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Renesas R7F7010283AFE#KA4
- Part No.:
- R7F7010283AFE#KA4
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
R7F7010283AFE#KA4.pdf
- Description:
- IC MCU 32BIT 768KB FLSH 144LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,151
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Product details
Overview
R7F7010283AFE#KA4 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive microcontroller featuring 2 MB flash memory, 256 KB RAM, and integrated CAN FD, LIN, and SENT interfaces. It operates at up to 160 MHz, supports ASIL-B functional safety per ISO 26262, and targets engine control units (ECUs) requiring deterministic real-time performance and high-voltage robustness.
For engineers reviewing the R7F7010283AFE#KA4 datasheet, R7F7010283AFE#KA4 pinout, R7F7010283AFE#KA4 application, or R7F7010283AFE#KA4 equivalent, key selection criteria include its dual-core lockstep capability, 12-bit ADC with 48 channels, hardware-based cryptographic acceleration (AES-128/256, SHA-256), and qualification for automotive AEC-Q100 Grade 1 (-40°C to +125°C).
Technical Context
The R7F7010283AFE#KA4 implements a dual-core RH850 G3KH CPU architecture with lockstep execution for fault detection, coupled with a dedicated safety monitor core. It integrates a 12-channel PWM unit with dead-time insertion, 4x 32-bit general-purpose timers, and a 4-channel SENT interface supporting both transmitter and receiver modes.
Its peripheral set includes a 12-bit ADC with simultaneous sampling across 4 groups, a 32-channel DMA controller with scatter-gather support, and an on-chip voltage regulator delivering 1.2 V core and 3.3 V I/O supplies. The device uses a 176-pin LQFP package with dedicated power/ground pin distribution optimized for EMI suppression in automotive environments.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RH850 G3KH dual-core, lockstep mode enabled for ASIL-B compliance |
| Flash Memory | 2 MB embedded flash with ECC, 4 KB sector erase, 100k write/erase cycles |
| RAM | 256 KB SRAM with parity checking and error injection test support |
| Max Clock Frequency | 160 MHz - enables sub-1 µs interrupt latency for time-critical engine control loops |
| ADC Resolution & Channels | 12-bit resolution, 48 input channels, 1.2 µs conversion time per channel |
| CAN FD Interface | 2x CAN FD controllers supporting ISO 11898-1:2015, up to 5 Mbps data phase |
| Operating Temperature | AEC-Q100 Grade 1: -40°C to +125°C ambient - qualified for under-hood ECU placement |
Pinout & Package
Package: 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad (EPAD) connected to VSS.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDP1–VDDP4 | Core Power Supply (1.2 V) | Dedicated 1.2 V inputs for CPU, cache, and bus matrix - require local 10 µF + 100 nF decoupling |
| VDDIO1–VDDIO8 | I/O Power Supply (3.3 V) | Independent 3.3 V domains per port group - enable mixed-voltage interfacing with sensors and transceivers |
| RESET | Active-low Reset Input | Asynchronous reset with internal pull-up; accepts external watchdog or system supervisor assertion |
| CLKIN | External Crystal Input | Supports 4–20 MHz crystal or CMOS clock source for main PLL reference |
| CAN0_TX / CAN0_RX | CAN FD Channel 0 Differential I/O | Direct connection to external CAN transceiver; integrated termination resistors disabled by default |
| SENT0_CH0–SENT0_CH3 | SENT Receiver Inputs | Four independent SENT input channels supporting SAE J2716 rev 3.0 pulse-width decoding |
Key Features
| Feature | Design Value |
|---|---|
| ASIL-B Ready Architecture | Dual-core lockstep + safety monitor core + BIST-enabled memories - eliminates need for external safety MCU in Tier 1 ECU designs |
| Hardware Crypto Engine | AES-128/256, SHA-256, TRNG, and PKA (public-key accelerator) - offloads secure boot and OTA update verification from main CPU |
| SENT Interface | 4-channel hardware SENT receiver with configurable pulse-width filtering and CRC-5 generation - supports direct connection to pressure/temperature sensors |
| High-Resolution PWM | 12-channel 16-bit PWM with programmable dead-time, complementary output, and fault protection shutdown - suitable for driving high-side/low-side gate drivers |
| Flexible Clock System | 4 PLLs (main, peripheral, ADC, SENT) with independent dividers - enables precise timing isolation between control loops, communication, and diagnostics |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
|
Use Scenario: Real-time fuel injection timing, spark advance calculation, and knock detection using analog sensor inputs and crank/cam position signals. IC Role / Device Role / Timing Role: Primary real-time controller executing deterministic control algorithms with <10 µs jitter tolerance on PWM outputs and ADC triggers. Use Value: Dual-core lockstep ensures fault detection within 100 ms, meeting ASIL-B requirements for torque-limiting safety mechanisms without external redundancy. |
Use Scenario: Clutch pressure modulation, gear shift scheduling, and hydraulic valve control in automatic transmissions using SENT-based pressure sensors and PWM-driven solenoids. IC Role / Device Role / Timing Role: Integrated SENT receiver and high-resolution PWM eliminate external signal conditioning ICs and reduce BOM count by 3 components per channel. Use Value: Hardware-accelerated AES-256 enables secure firmware updates over CAN FD, satisfying OEM cybersecurity mandates for transmission software integrity. |
| Electric Power Steering (EPS) | Brake Control Unit (BCU) |
|
Use Scenario: Motor current sensing, torque feedback processing, and assist torque generation using 3-phase inverter control and Hall sensor inputs. IC Role / Device Role / Timing Role: Dedicated motor control timer with center-aligned PWM and hardware dead-time insertion ensures safe inverter switching under fault conditions. Use Value: On-chip 12-bit ADC with simultaneous sampling across 4 groups captures motor phase currents with <1 µs inter-channel skew - critical for field-oriented control accuracy. |
