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Renesas R7FA8M1AHECBD#BC0
- Part No.:
- R7FA8M1AHECBD#BC0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 224-LFBGA
- Datasheet:
-
R7FA8M1AHECBD#BC0.pdf
- Description:
- MCU RA8M1 ARM CM85 2M FBGA224 -4
- Quantity:
- Payment:
- Shipping:
Inventory:4,712
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Product details
Overview
R7FA8M1AHECBD#BC0 from Renesas is a high-performance 32-bit Arm® Cortex®-M85 microcontroller operating at up to 480 MHz, featuring 2 MB code flash, 12 KB data flash, 1 MB SRAM (with ECC/parity), dual CAN FD, Ethernet MAC, USB 2.0 High-Speed, and integrated Renesas Secure IP (RSIP-E51A) with TrustZone® for secure boot and decryption-on-the-fly. It targets industrial gateways requiring real-time connectivity, deterministic control, and hardware-enforced security.
For engineers reviewing the R7FA8M1AHECBD#BC0 datasheet, R7FA8M1AHECBD#BC0 pinout, R7FA8M1AHECBD#BC0 application, or R7FA8M1AHECBD#BC0 equivalent, key selection considerations include its 224-pin BGA package, -40°C to +125°C junction temperature rating, dual-bank flash with SWAP operation, OSPI interface for external XIP memory, and support for secure firmware updates via DOTF and RSIP-E51A cryptographic accelerators.
Technical Context
The R7FA8M1AHECBD#BC0 implements Armv8.1-M architecture with Helium™ M-profile Vector Extension (MVE-F), enabling efficient signal processing via single-cycle SIMD operations on integer, half-precision, and single-precision floating-point data. Its dual-core debug infrastructure includes separate Secure and Non-secure SysTick timers and CoreSight™ ETM-M85 trace.
Memory subsystem integrates 2 MB dual-bank code flash supporting background programming and SWAP, 12 KB data flash rated for 100,000 P/E cycles, and 1 MB SRAM partitioned into 128 KB TCM (ECC), 384 KB ECC-protected, and 512 KB parity-protected regions - all accessible under TrustZone®-enforced memory protection with MPU_S/MPU_NS configurations.
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 (SWAP/background operation), 12 KB data flash (100k P/E), 1 MB SRAM (128 KB TCM + ECC/parity) |
| Connectivity | Dual CAN FD (4 Tx / 16 Rx buffers per channel), 10/100 Ethernet MAC, USB 2.0 HS/FS, OSPI (xSPI/JESD251 compliant), SDHI ×2, I3C ×1 |
| Analog | ADC12 ×2 (up to 25 ch), DAC12 ×2, ACMPHS ×2, TSN integrated die temperature sensor |
| Security | Renesas RSIP-E51A (AES/RSA/ECC/HASH), 128-bit HUK, tamper-resistant pins, secure boot, decryption-on-the-fly (DOTF) |
| Timers & PWM | GPT32 ×8, GPT16 ×6, AGT ×2, ULPT ×2, RTC with calendar mode, WDT/IWDT, ELC event linking |
| Package & Temp | 224-pin FBGA (13 mm × 13 mm, 0.8 mm pitch), operating junction temperature −40°C to +125°C |
Pinout & Package
224-pin Fine-Pitch Ball Grid Array (FBGA) package, PLBG0224GD-A footprint, 13 mm × 13 mm body, 0.8 mm ball pitch, RoHS-compliant Sn (tin) terminations. Designed for high-density industrial PCB layouts with thermal and signal integrity optimization.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VCC2 | Power supply inputs | Separate 1.68–3.6 V domains for core/peripherals; decoupled with 0.1 µF capacitors near each pin |
| VBATT | Battery backup input | Supplies RTC, SOSC, tamper detection, and backup registers during main power loss |
| XTAL / EXTAL | Main clock oscillator interface | Supports 8–48 MHz crystal or external clock source for precise timing and PLL1/PLL2 reference |
| XCIN / XCOUT | Sub-clock oscillator interface | 32.768 kHz crystal connection for RTC calendar mode and low-power wake-up timing |
| ETH_MDC / ETH_MDIO | Ethernet management interface | IEEE 802.3-compliant MDIO/MDC bus for PHY configuration and status monitoring |
| USBHS_DP / USBHS_DM | USB 2.0 High-Speed differential pair | Integrated transceiver supports 480 Mbps host/device operation; requires 90 Ω differential impedance routing |
| CANFD0_TX / CANFD0_RX | Channel 0 CAN FD physical interface | ISO 11898-1 compliant; supports classical CAN and CAN FD frames up to 5 Mbps with flexible data rate |
| OSPI_IO0–IO7 | Octal SPI bidirectional data lines | JEDEC JESD251-compliant xSPI interface for external HyperFlash™/HyperRAM™ or Octal NOR/NAND |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash with SWAP operation | Enables seamless firmware updates without system interruption; critical for OTA reliability in field-deployed gateways |
