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Renesas R7FA8D1BHECFC#BA0
- Part No.:
- R7FA8D1BHECFC#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R7FA8D1BHECFC#BA0.pdf
- Description:
- MCU RA8 ARM CM85 400MHZ 2M/1M QF
- Quantity:
- Payment:
- Shipping:
Inventory:2,824
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Product details
Overview
R7FA8D1BHECFC#BA0 from Renesas is a high-performance 480 MHz Arm® Cortex®-M85 microcontroller with Helium™, featuring 2 MB code flash, 12 KB data flash, 1 MB SRAM (with ECC/parity), dual CAN FD, Ethernet MAC, USB 2.0 HS/FS, MIPI DSI, GLCDC, and integrated RSIP-E51A security IP. It targets secure industrial HMI, automotive gateway, and edge AI inference endpoints requiring real-time graphics, deterministic connectivity, and cryptographic acceleration.
For engineers reviewing the R7FA8D1BHECFC#BA0 datasheet, R7FA8D1BHECFC#BA0 pinout, R7FA8D1BHECFC#BA0 application, or R7FA8D1BHECFC#BA0 equivalent, key selection criteria include MIPI DSI support, LQFP-176 package compatibility, TrustZone-enforced secure boot, on-the-fly decryption for external XIP, and dual-bank flash for robust OTA updates.
Technical Context
The R7FA8D1BHECFC#BA0 implements Armv8.1-M architecture with M-profile Vector Extension (MVE) for DSP and ML workloads, paired with dual-core timer subsystems (GPT32 × 8, ULPT × 2) and event-driven execution via ELC. Its memory subsystem includes parity-protected SRAM1 and ECC-protected SRAM0, enabling ASIL-B functional safety compliance in automotive contexts.
Connectivity integrates two independent CAN FD controllers (4 Tx + 16 Rx buffers each), IEEE 802.3-compliant ETHERC with EDMAC offload, and OSPI supporting JEDEC JESD251 Profile 1.0 (Octal SPI) for encrypted XIP from external HyperFlash™ or Octal NOR. Security combines Arm TrustZone with Renesas RSIP-E51A for AES-256, RSA-4096, ECC P-384, and hardware-based DOTF key management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M85 @ 480 MHz with Helium MVE for integer/floating-point vector math |
| Memory | 2 MB dual-bank code flash (SWAP/background operation), 12 KB data flash (100k P/E cycles), 1 MB SRAM (128 KB TCM + 896 KB user) |
| Security | Arm TrustZone + RSIP-E51A with AES/RSA/ECC/HASH, 128-bit UID, tamper-resistant pins, secure boot |
| Connectivity | CAN FD × 2, ETHERC/EDMAC, USB 2.0 HS/FS, OSPI (JESD251 Profile 1.0), SDHI × 2, I3C, SCI × 6 |
| HMI Engine | MIPI DSI transmitter, GLCDC with RGB888 output, DRW 2D raster engine, CEU image capture unit |
| Analog | ADC12 × 2 (25-channel), DAC12 × 2, ACMPHS × 2, TSN temperature sensor |
| Package | 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), -40°C to +125°C junction temperature |
Pinout & Package
176-pin LQFP (PLQP0176KJ-A) with 0.5 mm pitch, 24 mm × 24 mm body, exposed thermal pad. Pin functions include dedicated MIPI DSI lanes (CLKP/N, D0P/N–D3P/N), dual CAN FD transceiver pins (CAN0TX/RX, CAN1TX/RX), Ethernet RMII signals (REF_CLK, RXD[0:1], TXD[0:1]), and 119 GPIOs with 5-V tolerance and configurable drive strength.
