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Renesas R7FA8E1AFDCFP#BA0
- Part No.:
- R7FA8E1AFDCFP#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- -
- Datasheet:
-
R7FA8E1AFDCFP#BA0.pdf
- Description:
- MCU RA8E1 ARM CM85 1M/544K LQFP1
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Inventory:1,335
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Product details
Overview
R7FA8E1AFDCFP#BA0 from Renesas is a high-performance 32-bit Arm® Cortex®-M85 microcontroller operating at up to 360 MHz, featuring 1 MB code flash, 12 KB data flash, 544 KB SRAM with parity, dual CAN FD, Ethernet MAC, USB 2.0 Full-Speed, Octal SPI, and TrustZone® security - deployed in industrial gateways requiring deterministic real-time control and secure network edge processing.
For engineers reviewing the R7FA8E1AFDCFP#BA0 datasheet, R7FA8E1AFDCFP#BA0 pinout, R7FA8E1AFDCFP#BA0 application, or R7FA8E1AFDCFP#BA0 equivalent, key selection criteria include its 100-pin LQFP package, -40°C to +105°C junction temperature rating, dual-bank flash for background SWAP operation, RSIP-E51A cryptographic acceleration, and integrated ETHERC/EDMAC for zero-CPU-frame-transfer Ethernet interfacing.
Technical Context
The R7FA8E1AFDCFP#BA0 implements Armv8.1-M architecture with Helium™ M-profile Vector Extension (MVE-F), supporting scalar and vectorized half/single-precision floating-point operations for AI-at-the-edge inference. Its dual-bank flash enables seamless firmware updates via background SWAP while executing from the active bank.
Security is enforced through Arm TrustZone® with configurable secure/non-secure memory regions (flash, SRAM, data flash), RSIP-E51A hardware crypto engine (128-bit unique ID, true RNG, HUK), and tamper-resistant pins. The ETHERC/EDMAC pair operates in RMII mode with dedicated 50 MHz REF50CK0 input and full DMA offload for TCP/IP stack acceleration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M85 @ 360 MHz with Helium MVE-F and FPU - enables real-time signal processing and lightweight ML inference without external co-processors. |
| Memory | 1 MB dual-bank code flash (SWAP/background operation), 12 KB data flash (100k P/E cycles), 544 KB SRAM (32 KB TCM + 512 KB user) with parity - supports robust OTA updates and safety-critical data retention. |
| Connectivity | Dual CAN FD (ISO 11898-1), USB 2.0 Full-Speed (host/device), OSPI (xSPI/JESD251 compliant), ETHERC/EDMAC (RMII/MII), 6× SCI, 2× IIC, 2× SPI - enables multi-protocol industrial fieldbus and Ethernet backbone integration. |
| Analog | Two 12-bit ADCs (13 ch total), one 12-bit DAC, two ACMPHS comparators, on-die temperature sensor - supports closed-loop motor control, power monitoring, and sensor fusion. |
| Security | Arm TrustZone®, RSIP-E51A (AES-256/GCM/SHA-256/RNG), secure boot, lifecycle management, 3 tamper pins - meets IEC 62443-3-3 SL2 requirements for secure device onboarding and firmware integrity. |
| Power & Temp | VCC/VCC2: 1.68–3.6 V; operating junction temperature: −40°C to +105°C - qualified for extended-temperature industrial automation and transportation applications. |
| Package | 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch, PLQP0100KP-A) - compatible with standard SMT assembly and thermal management in space-constrained control modules. |
Pinout & Package
Package: 100-pin LQFP (PLQP0100KP-A), 14 mm × 14 mm, 0.5 mm pitch, lead-free Sn finish, rated for −40°C to +105°C junction temperature.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VCC2 | Core & I/O power supply | Separate 1.68–3.6 V domains enable independent voltage scaling and noise isolation between digital logic and peripherals. |
| VSS / VSS_DCDC | Ground reference | Dedicated ground pins per power domain minimize ground bounce and improve EMC performance in mixed-signal systems. |
| XTAL / EXTAL | Main clock oscillator interface | Supports 8–48 MHz crystal or external clock for precise timing control of CPU, USB, and Ethernet subsystems. |
| REF50CK0 | Ethernet RMII reference clock input | Accepts 50 MHz clock for RMII timing compliance - eliminates need for external PHY-side clock generation. |
| CRX0 / CTX0, CRX1 / CTX1 | CAN FD channel 0/1 transceiver I/O | Dedicated differential receive/transmit pins per CAN FD channel - supports simultaneous classical CAN and CAN FD frame handling. |
| USB_DP / USB_DM | Integrated USB 2.0 FS transceiver I/O | On-die full-speed PHY eliminates external transceiver - reduces BOM count and PCB area in embedded host/device designs. |
| OM_SCLK / OM_SIOn / OM_CSn | Octal SPI master interface | Direct xSPI-compliant connection to OctaFlash/HyperRAM - enables fast code XIP or large buffer storage without external bus expansion. |
