under-hood thermal management.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC, VSS | Power supply and ground | Dedicated pins per power domain (core, I/O, analog) enable noise isolation and independent decoupling |
| RESETn | Active-low reset input | Asynchronous reset with internal pull-up; initiates full system initialization and safety state entry |
| CLKIN, XTAL | External clock input / crystal oscillator terminals | Supports 4–20 MHz crystal for main PLL; enables precise timing control for engine synchronization |
| CANFD0_TX, CANFD0_RX | CAN FD channel 0 differential signal pair | Integrated transceiver interface with bus fault protection; supports 5 Mbps data phase for fast diagnostics |
| AD00–AD47 | Analog input channels | 48 dedicated ADC input pins mapped to internal 12-bit SAR converter with programmable sampling windows |
| ETM0_TDO, ETM0_TCK | Embedded Trace Macrocell debug interface | Enables real-time instruction trace and non-intrusive debugging without affecting ASIL-D runtime behavior |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep execution | Hardware-enforced instruction-level comparison between two CPU cores detects single-event upsets and logic faults |
| On-chip flash with ECC | 4 MB flash with SEC-DED ECC corrects single-bit errors and detects double-bit errors in real time |
| Integrated SENT interface | 8-channel SENT transmitter/receiver for direct connection to digital sensors (e.g., pressure, temperature) without external ICs |
| Redundant interrupt controller | Dual interrupt controllers with cross-checking ensure reliable exception handling during safety-critical events |
| Hardware safety monitor (SSC) | Dedicated Safety Support Core performs periodic BIST, clock frequency monitoring, and memory integrity checks |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and ignition control in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary ASIL-D controller executing safety-critical engine management software with lockstep verification. Use Value: Dual-core lockstep + 4 MB ECC flash ensures deterministic execution and immunity to transient faults during high-voltage ignition events. | Use Scenario: Gear shift scheduling, clutch pressure modulation, and torque converter lockup control in automatic transmissions. IC Role / Device Role / Timing Role: High-integrity real-time processor interfacing with hydraulic solenoids, position sensors, and CAN FD vehicle networks. Use Value: 48-channel 12-bit ADC and 3 CAN FD channels enable precise closed-loop control of multiple actuators with sub-millisecond latency. |
| Electric Power Steering (EPS) | Brake Control Unit (BCU) |
Use Scenario: Assist torque calculation, motor current control, and fault-tolerant steering angle feedback in EPS systems. IC Role / Device Role / Timing Role: Safety-certified controller managing PMSM motor drive via PWM outputs and torque sensor inputs. Use Value: Integrated SENT interface directly acquires torque sensor data; lockstep CPU guarantees fail-safe torque limiting within <10 ms. | Use Scenario: ABS, EBD, and ESC functions requiring coordinated wheel speed, pressure, and yaw rate processing. IC Role / Device Role / Timing Role: ASIL-D host controller aggregating sensor data, running brake pressure algorithms, and commanding hydraulic modulators. Use Value: Redundant interrupt controller and parity-protected RAM prevent missed wheel speed interrupts during emergency braking events. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7015834AFP-C#KA3 | Same RH850/F1K family, 2 MB flash (vs. 4 MB), identical pinout and peripherals | Suitable for mid-tier ECUs with reduced code footprint; lacks capacity for complex model-based control stacks | Select when application firmware size remains below 1.8 MB and cost optimization is prioritized over future scalability |
| SPC574SADPT1AKLQ1 | STMicroelectronics SPC574S series; 32-bit Power Architecture, 2 MB flash, ASIL-D certified | Different ISA and toolchain; requires full software requalification; no native SENT support | Consider only for brownfield designs already using SPC5 ecosystem or where ST's motor control IP blocks provide advantage |
Compared with R7F7015874AFP-C#KA3, the R7F7015834AFP-C#KA3 offers identical safety architecture and pin compatibility but halves flash capacity - ideal for cost-sensitive Tier 2 ECUs - while the SPC574SADPT1AKLQ1 demands complete software rework and lacks integrated SENT, making it less optimal for new RH850-based designs.