| 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 |
| VBATT | Battery backup input | Retains RTC, SOSC, tamper registers, and backup SRAM during main power loss |
| XTAL / EXTAL | Main crystal oscillator interface | Supports 8–48 MHz crystals; enables precise clock generation for USB/Ethernet timing |
| MD | Mode control input | Configures single-chip/JTAG/SCI-USB boot mode at reset; must remain stable during transition |
| RES | Reset input | Active-low asynchronous reset; initiates Power-on Reset (POR) and system initialization sequence |
| CLKOUT | Clock output | Programmable output of CPUCLK, PLL1, or peripheral clocks for external timing validation |
| DSI_CLKP/N, DSI_D0P/N–D3P/N | MIPI DSI differential pairs | High-speed display interface compliant with DSI-2 spec; supports WXGA resolution at 60 fps |
| CAN0TX / CAN0RX | CAN FD channel 0 I/O | Dedicated pins for CAN FD physical layer; support ISO 11898-1 classical/CANFD frame formats |
| ETH_REF_CLK, ETH_RXD0/1, ETH_TXD0/1 | Ethernet RMII interface | Direct connection to PHY without external glue logic; enables 10/100 Mbps full-duplex operation |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash with SWAP | Enables zero-downtime firmware updates by switching active bank while background programming the other |
| Decryption on-the-fly (DOTF) | Decrypts encrypted code/data from external OSPI flash in real time using RSIP-E51A keys, eliminating RAM exposure |
| TrustZone-enforced peripheral isolation | Assigns individual security attribution (Secure/Non-secure) to each peripheral, preventing unauthorized access across domains |
| GLCDC + DRW co-processing | Offloads pixel composition, alpha blending, and antialiased rendering from CPU, reducing HMI latency by >40% |
| ELC event linking | Direct hardware routing of peripheral events (e.g., ADC conversion complete → DMA trigger) without CPU intervention or ISR overhead |
| ULPT + AGT ultra-low-power timers | Independent 32-bit ULPT and 16-bit AGT operate in Deep Software Standby mode, enabling sub-µA wake-up from external sensors |
Applications
| Industrial HMI Panel | Automotive Gateway |
|---|---|
Use Scenario: Touch-enabled factory control panel with real-time diagnostics, animated UI, and remote firmware updates. IC Role / Device Role / Timing Role: Primary application processor managing MIPI DSI display, GLCDC/DRW graphics rendering, and secure OTA via USBHS/ETHERC. Use Value: MIPI DSI + DRW enables 60 fps WXGA rendering; dual-bank flash ensures fail-safe updates; RSIP-E51A validates firmware signatures pre-execution. | Use Scenario: In-vehicle network bridge aggregating CAN FD, Ethernet, and USB data between ADAS, infotainment, and telematics ECUs. IC Role / Device Role / Timing Role: Central protocol translator with dual CAN FD channels, ETHERC, and USBHS acting as high-bandwidth data concentrator. Use Value: Dual CAN FD (4 Tx/16 Rx per channel) handles multiple vehicle bus domains; ETHERC+EDMAC offloads TCP/IP stack processing; TrustZone isolates critical gateway functions. |
| Edge AI Vision Node | Secure Industrial PLC |
Use Scenario: Low-power vision sensor node performing local object detection using TinyML models, with encrypted cloud upload. IC Role / Device Role / Timing Role: Vision preprocessing engine capturing images via CEU, accelerating inference with MVE, and securing data with RSIP-E51A. Use Value: CEU captures raw image data directly to SRAM; MVE executes CNN layers at 480 MHz; DOTF decrypts model weights from external flash without exposing keys. | Use Scenario: Programmable logic controller with secure remote configuration, encrypted ladder logic storage, and tamper-evident I/O monitoring. IC Role / Device Role / Timing Role: Safety-critical controller executing certified logic with ECC SRAM, PVD voltage monitoring, and tamper-resistant GPIOs. Use Value: ECC-protected SRAM prevents bit-flip-induced faults; PVD0/PVD1/PVD2 detect brown-out conditions; three tamper pins trigger zeroization of backup registers on intrusion. |
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 |
|---|---|---|---|
| R7FA8D1AHECFC#BA0 | Lacks MIPI DSI interface; identical package, flash, SRAM, and peripheral set otherwise | Not suitable for direct-drive displays; requires external bridge IC for LCD panels | Select when MIPI DSI is unnecessary and cost optimization is prioritized |
| R7FA8D1BHECBD#AA0 | 224-pin BGA package; adds SDRAM interface and higher I/O count (174 pins); same feature set | Better suited for space-constrained PCBs needing maximum peripheral density and external memory expansion | Select when board layout allows BGA and SDRAM buffering is required for video frame storage |
Compared with R7FA8D1AHECFC#BA0, the R7FA8D1BHECFC#BA0 adds MIPI DSI for direct display integration without bridge components, while R7FA8D1BHECBD#AA0 trades LQFP ease-of-use for BGA density and SDRAM support-enabling larger frame buffers for vision applications.