| Decryption-on-the-fly (DOTF) | Real-time AES decryption of encrypted code stored in external OSPI memory, eliminating boot-time latency and flash size overhead |
| Renesas RSIP-E51A crypto engine | Hardware-accelerated AES-128/256, RSA-2048/4096, ECC NIST P-256/P-384, SHA-256, and true random number generation |
| TrustZone®-enabled peripheral attribution | Individual Secure/Non-secure assignment per peripheral (e.g., CANFD0 = Secure, USBHS = Non-secure), enforcing isolation boundaries |
| Event Link Controller (ELC) | Hardware-triggered peripheral chaining (e.g., ADC conversion completion → DMA transfer → GPT capture) without CPU intervention |
| Ultra-Low-Power Timer (ULPT) | 32-bit timer operational in Deep Software Standby mode with sub-microamp current draw, enabling precise wake-up scheduling |
Applications
| Industrial Ethernet Gateway | Secure Edge PLC Controller |
|---|---|
|
Use Scenario: Aggregating Modbus TCP, PROFINET, and EtherNet/IP traffic across heterogeneous factory networks with TLS-secured cloud telemetry. IC Role / Device Role / Timing Role: Primary application processor executing real-time RTOS, managing dual Ethernet MACs, CAN FD fieldbus bridging, and cryptographic offload via RSIP-E51A. Use Value: Dual-bank flash enables zero-downtime firmware upgrades; DOTF allows encrypted firmware storage in external OSPI without performance penalty. |
Use Scenario: Running safety-critical ladder logic and motion control algorithms in compact DIN-rail PLCs with secure remote diagnostics and firmware signing. IC Role / Device Role / Timing Role: Deterministic execution host with GPT32 timers for PWM motor control, AGT for pulse-width measurement, and TrustZone®-isolated secure boot loader. Use Value: Hardware-enforced memory isolation prevents runtime corruption of control logic; tamper-resistant pins detect physical intrusion attempts. |
| Automotive Diagnostic Tool | Smart Energy Meter Hub |
|
Use Scenario: UDS-over-CAN FD and DoIP diagnostic tool supporting ISO 14229/13400, with USB HS host for PC connectivity and secure firmware updates. IC Role / Device Role / Timing Role: Dual CAN FD controller handles vehicle network communication; USBHS acts as high-speed host for diagnostic dongles; RSIP-E51A validates signed firmware images. Use Value: 480 MHz M85 core processes complex diagnostic protocols in real time; 12 KB data flash stores calibration data with 100k endurance. |
Use Scenario: AMI concentrator aggregating DLMS/COSEM meter data over RF mesh, PLC, and cellular backhaul with AES-GCM encryption and secure time sync. IC Role / Device Role / Timing Role: Secure root-of-trust for key management, RTC with VBATT backup for accurate billing timestamps, and SDHI for local data logging to eMMC. Use Value: Integrated TrustZone® and immutable ROM bootloader ensure regulatory compliance (e.g., ANSI C12.22); ECC SRAM prevents bit-flip-induced metering errors. |
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 | 176-pin LQFP package, 128 I/O pins, no external bus interface (no SDRAM/EBCLK), same core/memory/security features | Suitable for space-constrained designs where BGA assembly is unavailable; lacks external memory expansion capability | Select when PCB assembly constraints prohibit BGA or when external SDRAM/parallel bus is unnecessary |
| R7FA6M2AF3CFB | Arm Cortex-M4F @ 200 MHz, 1 MB flash, no TrustZone®, no RSIP-E51A, no CAN FD, no Ethernet, 144-pin LQFP | Targeted at cost-sensitive industrial HMI or sensor nodes without networking or advanced security requirements | Choose only if 480 MHz performance, dual CAN FD, Ethernet, or hardware crypto acceleration are not required |
Compared with R7FA8M1AHECFC, the R7FA8M1AHECBD#BC0 provides 46 additional I/Os, external bus support for SDRAM/parallel interfaces, and superior thermal performance in extended temperature environments; versus R7FA6M2AF3CFB, it delivers 2.4× higher CPU throughput, full TrustZone® isolation, and dedicated crypto hardware essential for certified secure deployments.
Availability
R7FA8M1AHECBD#BC0 is available at Aetrix Electronics and suitable for industrial gateways, edge PLC controllers, automotive diagnostic tools, and smart energy meter hubs requiring stable component supply across long product lifecycles and harsh environmental conditions.