| RMII0_TXD0–1 / RMII0_RXD0–1 | Ethernet RMII data interface | 2-bit transmit/receive lanes + TX_EN/CRS_DV - achieves 100 Mbps Ethernet with minimal pin count and simplified layout. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash with SWAP operation | Enables atomic firmware updates without halting real-time execution - critical for unattended industrial controllers and remote gateways. |
| RSIP-E51A cryptographic accelerator | Hardware-accelerated AES-256-GCM, SHA-256, ECDSA, and true random number generation - reduces TLS handshake latency by >90% vs. software-only crypto. |
| ETHERC/EDMAC with zero-CPU packet transfer | Full-duplex Ethernet DMA offload supports concurrent 100 Mbps traffic on multiple sockets - frees CPU for application logic in protocol gateway use cases. |
| TrustZone®-partitioned memory & peripherals | Independent secure/non-secure MPU regions for flash (2 banks), SRAM (2 regions), data flash (2 regions), and peripheral attribution - enforces hardware-isolated secure boot and runtime services. |
| Ultra-low-power timers (AGT/ULPT) | Two AGT (16-bit) and two ULPT (32-bit) timers operate in Deep Software Standby mode - enables sub-μA wake-up event detection for battery-backed IoT edge nodes. |
Applications
| Industrial Ethernet Gateway | Secure Automotive Diagnostic Tool |
|---|---|
|
Use Scenario: Aggregating Modbus TCP, CAN FD, and USB device data into a unified Ethernet backbone for factory SCADA systems. IC Role / Device Role / Timing Role: Central protocol translation hub with real-time scheduling via GPT32 timers and deterministic Ethernet frame handling via ETHERC/EDMAC. Use Value: Dual CAN FD channels and OSPI-connected flash enable concurrent vehicle ECU diagnostics and firmware staging without external memory or protocol bridges. |
Use Scenario: Handheld OBD-II scanner performing UDS over CAN FD and secure firmware updates via USB to automotive ECUs. IC Role / Device Role / Timing Role: Secure root-of-trust controller managing encrypted firmware images, certificate validation, and tamper-aware debug access. Use Value: RSIP-E51A and TrustZone® enforce secure boot chain and prevent unauthorized flash writes - meeting ISO/SAE 21434 cybersecurity requirements. |
| Smart Grid Communication Module | AI-Enhanced Motor Drive Controller |
|
Use Scenario: Substation RTU communicating over IEC 61850 GOOSE and IEEE C37.118 synchrophasor protocols via Ethernet and serial interfaces. IC Role / Device Role / Timing Role: Time-synchronized data concentrator using RTC calendar mode, CAC clock accuracy measurement, and IEEE 1588 timestamping support. Use Value: Hardware-accelerated CRC and DOC units validate frame integrity and perform real-time data checksumming - eliminating software overhead in time-critical protection logic. |
Use Scenario: Closed-loop servo drive implementing field-oriented control (FOC) with current sensing, PWM generation, and thermal monitoring. IC Role / Device Role / Timing Role: Real-time motion controller using GPT32 for 20 kHz PWM, ADC12 for current sampling, and ACMPHS for overcurrent fault detection. Use Value: 360 MHz Cortex-M85 with Helium™ executes FOC math in <1.5 μs - enabling higher switching frequencies and smoother torque response than M4-based alternatives. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance secure MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA8E1AFDCFB#BA0 | 144-pin LQFP, 106 GPIOs, CEU image capture unit, 1 KB standby SRAM - larger footprint and higher I/O count. | Required for vision-augmented HMI or multi-sensor fusion where CEU or >70 I/Os are needed. | Select when external camera interface or expanded peripheral multiplexing is required; not pin-compatible with R7FA8E1AFDCFP#BA0. |
| STM32H753VI | Arm Cortex-M7 @ 480 MHz, 2 MB flash, no native CAN FD or Ethernet MAC, requires external PHY, no TrustZone®-partitioned peripherals. | Suitable for compute-intensive but less connected applications (e.g., standalone DSP node); lacks integrated secure network stack acceleration. | Choose when maximum CPU throughput outweighs integrated connectivity - but expect added complexity for CAN FD/Ethernet implementation and security certification effort. |
Compared with R7FA8E1AFDCFP#BA0, the R7FA8E1AFDCFB#BA0 offers expanded I/O and CEU for vision-enabled edge devices, while the STM32H753VI delivers higher raw CPU speed but requires external components and additional firmware layers to match the RA8E1's integrated secure networking capabilities.
Availability
R7FA8E1AFDCFP#BA0 is available at Aetrix Electronics and suitable for industrial gateways, automotive diagnostic tools, smart grid RTUs, and AI-enhanced motor drives requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for R7FA8E1AFDCFP#BA0 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 is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and enterprise applications.