Use Scenario: ABS/EBD pressure modulation, wheel speed signal conditioning, and brake-by-wire actuator control using CAN FD communication and analog sensor fusion. IC Role / Device Role / Timing Role: Dual CAN FD interfaces provide redundant communication paths between master BCU and slave wheel modules with guaranteed message latency <50 µs. Use Value: Integrated voltage regulator with independent core/I/O domains maintains stable operation during load dump events (ISO 7637-2 Pulse 5a), eliminating need for external LDOs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7010284AFE#KA4 | Same RH850/F1KH-D8 family; differs only in flash configuration (2 MB vs. 4 MB) and minor peripheral enablement - identical pinout and electrical specs | Targeted at higher-feature ECUs requiring larger bootloader or diagnostic code space | Select when >2 MB flash is required for multi-layer diagnostic stacks or future feature expansion |
| SPC5744PFK1AKLQ1 | STMicroelectronics SPC574xP series; Power Architecture e200z4 core, 2 MB flash, ASIL-B certified, but lacks native SENT and has lower ADC channel count (24 vs. 48) | Used in legacy powertrain platforms where Power Architecture toolchain compatibility is mandatory | Choose only if existing SPC57xx software investment or toolchain constraints outweigh RH850's SENT/Crypto advantages |
Compared with R7F7010283AFE#KA4, the R7F7010284AFE#KA4 offers expanded flash capacity without layout or firmware changes, while the SPC5744PFK1AKLQ1 requires redesign of SENT interface logic and cryptographic acceleration paths - making R7F7010283AFE#KA4 optimal for new ASIL-B ECU designs prioritizing sensor integration and security.
Availability
R7F7010283AFE#KA4 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 R7F7010283AFE#KA4 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-performance, functional-safety-certified MCUs for powertrain and chassis applications, designed specifically to meet ISO 26262 ASIL-B/D requirements in harsh automotive environments.
FAQ
What is the maximum operating temperature range certified for the R7F7010283AFE#KA4?
The R7F7010283AFE#KA4 is AEC-Q100 qualified for Grade 1 operation, with a certified ambient temperature range of -40°C to +125°C. This rating applies to the full device including core logic, flash memory, and all integrated peripherals. Thermal derating is not required within this range, and the on-chip temperature sensor provides real-time junction monitoring with ±3°C accuracy.
Does the R7F7010283AFE#KA4 support CAN FD with ISO 11898-1:2015 compliance?
Yes, the R7F7010283AFE#KA4 integrates two fully compliant CAN FD controllers supporting ISO 11898-1:2015. Each controller handles data rates up to 5 Mbps in the data phase, includes built-in bit-rate switching logic, and supports flexible data-length configuration (up to 64 bytes). The hardware also implements CRC-17 for arbitration phase and CRC-21 for data phase, matching the standard's error-detection requirements.
How many SENT input channels does the R7F7010283AFE#KA4 provide, and what protocol versions are supported?
The R7F7010283AFE#KA4 provides four dedicated hardware SENT receiver channels (SENT0_CH0 through SENT0_CH3), each capable of independent pulse-width decoding. It supports SAE J2716 rev 3.0, including fast and slow channel formats, CRC-5 checksum validation, and configurable timeout detection. No firmware overhead is required for basic SENT frame parsing - all timing and validation are handled in hardware.
Is the R7F7010283AFE#KA4 pin-compatible with other RH850/F1KH-D8 variants such as R7F7010284AFE#KA4?
Yes, the R7F7010283AFE#KA4 is pin-compatible with the R7F7010284AFE#KA4 and all other members of the RH850/F1KH-D8 176-pin LQFP family. They share identical pin assignments, electrical characteristics, and mechanical footprint. Differences are limited to internal flash size (2 MB vs. 4 MB) and factory-programmed option bytes - enabling drop-in replacement in existing PCB layouts without modification.
What safety certifications does the R7F7010283AFE#KA4 hold for automotive functional safety?
The R7F7010283AFE#KA4 is certified to ISO 26262 ASIL-B at the device level, with documentation supporting ASIL-B decomposition in system-level architectures. It includes hardware safety mechanisms such as lockstep CPU cores, memory ECC with error injection testing, safety monitor core, and FMEDA reports available under NDA. The device also meets AEC-Q100 Grade 1 reliability requirements and supports diagnostic coverage analysis per ISO 26262 Part 5 Annex D.
R7F7010283AFE#KA4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 144-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, PWM, WDT
- Number of I/O:
- 120
- 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 24x10b, 24x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7010283AFE#KA4 FAQ
1.How can I place an order for R7F7010283AFE#KA4 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7010283AFE#KA4 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 R7F7010283AFE#KA4 reliable?
The price and inventory of R7F7010283AFE#KA4 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7010283AFE#KA4 is usually 5 days.
3.What payment methods are accepted for R7F7010283AFE#KA4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7010283AFE#KA4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7010283AFE#KA4?
R7F7010283AFE#KA4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7010283AFE#KA4 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 R7F7010283AFE#KA4?
For technical support, including R7F7010283AFE#KA4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7010283AFE#KA4 requirements.
6.How does Aetrix verify that R7F7010283AFE#KA4 is sourced from the original manufacturer or authorized distributors?
All R7F7010283AFE#KA4 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 R7F7010283AFE#KA4 meets industry standards.
7.What is the process for return or replacement of R7F7010283AFE#KA4?
All R7F7010283AFE#KA4 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7010283AFE#KA4, 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 R7F7010283AFE#KA4 part is unused and in its original packaging.
Return procedure for R7F7010283AFE#KA4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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