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Renesas R7FA8T1AFECFC#BA0
- Part No.:
- R7FA8T1AFECFC#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R7FA8T1AFECFC#BA0.pdf
- Description:
- MCU RA8 ARM CM85 400MHZ 1M/1M LQ
- Quantity:
- Payment:
- Shipping:
Inventory:2,652
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Product details
Overview
R7FA8T1AFECFC#BA0 from Renesas is a high-performance 32-bit Arm® Cortex®-M85 microcontroller operating at up to 480 MHz, featuring 1 MB code flash, 12 KB data flash, and 1 MB SRAM with ECC/parity support. It integrates Ethernet MAC, USB 2.0 Full-Speed, dual CAN FD, dual SDHI, I3C, and advanced analog peripherals including dual 12-bit ADCs and DACs. Designed for industrial automation and secure connected edge devices requiring real-time control and hardware-enforced security.
For engineers reviewing the R7FA8T1AFECFC#BA0 datasheet, R7FA8T1AFECFC#BA0 pinout, R7FA8T1AFECFC#BA0 application, or R7FA8T1AFECFC#BA0 equivalent, key selection criteria include its 176-pin LQFP package, TrustZone-enabled secure boot, RSIP-E51A cryptographic acceleration, dual GPT32 timers for motor control, and -40°C to +125°C operating junction temperature.
Technical Context
The R7FA8T1AFECFC#BA0 implements Armv8.1-M architecture with Helium™ MVE for DSP and ML inference acceleration, paired with dual-bank flash supporting background SWAP operations for seamless firmware updates. Its memory subsystem includes 128 KB TCM, 384 KB ECC-protected SRAM, and 512 KB parity-checked SRAM - enabling deterministic real-time execution and fault resilience.
Connectivity is centered on dual CAN FD controllers (4 Tx/16 Rx buffers each), an IEEE 802.3-compliant Ethernet MAC linked to EDMAC for zero-CPU packet handling, and dual SDHI interfaces supporting SDXC/eMMC 4.51. Security combines Arm TrustZone with Renesas RSIP-E51A for AES/RSA/ECC, tamper detection, and 128-bit unique ID - delivering integrated secure element functionality without external components.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm® Cortex®-M85 @ 480 MHz with Helium™ MVE and FPU - enables real-time signal processing and lightweight ML inference in embedded applications. |
| Memory | 1 MB code flash (single-bank), 12 KB data flash (100k P/E cycles), 1 MB SRAM (384 KB ECC + 512 KB parity) - supports robust firmware storage, parameter retention, and safety-critical data integrity. |
| Security | Renesas RSIP-E51A + Arm TrustZone - provides hardware-accelerated AES/RSA/ECC, secure boot, lifecycle management, and isolated secure/non-secure execution environments. |
| Connectivity | Dual CAN FD (ISO 11898-1), Ethernet MAC/EDMAC, USB 2.0 FS, dual SDHI, I3C, 6× SCI, 2× I2C, 2× SPI - enables multi-protocol industrial networking and high-bandwidth peripheral interfacing. |
| Analog | Dual 12-bit ADC (25-channel total), dual 12-bit DAC, 2× ACMPHS, integrated TSN - supports precision sensor acquisition, closed-loop control actuation, and on-die thermal monitoring. |
| Timers | 8× GPT32, 6× GPT16, 2× AGT, 2× ULPT, WDT/IWDT - delivers flexible PWM generation (including 3-phase BLDC control), low-power event timing, and system watchdog redundancy. |
| Package & Temp | 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch), -40°C to +125°C junction temperature - suitable for space-constrained industrial and automotive under-hood applications. |
Pinout & Package
Package: 176-pin LQFP (PLQP0176KJ-A), 24 mm × 24 mm, 0.5 mm pitch, RoHS-compliant Sn terminal finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VCC2 | Power supply inputs | Separate 1.68–3.6 V domains for core/peripherals and I/O - enables flexible power domain partitioning and noise isolation. |
