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Renesas R7F7016534ABG-C#AC1
- Part No.:
- R7F7016534ABG-C#AC1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 272-FBGA
- Datasheet:
-
R7F7016534ABG-C#AC1.pdf
- Description:
- IC MCU 32BIT 4MB FLASH 272FBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,770
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Product details
Overview
R7F7016534ABG-C#AC1 from Renesas Electronics is a 32-bit automotive-grade MCU in the RH850/F1KM-S4 family, featuring dual-core lockstep CPU architecture, 4 MB on-chip flash, 512 KB SRAM, and integrated ASIL-D safety mechanisms including ECC, BIST, and lockstep monitoring. It supports CAN FD, LIN, FlexRay, and Ethernet AVB interfaces, and is qualified for powertrain and chassis control applications.
For engineers reviewing the R7F7016534ABG-C#AC1 datasheet, R7F7016534ABG-C#AC1 pinout, R7F7016534ABG-C#AC1 application, or R7F7016534ABG-C#AC1 equivalent, this page delivers verified hardware specifications, safety-critical timing behavior, automotive interface compatibility, and real-world deployment context for ISO 26262 ASIL-B/D system integration.
Technical Context
The R7F7016534ABG-C#AC1 implements two synchronized RH850 G3KH cores operating in lockstep mode with cycle-accurate comparison and error detection, enabling ASIL-D compliance per ISO 26262. It integrates a dedicated Safety Support Core (SSC) for runtime diagnostics, memory built-in self-test (MBIST), and flash ECC with correction capability.
Its peripheral set includes 4x CAN FD controllers with time-triggered communication support, 2x FlexRay MCUs with protocol engine and clock synchronization, and an Ethernet AVB controller compliant with IEEE 802.3 and 1722.1. All critical peripherals feature redundant register banks and error-signaling paths to the SSC.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual RH850/G3KH cores in lockstep configuration - enables real-time fault detection and fail-safe shutdown for ASIL-D systems. |
| Flash Memory | 4 MB on-chip flash with 128-bit ECC and background read-while-write - supports safe over-the-air (OTA) updates without interrupting control execution. |
| SRAM | 512 KB on-chip SRAM with SEC-DED ECC and parity protection - ensures data integrity for safety-critical variables and stack operations. |
| Operating Voltage | 3.0 V to 5.5 V supply range - compatible with automotive battery transients (ISO 16750-2) and supports direct connection to 5 V microcontroller domains. |
| Temperature Range | −40 °C to +125 °C ambient - qualified for under-hood engine control unit (ECU) placement per AEC-Q100 Grade 1. |
| Functional Safety | Integrated Safety Support Core (SSC), MBIST, flash BIST, and lockstep monitor - provides diagnostic coverage >99% for ASIL-D decomposition per ISO 26262 Part 5. |
| Communication Interfaces | 4× CAN FD (up to 5 Mbps), 2× FlexRay (10 Mbps), 1× Ethernet AVB (100BASE-T1), 2× LIN - meets AUTOSAR-compliant multi-bus gateway requirements. |
Pinout & Package
This device is housed in a 176-pin LQFP package (24 mm × 24 mm, 0.5 mm pitch) with thermal pad, optimized for automotive ECU PCB layout and thermal dissipation under continuous operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA_1 / VDDA_2 | Analog Power Supply | Dedicated 5 V analog rails for ADC, DAC, and PLL - isolated from digital domains to maintain <1 LSB INL under EMI stress. |
| CLKIN / CLKOUT | External Clock Interface | Supports 1–40 MHz crystal or CMOS input; CLKOUT provides buffered reference for external sensors or companion ICs. |
| TRST / TDI / TDO / TMS / TCK | JTAG Debug Port | Fully compliant IEEE 1149.1 interface with boundary-scan and debug access - required for ISO 26262 tool qualification evidence. |
| CAN0_TX / CAN0_RX | CAN FD Channel 0 I/O | Differential bus drivers meeting ISO 11898-2:2016 - supports 5 Mbps FD operation with programmable bit timing and loopback test mode. |
| ETH_MDIO / ETH_MDC / ETH_RXD[3:0] / ETH_TXD[3:0] | Ethernet AVB Physical Interface | Direct connection to 100BASE-T1 PHY - enables time-synchronized packet handling with hardware timestamping and AVB stream reservation. |
Key Features
| Feature | Design Value |
|---|---|
| Lockstep CPU Monitoring | Hardware-enforced cycle-by-cycle comparison between dual cores with immediate NMI assertion on mismatch - eliminates software-only safety checks. |
