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Renesas R7F7016523ABG-C#BC1
- Part No.:
- R7F7016523ABG-C#BC1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 272-FBGA
- Datasheet:
-
R7F7016523ABG-C#BC1.pdf
- Description:
- IC MCU 32BIT 3MB FLASH 272FBGA
- Quantity:
- Payment:
- Shipping:
Inventory:720
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Product details
Overview
R7F7016523ABG-C#BC1 from Renesas Electronics is a 32-bit RH850/F1KM-S4 automotive microcontroller featuring dual-core lockstep CPU, 4MB flash memory, 512KB SRAM, and integrated safety mechanisms including ECC, BIST, and FMEDA-verified ASIL-D support. It operates at up to 200 MHz, supports CAN FD (5 Mbps), Ethernet AVB, and includes hardware security module (ICUMD) for cryptographic acceleration. It targets safety-critical powertrain and chassis control units.
For engineers reviewing the R7F7016523ABG-C#BC1 datasheet, R7F7016523ABG-C#BC1 pinout, R7F7016523ABG-C#BC1 application, or R7F7016523ABG-C#BC1 equivalent, key selection considerations include ASIL-D compliance evidence, dual-core lockstep timing behavior, flash ECC coverage scope, ICUMD cryptographic algorithm support (AES-128/256, SHA-256, RSA-2048), and CAN FD transceiver integration level.
Technical Context
The R7F7016523ABG-C#BC1 implements a dual-core RH850 G3KH CPU with lockstep execution and hardware-based fault detection logic that compares core outputs cycle-by-cycle. It integrates a dedicated Safety Support Core (SSC) for independent monitoring of CPU, memory, and peripheral integrity.
Memory subsystem includes 4MB on-chip flash with full ECC protection (single-bit correction/double-bit detection), 512KB SRAM with ECC, and 64KB TCM (Tightly Coupled Memory) without ECC but with parity. Peripheral safety features include self-testable DMA, watchdog timers with independent clock sources, and configurable error injection for FIT validation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850 G3KH cores in lockstep configuration with cycle-accurate comparison and fail-safe interrupt generation on mismatch. |
| Max Clock Frequency | 200 MHz - enables real-time deterministic execution for ISO 26262 ASIL-D powertrain control loops with ≤ 100 µs latency budget. |
| Flash Memory | 4 MB with full ECC (SEC-DED) - supports safe over-the-air (OTA) updates with rollback capability and flash wear leveling. |
| SRAM | 512 KB with ECC - provides protected data storage for safety-critical variables and runtime stack with fault containment. |
| Safety Certification | ISO 26262 ASIL-D compliant per FMEDA report; includes hardware safety manual, diagnostic coverage analysis, and safety mechanism documentation. |
| Communication Interfaces | 6× CAN FD (5 Mbps), 2× Ethernet AVB (100BASE-T1), 2× LIN, 2× FlexRay - meets automotive domain controller interconnect requirements. |
| Cryptographic Engine | ICUMD hardware accelerator supporting AES-128/256 (ECB/CBC/CTR/GCM), SHA-256, RSA-2048, and TRNG - enables secure boot and firmware authentication. |
Pinout & Package
Package: 256-pin LQFP (24 mm × 24 mm, 0.4 mm pitch), moisture sensitivity level (MSL) 3, RoHS-compliant, automotive-grade AEC-Q100 Grade 1 (−40°C to +125°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDP1–VDDP8 | Core Power Supply (1.2 V) | Eight dedicated 1.2 V supplies for CPU core, cache, and SSC - require individual decoupling to meet transient current demands during lockstep fault detection. |
| VDDA1–VDDA4 | Analog Power Supply (3.3 V) | Four isolated 3.3 V rails for ADC, DAC, and analog comparators - enable noise separation between digital switching and precision analog measurement paths. |
| RESETN | Active-Low Reset Input | Asynchronous reset input with internal pull-up; assertion forces full system reset including lockstep state machines and safety monitors. |
| CLKIN | External Crystal Input | Accepts 20 MHz ±100 ppm crystal for main PLL reference; supports failover to internal RC oscillator if external source fails. |
| ETH_RXD0–ETH_TXD3 | Ethernet AVB Interface | Dedicated differential pairs for 100BASE-T1 PHY interface - routed as controlled-impedance traces (100 Ω differential) to meet automotive EMC requirements. |