Supply support for R7FA8M1AHECBD#BC0 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 delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT applications, with deep expertise in microcontrollers, analog, power, and SoC technologies.
The RA8M1 Group is Renesas' flagship high-performance secure MCU family built on Arm Cortex-M85, designed specifically for next-generation industrial automation, edge AI inference, and mission-critical connected systems demanding real-time determinism and hardware-rooted security.
FAQ
What is the maximum operating frequency of the R7FA8M1AHECBD#BC0?
The R7FA8M1AHECBD#BC0 operates at a maximum frequency of 480 MHz using its Arm Cortex-M85 core. This speed is achieved with PLL1P clock source and requires proper decoupling, thermal management, and voltage regulation within the 1.68–3.6 V VCC range. The R7FA8M1AHECBD#BC0 maintains this frequency across its full −40°C to +125°C operating junction temperature range when configured per datasheet specifications.
Does the R7FA8M1AHECBD#BC0 support secure boot and runtime firmware validation?
Yes, the R7FA8M1AHECBD#BC0 implements secure boot using Arm TrustZone® and Renesas Secure IP (RSIP-E51A). It validates digital signatures of firmware images stored in code flash or external memory before execution. The R7FA8M1AHECBD#BC0 also supports decryption-on-the-fly (DOTF) for encrypted firmware loaded from OSPI, ensuring both confidentiality and integrity throughout the boot and runtime phases.
What package type and pin count does the R7FA8M1AHECBD#BC0 use?
The R7FA8M1AHECBD#BC0 uses a 224-pin Fine-Pitch Ball Grid Array (FBGA) package with part number PLBG0224GD-A, measuring 13 mm × 13 mm with 0.8 mm ball pitch. It provides 174 general-purpose I/O pins and supports industrial-grade thermal dissipation. The R7FA8M1AHECBD#BC0 is distinct from LQFP variants (e.g., R7FA8M1AHECFC) which offer fewer pins and no external bus interface.
Can the R7FA8M1AHECBD#BC0 interface with external SDRAM or parallel memory devices?
Yes, the R7FA8M1AHECBD#BC0 includes a full 32-bit external bus interface (EBI) with dedicated SDRAM controller signals (SDCLK, CKE, SDCS, RAS, CAS, WE, DQMn, A00–A16, DQ00–DQ31) and CS-area addressing. This enables direct connection to standard SDRAM chips or parallel NOR/NAND flash. The R7FA8M1AHECBD#BC0's EBI is absent in smaller-package variants like the 176-pin LQFP version.
What analog peripherals are integrated into the R7FA8M1AHECBD#BC0?
The R7FA8M1AHECBD#BC0 integrates two independent 12-bit ADC units (ADC12) with up to 25 total input channels, two 12-bit DAC units (DAC12), two high-speed analog comparators (ACMPHS), and an on-die temperature sensor (TSN). These peripherals support simultaneous sampling, hardware triggering via ELC, and internal reference/voltage monitoring - all accessible under TrustZone®-enforced memory protection. The R7FA8M1AHECBD#BC0's analog subsystem is fully functional across its rated temperature range.
R7FA8M1AHECBD#BC0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 224-LFBGA
- Series:
- RA8M1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M85
- Core Size:
- 32-Bit
- Speed:
- 480MHz
- 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:
- 174
- 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 25x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA8M1AHECBD#BC0 FAQ
1.How can I place an order for R7FA8M1AHECBD#BC0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA8M1AHECBD#BC0 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 R7FA8M1AHECBD#BC0 reliable?
The price and inventory of R7FA8M1AHECBD#BC0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA8M1AHECBD#BC0 is usually 5 days.
3.What payment methods are accepted for R7FA8M1AHECBD#BC0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA8M1AHECBD#BC0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA8M1AHECBD#BC0?
R7FA8M1AHECBD#BC0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA8M1AHECBD#BC0 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 R7FA8M1AHECBD#BC0?
For technical support, including R7FA8M1AHECBD#BC0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA8M1AHECBD#BC0 requirements.
6.How does Aetrix verify that R7FA8M1AHECBD#BC0 is sourced from the original manufacturer or authorized distributors?
All R7FA8M1AHECBD#BC0 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 R7FA8M1AHECBD#BC0 meets industry standards.
7.What is the process for return or replacement of R7FA8M1AHECBD#BC0?
All R7FA8M1AHECBD#BC0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA8M1AHECBD#BC0, 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 R7FA8M1AHECBD#BC0 part is unused and in its original packaging.
Return procedure for R7FA8M1AHECBD#BC0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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