The RA8E1 group is designed for high-performance, secure, and connected edge applications - combining Arm Cortex-M85 with integrated Ethernet, CAN FD, USB, OSPI, and hardware security to accelerate development of certified industrial and transportation systems.
FAQ
What is the maximum operating frequency and core architecture of the R7FA8E1AFDCFP#BA0?
The R7FA8E1AFDCFP#BA0 features an Arm Cortex-M85 core running at up to 360 MHz, implementing the Armv8.1-M architecture profile with Helium™ M-profile Vector Extension (MVE-F) for accelerated signal processing and machine learning inference. It includes a floating-point unit compliant with IEEE 754-2008 and supports scalar and vectorized half/single-precision operations - all confirmed in the R01DS0455EJ0110 datasheet Rev.1.10.
Does the R7FA8E1AFDCFP#BA0 support secure firmware updates and cryptographic acceleration?
Yes, the R7FA8E1AFDCFP#BA0 integrates Renesas Secure IP (RSIP-E51A) for hardware-accelerated AES-256-GCM, SHA-256, ECDSA, and true random number generation. It also supports dual-bank flash with background SWAP operation and Arm TrustZone® for secure boot and runtime isolation - enabling authenticated, encrypted, and atomic firmware updates without CPU intervention.
What Ethernet interface modes does the R7FA8E1AFDCFP#BA0 support, and what external components are required?
The R7FA8E1AFDCFP#BA0 includes an integrated Ethernet MAC/DMA controller (ETHERC/EDMAC) supporting both RMII and MII modes. In RMII mode, it requires only a 50 MHz reference clock on REF50CK0 and a standard Ethernet PHY (e.g., LAN8742A); no external transceiver is needed since USB and Ethernet PHY functions are fully integrated. The module supports full-duplex 100 Mbps operation with zero-CPU packet transfers via DMA.
How many CAN FD channels does the R7FA8E1AFDCFP#BA0 provide, and what are their buffer configurations?
The R7FA8E1AFDCFP#BA0 integrates two independent CAN FD modules compliant with ISO 11898-1. Each channel supports four transmit buffers and 16 receive buffers - enabling concurrent handling of classical CAN and CAN FD frames in automotive diagnostics, industrial automation, and battery management systems. This configuration is explicitly documented in Section 1.8 of the R01DS0455EJ0110 datasheet.
What is the package type and pin count of the R7FA8E1AFDCFP#BA0, and how does it differ from the R7FA8E1AFDCFB#BA0 variant?
The R7FA8E1AFDCFP#BA0 uses a 100-pin LQFP package (PLQP0100KP-A, 14 mm × 14 mm, 0.5 mm pitch), providing 70 general-purpose I/O pins. In contrast, the R7FA8E1AFDCFB#BA0 uses a 144-pin LQFP (PLQP0144KA-B) with 106 I/Os and adds the Capture Engine Unit (CEU) for image acquisition - making them physically and functionally incompatible despite belonging to the same RA8E1 family.
R7FA8E1AFDCFP#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- -
- Series:
- -
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- -
- Core Size:
- -
- Speed:
- -
- Connectivity:
- -
- Peripherals:
- -
- Number of I/O:
- -
- Program Memory Size:
- -
- Program Memory Type:
- -
- EEPROM Size:
- -
- RAM Size:
- -
- Voltage - Supply (Vcc/Vdd):
- -
- Data Converters:
- -
- Oscillator Type:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
R7FA8E1AFDCFP#BA0 FAQ
1.How can I place an order for R7FA8E1AFDCFP#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA8E1AFDCFP#BA0 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 R7FA8E1AFDCFP#BA0 reliable?
The price and inventory of R7FA8E1AFDCFP#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA8E1AFDCFP#BA0 is usually 5 days.
3.What payment methods are accepted for R7FA8E1AFDCFP#BA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA8E1AFDCFP#BA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA8E1AFDCFP#BA0?
R7FA8E1AFDCFP#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA8E1AFDCFP#BA0 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 R7FA8E1AFDCFP#BA0?
For technical support, including R7FA8E1AFDCFP#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA8E1AFDCFP#BA0 requirements.
6.How does Aetrix verify that R7FA8E1AFDCFP#BA0 is sourced from the original manufacturer or authorized distributors?
All R7FA8E1AFDCFP#BA0 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 R7FA8E1AFDCFP#BA0 meets industry standards.
7.What is the process for return or replacement of R7FA8E1AFDCFP#BA0?
All R7FA8E1AFDCFP#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA8E1AFDCFP#BA0, 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 R7FA8E1AFDCFP#BA0 part is unused and in its original packaging.
Return procedure for R7FA8E1AFDCFP#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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