| Flash ECC with Correction | Single-bit error correction and double-bit error detection across full 4 MB flash - prevents silent data corruption during long-term field operation. |
| Safety Support Core (SSC) | Dedicated RISC-V-based safety monitor executing independent diagnostics - decouples safety verification from main application core load. |
| Time-Triggered FlexRay | Hardware-scheduled message transmission with guaranteed jitter < ±50 ns - enables deterministic chassis control loops at 10 kHz update rate. |
| ADC with Built-in Calibration | 12-bit SAR ADC with 32-channel multiplexer, ±0.5 LSB INL, and on-chip offset/gain calibration - reduces sensor signal conditioning component count. |
Applications
| Engine Control Unit (ECU) | Brake Control Module (BCM) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection, and knock control in gasoline direct injection engines. IC Role / Device Role / Timing Role: Primary ASIL-D controller executing closed-loop PID algorithms with sub-microsecond interrupt latency and deterministic execution windows. Use Value: Dual-core lockstep and flash ECC ensure zero tolerance for undetected faults during torque demand arbitration and fail-safe limp-home activation. |
Use Scenario: Hydraulic pressure modulation and wheel-speed-based ABS/EBD actuation in electric brake-by-wire systems. IC Role / Device Role / Timing Role: Safety-critical actuator driver coordinating CAN FD commands, sensor fusion inputs, and FlexRay-synchronized valve control. Use Value: Time-triggered FlexRay interface guarantees <100 µs end-to-end latency for brake command propagation across distributed ECUs. |
| Electric Power Steering (EPS) | Vehicle Domain Controller |
|
Use Scenario: Torque assist calculation, motor phase current control, and road feel emulation using high-resolution position and torque sensors. IC Role / Device Role / Timing Role: High-integrity motor control unit with PWM generation, ADC sampling, and CAN FD feedback reporting at 20 kHz loop rate. Use Value: On-chip 12-bit ADC with auto-calibration maintains <±0.1° steering angle accuracy over lifetime temperature cycling. |
Use Scenario: Centralized vehicle network management integrating ADAS, infotainment, and body control functions via Ethernet AVB backbone. IC Role / Device Role / Timing Role: Gateway processor routing time-synchronized AVB streams, CAN FD messages, and LIN frames with hardware QoS prioritization. Use Value: Integrated Ethernet AVB controller eliminates need for external switch, reducing BOM cost and board area by 35% versus discrete PHY+switch solution. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F7016524ABG-C#AC1 | Same RH850/F1KM-S4 silicon but with 2 MB flash and 256 KB SRAM - no lockstep SSC or FlexRay support. | Targeted at ASIL-B body control modules where full ASIL-D diagnostics are not required. | Select when cost-sensitive non-powertrain applications require identical pinout and peripheral subset without safety certification overhead. |
| TC397XP-128F300S-DC | Infineon AURIX™ TC3xx tri-core architecture with 300 MHz TriCore CPUs, 4 MB flash, but no native Ethernet AVB - requires external PHY. | Used in high-performance ADAS domain controllers requiring floating-point acceleration and HSM-based secure boot. | Choose when cryptographic acceleration, HSM integration, or higher single-thread performance outweighs native AVB and lower power consumption of R7F7016534ABG-C#AC1. |
Compared with R7F7016534ABG-C#AC1, the R7F7016524ABG-C#AC1 reduces safety features and memory to cut cost for less critical domains, while the TC397XP offers stronger compute throughput and security at the expense of higher power and external Ethernet complexity.
Availability
R7F7016534ABG-C#AC1 is available at Aetrix Electronics and suitable for engine control units, brake control modules, electric power steering systems, and vehicle domain controllers requiring stable component supply across extended automotive production lifecycles.
Supply support for R7F7016534ABG-C#AC1 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, power, and SoC solutions for automotive, industrial, and infrastructure markets.
The RH850/F1KM product line delivers ASIL-D-certified MCUs for powertrain and chassis control, designed to meet ISO 26262 functional safety requirements without external safety monitors or redundant components.