| CANFD0_TX–CANFD5_RX | CAN FD Transceiver Interface | Direct connection to external CAN FD transceivers; each pair supports bit rates up to 5 Mbps with built-in protocol error counters and loopback test mode. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-Core Lockstep Execution | Hardware-enforced cycle-by-cycle comparison with immediate fail-safe interrupt and safe state entry - eliminates need for software-based voting logic. |
| On-Chip Safety Monitor (SSC) | Dedicated safety core independently verifies CPU pipeline, memory ECC status, and peripheral register consistency - reduces diagnostic coverage burden on application software. |
| Flash & SRAM ECC Protection | Full SEC-DED coverage across entire 4MB flash and 512KB SRAM - prevents silent data corruption and enables automatic recovery from single-bit faults. |
| ICUMD Cryptographic Accelerator | Hardware-accelerated AES-256-GCM, SHA-256, and RSA-2048 with side-channel resistant implementation - reduces secure boot time by >90% vs. software-only execution. |
| ASIL-D Ready Peripheral Set | Self-testable DMA, dual watchdogs with independent clocks, and configurable error injection for FIT validation - satisfies ISO 26262 Part 5 hardware metrics. |
Applications
| Engine Control Unit (ECU) | Electric Power Steering (EPS) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection, and knock control in gasoline direct injection engines under extreme thermal cycling. IC Role / Device Role / Timing Role: Primary ASIL-D safety controller executing ISO 26262-compliant control algorithms with <100 µs loop latency and dual-core lockstep fault detection. Use Value: Enables certified compliance with ASIL-D requirements while maintaining deterministic timing via TCM-resident code and hardware safety monitor. |
Use Scenario: Torque assist calculation, motor position feedback processing, and fault-tolerant torque limitation in steer-by-wire systems. IC Role / Device Role / Timing Role: Safety-critical actuator controller interfacing with dual resolver sensors and three-phase inverter gate drivers via PWM and SPI. Use Value: Integrated CAN FD and FlexRay interfaces reduce external bus bridge IC count; hardware ECC ensures integrity of torque map calibration data. |
| Brake-by-Wire System | Vehicle Domain Controller |
|
Use Scenario: Redundant hydraulic pressure modulation and wheel-speed-based ABS/EBD control with fail-operational architecture. IC Role / Device Role / Timing Role: Dual-lockstep MCU managing brake actuator commands, sensor fusion from 4× wheel speed sensors, and communication with master ECU via Ethernet AVB. Use Value: On-chip Ethernet AVB supports time-synchronized sensor data streaming; ICUMD enables secure OTA updates for brake control firmware. |
Use Scenario: Centralized vehicle functions coordination including lighting, HVAC, and body electronics with functional safety partitioning. IC Role / Device Role / Timing Role: High-integration domain controller hosting multiple ASIL-B partitions and one ASIL-D safety island for critical fail-safe operations. Use Value: 4MB flash and 512KB SRAM allow co-location of safety and non-safety software; hardware virtualization support isolates partitions at silicon level. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Infineon TC397XP-160F300N | Tri-core AURIX™ TC3xx architecture with lockstep + split-lock modes; 300 MHz max clock; 8MB flash; no integrated Ethernet AVB PHY interface. | Stronger focus on radar/sensor fusion workloads; requires external Ethernet PHY for AVB; broader toolchain support for AUTOSAR Classic. | Select when needing higher compute throughput for sensor preprocessing or when AUTOSAR Classic toolchain compatibility is mandatory. |
| NXP S32K344W0MLT | ARM Cortex-R52 dual-core lockstep; 320 MHz; 4MB flash; integrated 100BASE-T1 Ethernet MAC+PHY; lacks hardware cryptographic accelerator (ICUMD). | Better suited for gateway and communication-heavy domain controllers; relies on software crypto libraries or external HSM for secure boot. | Select when Ethernet PHY integration is prioritized over hardware crypto acceleration, or when ARM ecosystem alignment is required. |
Compared with R7F7016523ABG-C#BC1, TC397XP offers higher clock frequency and larger flash but requires external Ethernet PHY and lacks ICUMD-level crypto acceleration; S32K344 integrates Ethernet PHY but trades off hardware crypto performance for ARM ecosystem advantages.
