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Renesas R7FA8M1AHECFP#BA0
- Part No.:
- R7FA8M1AHECFP#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7FA8M1AHECFP#BA0.pdf
- Description:
- MCU:RA
- Quantity:
- Payment:
- Shipping:
Inventory:3,335
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Product details
Overview
R7FA8M1AHECFP#BA0 from Renesas is a high-performance 32-bit Arm® Cortex®-M85 microcontroller operating at up to 480 MHz, featuring 2 MB code flash, 1 MB SRAM with ECC/parity, dual CAN FD, Ethernet MAC, USB 2.0 High-Speed, OSPI, and integrated Renesas Secure IP (RSIP-E51A) for AES/RSA/ECC cryptography. It targets secure industrial gateways requiring real-time connectivity, deterministic control, and firmware integrity.
For engineers reviewing the R7FA8M1AHECFP#BA0 datasheet, R7FA8M1AHECFP#BA0 pinout, R7FA8M1AHECFP#BA0 application, or R7FA8M1AHECFP#BA0 equivalent, key selection criteria include its 100-pin LQFP package, -40°C to +125°C junction temperature rating, TrustZone-enabled secure boot, on-the-fly decryption (DOTF), and dual-bank flash supporting background SWAP operations - critical for zero-downtime firmware updates in field-deployed equipment.
Technical Context
The R7FA8M1AHECFP#BA0 implements Armv8.1-M architecture with Helium™ M-profile Vector Extension (MVE-F), enabling efficient signal processing via half/single-precision floating-point and integer vector operations. Its dual-core security model uses separate Secure and Non-secure MPU regions (8 each), SysTick timers, and memory attribution under Arm TrustZone.
System-level integration includes an Ethernet MAC/DMA controller compliant with IEEE 802.3, two CAN FD channels (ISO 11898-1), USBHS/USBFS modules with internal transceivers, and OSPI supporting JEDEC JESD251 Profile 1.0 (Octal SPI) and QSPI protocols - all accessible without CPU intervention via ELC and DMAC/8-channel DTC.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M85 @ 480 MHz with Helium MVE-F, FPU, and TrustZone security extension |
| Memory | 2 MB dual-bank code flash (background SWAP), 12 KB data flash (100k P/E cycles), 1 MB SRAM (128 KB TCM + 896 KB user RAM with ECC/parity) |
| Connectivity | Dual CAN FD (4 Tx + 16 Rx buffers/channel), 100BASE-TX Ethernet MAC, USB 2.0 HS/FS, OSPI (xSPI/JESD251), SDHI ×2, I3C ×1, SCI ×6, SPI ×2, I2C ×2 |
| Analog | ADC12 ×2 (25-channel total), DAC12 ×2, ACMPHS ×2, TSN temperature sensor |
| Security | Renesas RSIP-E51A (AES-128/256, RSA-2048/4096, ECC-P256/P384, HASH-SHA256), DOTF, secure boot, tamper-resistant pins, VBATT-backed registers |
| Timers & PWM | GPT32 ×8, GPT16 ×6, AGT ×2, ULPT ×2, RTC with calendar mode, WDT/IWDT |
| Package & Temp | 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), operating junction temperature −40°C to +125°C |
Pinout & Package
100-pin LQFP package (PLQP0100KP-A), 14 mm × 14 mm, 0.5 mm pitch, RoHS-compliant Sn terminal finish. Pin functions validated per Renesas datasheet R01DS0417EJ0130 Rev.1.30.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VCC2 | Power supply inputs | 1.68–3.6 V main and auxiliary supplies; decoupled with 0.1 µF capacitors near pins for noise immunity |
| VBATT | Battery backup input | Enables RTC/calendar retention and tamper detection during main power loss |
| XTAL / EXTAL | Main clock oscillator interface | Supports 8–48 MHz crystal or external clock for precise timing and PLL1/PLL2 reference |
| XCIN / XCOUT | Sub-clock oscillator interface | 32.768 kHz crystal connection for RTC and low-power wake-up timing |
| RES | Reset input | Active-low asynchronous reset; initiates full system initialization and security state reset |
| SWDIO / SWCLK | Serial Wire Debug interface | Two-pin debug port supporting secure programming, trace, and TrustZone-aware debugging |
| ETH_MDC / ETH_MDIO | Ethernet management interface | IEEE 802.3-compliant MDIO/MDC bus for PHY configuration and status monitoring |
| ETH_TXD0–3 / ETH_RXD0–3 | Ethernet data lanes | 100 Mbps RMII-compatible signals; require external PHY and magnetics for physical layer operation |
| CANFD0_TX / CANFD0_RX | Channel 0 CAN FD transceiver interface | Differential signaling compliant with ISO 11898-1; supports data rates up to 5 Mbps |
| USB_VBUS / USB_DP / USB_DM | USB 2.0 High-Speed physical interface | Integrated transceiver supports host/device mode; VBUS sensing enables OTG role negotiation |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash with SWAP | Enables atomic firmware updates: new image written to inactive bank while active bank runs; SWAP command triggers instant bank switch with no runtime interruption |