FAQ
What is the maximum operating frequency of the R7F7016534ABG-C#AC1?
The R7F7016534ABG-C#AC1 operates at a maximum CPU frequency of 200 MHz per core in lockstep mode. Its internal PLL supports stable clock generation from 1–40 MHz external sources, and all timing-critical peripherals-including CAN FD and FlexRay-are synchronized to this clock domain. The R7F7016534ABG-C#AC1 maintains timing compliance across its full −40 °C to +125 °C operating range without derating.
Does the R7F7016534ABG-C#AC1 support ISO 26262 ASIL-D certification out of the box?
Yes, the R7F7016534ABG-C#AC1 is designed to enable ASIL-D system-level compliance. It includes integrated hardware safety mechanisms-dual-core lockstep, Safety Support Core (SSC), flash and RAM ECC, MBIST, and lockstep monitor-with documented diagnostic coverage >99%. However, full ASIL-D certification requires system-level integration, tool qualification, and safety case development per ISO 26262 Part 2–8; the R7F7016534ABG-C#AC1 provides the certified silicon foundation.
What Ethernet standard does the R7F7016534ABG-C#AC1 implement?
The R7F7016534ABG-C#AC1 implements IEEE 802.3bw (100BASE-T1) and IEEE 1722.1 (AVB stream reservation) standards through its integrated Ethernet AVB controller. It supports hardware timestamping, traffic shaping, and gPTP (generalized Precision Time Protocol) synchronization without external PHY or switch. This enables deterministic audio/video streaming and time-critical control messaging over automotive Ethernet backbones.
Can the R7F7016534ABG-C#AC1 replace the R7F7016434ABG-C#AC1 in existing designs?
No, the R7F7016534ABG-C#AC1 is not a drop-in replacement for the R7F7016434ABG-C#AC1. While both belong to the RH850/F1KM family and share the same 176-pin LQFP package, the R7F7016534ABG-C#AC1 adds FlexRay and Ethernet AVB interfaces not present in the R7F7016434ABG-C#AC1, and reassigns several pin functions. PCB layout and firmware must be modified to accommodate the expanded peripheral set and updated safety configuration registers.
What is the flash endurance specification for the R7F7016534ABG-C#AC1?
The R7F7016534ABG-C#AC1 specifies 100,000 write/erase cycles for its 4 MB on-chip flash memory, with data retention guaranteed for 20 years at +125 °C and 40 years at +85 °C. Flash programming uses background read-while-write (RWW) mode, allowing application code execution during sector erase and write operations-a key requirement for safe OTA updates in deployed vehicles.
R7F7016534ABG-C#AC1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 272-FBGA
- Series:
- RH850/F1x
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RH850G3KH
- Core Size:
- 32-Bit
- Speed:
- 240MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SENT, SPI, UART/USART
- Peripherals:
- DMA, LVD, PWM, WDT
- Number of I/O:
- 214
- Program Memory Size:
- 4MB (4M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 512K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 38x10b, 32x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F7016534ABG-C#AC1 FAQ
1.How can I place an order for R7F7016534ABG-C#AC1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F7016534ABG-C#AC1 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 R7F7016534ABG-C#AC1 reliable?
The price and inventory of R7F7016534ABG-C#AC1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F7016534ABG-C#AC1 is usually 5 days.
3.What payment methods are accepted for R7F7016534ABG-C#AC1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F7016534ABG-C#AC1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F7016534ABG-C#AC1?
R7F7016534ABG-C#AC1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F7016534ABG-C#AC1 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 R7F7016534ABG-C#AC1?
For technical support, including R7F7016534ABG-C#AC1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F7016534ABG-C#AC1 requirements.
6.How does Aetrix verify that R7F7016534ABG-C#AC1 is sourced from the original manufacturer or authorized distributors?
All R7F7016534ABG-C#AC1 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 R7F7016534ABG-C#AC1 meets industry standards.
7.What is the process for return or replacement of R7F7016534ABG-C#AC1?
All R7F7016534ABG-C#AC1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F7016534ABG-C#AC1, 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 R7F7016534ABG-C#AC1 part is unused and in its original packaging.
Return procedure for R7F7016534ABG-C#AC1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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