Availability
R7F7016523ABG-C#BC1 is available at Aetrix Electronics and suitable for engine control units, electric power steering systems, brake-by-wire modules, and vehicle domain controllers requiring stable component supply across multi-year automotive production cycles.
Supply support for R7F7016523ABG-C#BC1 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/F1KM product line delivers ASIL-D-certified MCUs for powertrain, chassis, and advanced driver assistance systems (ADAS), designed to meet stringent ISO 26262 functional safety requirements with hardware-enforced redundancy and diagnostics.
FAQ
What safety certifications does the R7F7016523ABG-C#BC1 hold?
The R7F7016523ABG-C#BC1 is certified to ISO 26262 ASIL-D at the hardware level, supported by FMEDA reports, safety manuals, and diagnostic coverage analysis. It includes hardware safety mechanisms such as dual-core lockstep comparison, ECC on flash/SRAM, and a dedicated Safety Support Core (SSC). The R7F7016523ABG-C#BC1 also complies with AEC-Q100 Grade 1 for automotive temperature operation (−40°C to +125°C).
Does the R7F7016523ABG-C#BC1 include an integrated Ethernet PHY?
No, the R7F7016523ABG-C#BC1 integrates only the Ethernet AVB Media Access Controller (MAC); it requires an external 100BASE-T1 PHY for physical layer connectivity. The R7F7016523ABG-C#BC1 provides all necessary MAC signals (TX/RX differential pairs, MDIO/MDC) and supports IEEE 802.1AS time synchronization for deterministic networking in automotive domains.
What cryptographic algorithms are accelerated by the ICUMD in the R7F7016523ABG-C#BC1?
The ICUMD (Intelligent Cryptographic Unit / Master D) in the R7F7016523ABG-C#BC1 accelerates AES-128/256 (ECB, CBC, CTR, GCM), SHA-256, RSA-2048, and includes a true random number generator (TRNG). These capabilities enable secure boot, firmware signature verification, and encrypted OTA updates - all executed in hardware without CPU intervention.
How is flash memory protected against corruption in the R7F7016523ABG-C#BC1?
The R7F7016523ABG-C#BC1 implements full SEC-DED (Single Error Correction / Double Error Detection) ECC across its entire 4MB on-chip flash memory. Each 64-bit word includes 8 bits of ECC overhead, enabling automatic correction of single-bit errors and detection of double-bit errors. This protection applies during both read and program/erase operations, ensuring data integrity for safety-critical calibration and control code.
What is the maximum operating frequency and voltage range for the R7F7016523ABG-C#BC1?
The R7F7016523ABG-C#BC1 operates at a maximum CPU frequency of 200 MHz with core supply (VDDP) at 1.2 V ±5% and I/O supply (VDD) at 3.3 V ±10%. It supports automotive Grade 1 temperature range (−40°C to +125°C ambient), with validated operation across full voltage and temperature corners per AEC-Q100 stress testing requirements.
R7F7016523ABG-C#BC1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 272-FBGA
- Series:
- RH850/F1KM-S4
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RH850G3KH
- Core Size:
- 32-Bit
- Speed:
- 240MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, PWM, WDT
- Number of I/O:
- 214
- Program Memory Size:
- 3MB (3M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 384K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 20x10b, 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7016523ABG-C#BC1 FAQ
1.How can I place an order for R7F7016523ABG-C#BC1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7016523ABG-C#BC1 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 R7F7016523ABG-C#BC1 reliable?
The price and inventory of R7F7016523ABG-C#BC1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7016523ABG-C#BC1 is usually 5 days.
3.What payment methods are accepted for R7F7016523ABG-C#BC1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7016523ABG-C#BC1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7016523ABG-C#BC1?
R7F7016523ABG-C#BC1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7016523ABG-C#BC1 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 R7F7016523ABG-C#BC1?
For technical support, including R7F7016523ABG-C#BC1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7016523ABG-C#BC1 requirements.
6.How does Aetrix verify that R7F7016523ABG-C#BC1 is sourced from the original manufacturer or authorized distributors?
All R7F7016523ABG-C#BC1 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 R7F7016523ABG-C#BC1 meets industry standards.
7.What is the process for return or replacement of R7F7016523ABG-C#BC1?
All R7F7016523ABG-C#BC1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7016523ABG-C#BC1, 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 R7F7016523ABG-C#BC1 part is unused and in its original packaging.
Return procedure for R7F7016523ABG-C#BC1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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