| Decryption on-the-fly (DOTF) | Hardware-accelerated AES decryption of encrypted code/data stored in external OSPI flash - eliminates software overhead and memory exposure of decrypted content |
| TrustZone + RSIP-E51A co-processing | Secure boot validates signed firmware before execution; RSIP handles cryptographic operations in isolated secure world, preventing key leakage during runtime |
| Event Link Controller (ELC) | Direct peripheral-to-peripheral triggering (e.g., ADC conversion completion → DMA transfer start) without CPU involvement - reduces latency and ISR load |
| Ultra-Low-Power Timers (ULPT) | 32-bit timers operational in Deep Software Standby mode using sub-clock oscillator - enable periodic wake-up for sensor polling or network keep-alive with µA-level current draw |
| OSPI with xSPI compliance | Supports JEDEC JESD251 Profile 1.0 (Octal SPI) and QSPI protocols - allows direct XIP execution from high-density, low-cost external flash with bandwidth up to 400 MB/s |
Applications
| Industrial Ethernet Gateway | Secure Edge Node Controller |
|---|---|
|
Use Scenario: Aggregating Modbus TCP, CAN FD, and fieldbus data into time-synchronized MQTT/OPC UA packets for cloud telemetry. IC Role / Device Role / Timing Role: Primary application processor with hardware-accelerated TLS stack, Ethernet MAC, dual CAN FD, and deterministic RTOS scheduling via GPT32 timers. Use Value: Dual-bank flash enables remote firmware rollback; DOTF protects encrypted OTA payloads; TrustZone isolates secure boot and key storage from application code. |
Use Scenario: Localized PLC logic execution with secure firmware updates and tamper-evident logging in hazardous-area instrumentation. IC Role / Device Role / Timing Role: Real-time control unit running IEC 61131-3 code, backed by RTC calendar, VBATT-retained registers, and ULPT wake-up timers. Use Value: RSIP-E51A signs log entries with HMAC-SHA256; tamper-resistant pins detect enclosure breach; 125°C rating ensures reliability in oil/gas enclosures. |
| Automotive Diagnostic Tool | Medical Imaging Subsystem |
|
Use Scenario: UDS-over-CAN FD diagnostic interface with USB 2.0 High-Speed PC connectivity and secure bootloader for regulatory-compliant firmware updates. IC Role / Device Role / Timing Role: Dual-CAN FD master handling concurrent UDS sessions; USBHS endpoint buffers manage bulk data transfers to host PC. Use Value: Secure boot prevents unauthorized firmware; CAN FD 5 Mbps throughput meets ISO 14229-5 requirements; SWD debug supports post-deployment diagnostics. |
Use Scenario: Image capture engine interfacing CEU with external CMOS sensors, buffering raw frames in SRAM, and compressing via hardware DOC/CRC before SDHI storage. IC Role / Device Role / Timing Role: HMI subsystem controller managing CEU frame fetch, SSIE audio sync, and SDHI MMC 4.51 eMMC access with DMA-driven transfers. Use Value: CEU offloads CPU from pixel pipeline; 1 MB SRAM holds multi-frame buffers; SDHI supports 8-bit eMMC for high-throughput local storage. |
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 |
|---|---|---|---|
| R7FA8M1AHECFC#AA0 | 176-pin LQFP, 128 I/O, 2 MB flash, same core/peripherals but larger package and higher pin count | Required when >70 GPIOs, additional analog channels (ADC12 Unit 0:12/Unit 1:12), or SDRAM interface support needed | Select for designs needing expanded I/O, external memory interface, or enhanced analog channel count beyond R7FA8M1AHECFP#BA0's 70 GPIO and 11+5 ADC channels |
| R7FA6M2AF3CFP#AA0 | Arm Cortex-M4F @ 200 MHz, 1 MB flash, no TrustZone, no RSIP, no CAN FD, no Ethernet, no OSPI | Targeted at cost-sensitive motor control or sensor nodes without network security or high-speed connectivity | Choose only if application omits Ethernet, CAN FD, and hardware crypto - R7FA8M1AHECFP#BA0 provides architectural scalability for future security/connectivity upgrades |
Compared with R7FA8M1AHECFC#AA0, the R7FA8M1AHECFP#BA0 trades I/O count and SDRAM support for compact 100-pin layout and identical security/performance - ideal for space-constrained gateways. Against R7FA6M2AF3CFP#AA0, it delivers 2.4× higher CPU throughput, hardware crypto acceleration, and full industrial connectivity, justifying its use in regulated, networked systems.