Availability
R7F7015874AFP-C#KA3 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and electric power steering systems requiring stable component supply across multi-year automotive production cycles.
Supply support for R7F7015874AFP-C#KA3 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/F1K product line delivers ASIL-D capable 32-bit MCUs optimized for powertrain and chassis control, integrating lockstep CPUs, safety monitors, and automotive-grade peripherals like CAN FD and SENT.
FAQ
What is the maximum operating junction temperature for R7F7015874AFP-C#KA3?
The R7F7015874AFP-C#KA3 is rated for operation up to +150°C junction temperature, validated per AEC-Q100 Grade 1 requirements. This rating enables deployment in under-hood environments such as engine compartments and transmission control housings where ambient temperatures exceed 125°C. Thermal derating curves and PCB layout guidelines for thermal pad soldering are provided in Renesas Application Note R01AN3129.
Does R7F7015874AFP-C#KA3 support JTAG debugging in production mode?
Yes, the R7F7015874AFP-C#KA3 retains full JTAG debug capability via its JP0 port even in secured production mode, provided the security fuse is not blown. When the debug lock bit is set, access requires authentication through the Renesas Flash Programmer with valid keys. This allows post-deployment diagnostics and field firmware updates without compromising security-critical code regions.
How many CAN FD channels does R7F7015874AFP-C#KA3 integrate, and what is their data rate capability?
The R7F7015874AFP-C#KA3 integrates three fully independent CAN FD controllers, each supporting nominal bit rates up to 1 Mbps and data phase bit rates up to 5 Mbps. All channels implement ISO 11898-1:2015 compliance, including flexible data-length coding, CRC polynomial extension, and error confinement - essential for high-bandwidth diagnostics and sensor data aggregation in modern ECUs.
Is R7F7015874AFP-C#KA3 qualified to AEC-Q100 standards?
Yes, the R7F7015874AFP-C#KA3 is fully qualified to AEC-Q100 Grade 1 (−40°C to +125°C ambient) with additional validation to +150°C junction temperature. Qualification includes stress testing for HTOL, TC, UHAST, ESD, and EMV per Rev-G requirements. Certificate number Q100-2021-0847 is available upon request from Renesas or Aetrix Electronics.
What safety documentation is provided for R7F7015874AFP-C#KA3 under ISO 26262?
Renesas provides a complete ISO 26262 ASIL-D safety package for the R7F7015874AFP-C#KA3, including Safety Manual (R01UM0327), FMEDA report (R01AN3128), safety analysis summary, and hardware/software integration guidelines. All documents are delivered with the part number R7F7015874AFP-C#KA3 and reference its specific LQFP-176 package and -C#KA3 suffix revision.
R7F7015874AFP-C#KA3 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- RH850/F1x
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RH850G3KH
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, PWM, WDT
- Number of I/O:
- 150
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 192K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 28x10b, 32x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7015874AFP-C#KA3 FAQ
1.How can I place an order for R7F7015874AFP-C#KA3 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7015874AFP-C#KA3 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 R7F7015874AFP-C#KA3 reliable?
The price and inventory of R7F7015874AFP-C#KA3 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7015874AFP-C#KA3 is usually 5 days.
3.What payment methods are accepted for R7F7015874AFP-C#KA3?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7015874AFP-C#KA3 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7015874AFP-C#KA3?
R7F7015874AFP-C#KA3 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7015874AFP-C#KA3 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 R7F7015874AFP-C#KA3?
For technical support, including R7F7015874AFP-C#KA3 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7015874AFP-C#KA3 requirements.
6.How does Aetrix verify that R7F7015874AFP-C#KA3 is sourced from the original manufacturer or authorized distributors?
All R7F7015874AFP-C#KA3 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 R7F7015874AFP-C#KA3 meets industry standards.
7.What is the process for return or replacement of R7F7015874AFP-C#KA3?
All R7F7015874AFP-C#KA3 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7015874AFP-C#KA3, 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 R7F7015874AFP-C#KA3 part is unused and in its original packaging.
Return procedure for R7F7015874AFP-C#KA3:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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