Availability
R7FA8D1BHECFC#BA0 is available at Aetrix Electronics and suitable for industrial HMI, automotive gateway, edge AI vision, secure PLC, and medical device applications requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for R7FA8D1BHECFC#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 delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT markets, with over 40 years of MCU innovation.
The RA8D1 group delivers high-performance, secure Arm Cortex-M85 MCUs optimized for real-time graphics, deterministic networking, and hardware-accelerated cryptography in demanding industrial and automotive edge applications.
FAQ
What is the maximum operating frequency and core architecture of the R7FA8D1BHECFC#BA0?
The R7FA8D1BHECFC#BA0 operates at a maximum frequency of 480 MHz using the Arm Cortex-M85 core with Helium technology (M-profile Vector Extension). This architecture supports both integer and floating-point vector operations, enabling efficient execution of DSP and machine learning inference workloads directly on the R7FA8D1BHECFC#BA0 without external accelerators.
Does the R7FA8D1BHECFC#BA0 support secure boot and cryptographic acceleration?
Yes, the R7FA8D1BHECFC#BA0 integrates Arm TrustZone and Renesas RSIP-E51A security IP to deliver hardware-accelerated AES-256, RSA-4096, ECC P-384, and HASH operations. Secure boot is enforced through immutable ROM-based First Stage Bootloader (FSBL), verified signature checking, and TrustZone-isolated key storage-ensuring only authenticated firmware executes on the R7FA8D1BHECFC#BA0.
What display interfaces does the R7FA8D1BHECFC#BA0 support, and how are they implemented?
The R7FA8D1BHECFC#BA0 supports MIPI DSI (via dedicated DSI_CLKP/N and DSI_D0P/N–D3P/N pins), Graphics LCD Controller (GLCDC) with RGB888 output, and 2D Drawing Engine (DRW) for hardware-accelerated rendering. These interfaces enable direct drive of WXGA-resolution displays at 60 fps without external graphics processors, with DRW handling antialiasing, alpha blending, and texture mapping independently of the R7FA8D1BHECFC#BA0 CPU core.
How does the R7FA8D1BHECFC#BA0 handle firmware updates in the field?
The R7FA8D1BHECFC#BA0 supports zero-downtime firmware updates using its dual-bank 2 MB code flash with SWAP and background programming. While one bank executes active firmware, the other can be reprogrammed via USBHS or ETHERC; the R7FA8D1BHECFC#BA0 then atomically switches banks on reset, ensuring continuous operation and rollback capability if update verification fails.
What are the key analog and timing peripherals integrated into the R7FA8D1BHECFC#BA0?
The R7FA8D1BHECFC#BA0 integrates two 12-bit ADC units (25 total channels), two 12-bit DACs, two high-speed analog comparators (ACMPHS), and an on-die temperature sensor (TSN). For timing, it provides GPT32 × 8, GPT16 × 6, ULPT × 2, AGT × 2, RTC with calendar mode, and dual watchdogs (WDT/IWDT)-all synchronized via the Event Link Controller (ELC) to eliminate CPU polling overhead in the R7FA8D1BHECFC#BA0 design.
R7FA8D1BHECFC#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- RA8D1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M85
- Core Size:
- 32-Bit
- Speed:
- 400MHz
- 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:
- 119
- 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 24x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA8D1BHECFC#BA0 FAQ
1.How can I place an order for R7FA8D1BHECFC#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA8D1BHECFC#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 R7FA8D1BHECFC#BA0 reliable?
The price and inventory of R7FA8D1BHECFC#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA8D1BHECFC#BA0 is usually 5 days.
3.What payment methods are accepted for R7FA8D1BHECFC#BA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA8D1BHECFC#BA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA8D1BHECFC#BA0?
R7FA8D1BHECFC#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA8D1BHECFC#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 R7FA8D1BHECFC#BA0?
For technical support, including R7FA8D1BHECFC#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA8D1BHECFC#BA0 requirements.
6.How does Aetrix verify that R7FA8D1BHECFC#BA0 is sourced from the original manufacturer or authorized distributors?
All R7FA8D1BHECFC#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 R7FA8D1BHECFC#BA0 meets industry standards.
7.What is the process for return or replacement of R7FA8D1BHECFC#BA0?
All R7FA8D1BHECFC#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA8D1BHECFC#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 R7FA8D1BHECFC#BA0 part is unused and in its original packaging.
Return procedure for R7FA8D1BHECFC#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7FA8D1BHECFC#BA0 Tags
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