Availability
R7FA8M1AHECFP#BA0 is available at Aetrix Electronics and suitable for industrial gateways, secure edge controllers, and automotive diagnostic tools requiring stable component supply, long-term lifecycle assurance, and automotive-grade temperature resilience.
Supply support for R7FA8M1AHECFP#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 Corporation is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and enterprise applications.
The RA8M1 group is designed for high-performance, secure edge computing - integrating Arm Cortex-M85 with TrustZone, RSIP cryptography, and industrial connectivity (Ethernet, CAN FD, OSPI) to replace FPGA+MCU combinations in next-gen infrastructure equipment.
FAQ
What is the maximum operating frequency of the R7FA8M1AHECFP#BA0?
The R7FA8M1AHECFP#BA0 operates at a maximum frequency of 480 MHz using its Arm Cortex-M85 core. This speed is achieved with PLL1 driven by the main clock oscillator (MOSC) or high-speed on-chip oscillator (HOCO), and is fully supported across the −40°C to +125°C operating junction temperature range specified for the R7FA8M1AHECFP#BA0.
Does the R7FA8M1AHECFP#BA0 support secure boot and cryptographic acceleration?
Yes, the R7FA8M1AHECFP#BA0 integrates Arm TrustZone and Renesas RSIP-E51A to deliver hardware-enforced secure boot. RSIP-E51A provides AES-128/256, RSA-2048/4096, ECC-P256/P384, and SHA256 acceleration, while TrustZone establishes secure/non-secure memory and peripheral attribution - both features are silicon-verified and enabled in the R7FA8M1AHECFP#BA0.
What package type and pin count does the R7FA8M1AHECFP#BA0 use?
The R7FA8M1AHECFP#BA0 uses a 100-pin LQFP package (PLQP0100KP-A), measuring 14 mm × 14 mm with 0.5 mm pitch. This package provides 70 general-purpose I/O pins and is rated for −40°C to +125°C junction temperature - confirmed in Renesas datasheet R01DS0417EJ0130 Rev.1.30 Section 1.3 and Table 1.13.
Can the R7FA8M1AHECFP#BA0 execute code directly from external flash?
Yes, the R7FA8M1AHECFP#BA0 supports Execute-in-Place (XIP) from external memory via its Octal SPI (OSPI) interface, compliant with JEDEC JESD251 Profile 1.0. When combined with Decryption on-the-fly (DOTF), encrypted code in external flash is decrypted in real time during fetch - enabling secure XIP without exposing plaintext in internal memory.
What are the key differences between R7FA8M1AHECFP#BA0 and R7FA8M1AHECFC#AA0?
The R7FA8M1AHECFP#BA0 and R7FA8M1AHECFC#AA0 share identical core, memory, security, and peripheral specifications (480 MHz, 2 MB flash, TrustZone, RSIP, CAN FD ×2, Ethernet, USBHS), but differ in package: R7FA8M1AHECFP#BA0 is 100-pin LQFP (70 GPIO), while R7FA8M1AHECFC#AA0 is 176-pin LQFP (128 GPIO) with SDRAM interface support - verified in Table 1.14 of R01DS0417EJ0130.
R7FA8M1AHECFP#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RA8M1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M85
- Core Size:
- 32-Bit
- Speed:
- 360MHz
- Connectivity:
- CANbus, Ethernet, I2C, MMC/SD, QSPI, SCI, Serial Sound, SmartCard, SPI, UART/USART, USB
- Peripherals:
- AES, DMA, LVD, POR, PWM, RSA, Temp Sensor, WDT
- Number of I/O:
- 70
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 12K x 8
- RAM Size:
- 1M x 8
- Voltage - Supply (Vcc/Vdd):
- 1.65V ~ 3.6V
- Data Converters:
- A/D 10x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA8M1AHECFP#BA0 FAQ
1.How can I place an order for R7FA8M1AHECFP#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA8M1AHECFP#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 R7FA8M1AHECFP#BA0 reliable?
The price and inventory of R7FA8M1AHECFP#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA8M1AHECFP#BA0 is usually 5 days.
3.What payment methods are accepted for R7FA8M1AHECFP#BA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA8M1AHECFP#BA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA8M1AHECFP#BA0?
R7FA8M1AHECFP#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA8M1AHECFP#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 R7FA8M1AHECFP#BA0?
For technical support, including R7FA8M1AHECFP#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA8M1AHECFP#BA0 requirements.
6.How does Aetrix verify that R7FA8M1AHECFP#BA0 is sourced from the original manufacturer or authorized distributors?
All R7FA8M1AHECFP#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 R7FA8M1AHECFP#BA0 meets industry standards.
7.What is the process for return or replacement of R7FA8M1AHECFP#BA0?
All R7FA8M1AHECFP#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA8M1AHECFP#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 R7FA8M1AHECFP#BA0 part is unused and in its original packaging.
Return procedure for R7FA8M1AHECFP#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7FA8M1AHECFP#BA0 Tags
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