| XTAL / EXTAL | Main clock oscillator interface | Supports 8–48 MHz crystal or external clock - provides precise timing source for high-speed CPU and peripheral operation. |
| CRX0 / CTX0, CRX1 / CTX1 | CAN FD channel 0/1 transceiver pins | Differential receive/transmit pairs compliant with ISO 11898-1 - enable robust automotive-grade communication with data rates up to 5 Mbps. |
| USB_DP / USB_DM | Integrated USB 2.0 FS transceiver | Full-speed differential data lines with internal termination - eliminates need for external PHY in device/host applications. |
| ETH_MDC / ETH_MDIO / ETH_TXD[0:3] / ETH_RXD[0:3] | Ethernet MAC physical layer interface | IEEE 802.3-compliant RMII/MII signals - connects directly to external PHY for deterministic industrial Ethernet connectivity. |
| SD0CLK / SD0CMD / SD0DATA[0:3] | SD/MMC Host Interface 0 | 4-bit SD bus supporting SDHC/SDXC cards and eMMC 4.51 - enables local firmware update storage and data logging. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash SWAP operation | Enables atomic firmware updates without halting real-time tasks - critical for uptime-sensitive industrial controllers. |
| RSIP-E51A cryptographic engine | Hardware-accelerated AES-128/256, RSA-2048/4096, ECC-P256/P384, SHA-256 - reduces secure boot time by >90% vs. software-only implementation. |
| GPT32 with POEG support | 8× 32-bit timers with port output enable gating - allows safe, glitch-free PWM shutdown during fault conditions in motor drives. |
| TrustZone-configurable peripherals | Individual secure/non-secure attribution per peripheral - enables mixed-criticality systems where legacy firmware runs non-secure while safety monitor runs secure. |
| ELC event linking | Direct hardware-triggered peripheral chaining (e.g., ADC conversion completion → DMA transfer → GPT capture) - eliminates CPU polling and interrupt latency. |
Applications
| Industrial PLC Controller | Secure Gateway Device |
|---|---|
|
Use Scenario: Real-time logic execution, fieldbus protocol bridging (CAN FD ↔ Ethernet), and secure remote firmware updates in factory automation. IC Role / Device Role / Timing Role: Central application processor with deterministic timer subsystem (GPT32/AGT) and dual-network interface co-processing. Use Value: 480 MHz M85 core + ECC SRAM ensures cycle-accurate ladder logic scanning; dual CAN FD + ETHERC enables concurrent protocol handling without performance degradation. |
Use Scenario: Edge-to-cloud data aggregation with TLS offload, device authentication, and encrypted local storage in smart building gateways. IC Role / Device Role / Timing Role: Secure root-of-trust controller managing certificate validation, key provisioning, and encrypted SDHI-based log storage. Use Value: RSIP-E51A accelerates TLS handshake by 5×; TrustZone isolates secure boot and key management from Linux application layer. |
| Motor Drive Control Unit | Automotive Body Control Module |
|
Use Scenario: Field-oriented control (FOC) of 3-phase BLDC motors with current sensing, thermal protection, and CAN FD diagnostics. IC Role / Device Role / Timing Role: Real-time motor control MCU with synchronized ADC sampling, PWM generation (GTOUUP/GTOULO), and ACMPHS overcurrent detection. Use Value: Dual 12-bit ADCs sample all three phase currents simultaneously; GPT32 timers generate complementary PWM with dead-time insertion and fault blanking. |
Use Scenario: Central body electronics module managing door locks, lighting, HVAC, and diagnostic communication across multiple CAN FD networks. IC Role / Device Role / Timing Role: High-integration vehicle controller with dual CAN FD channels, LIN-capable SCI, and tamper-resistant secure boot. Use Value: -40°C to +125°C rating meets automotive under-hood requirements; RSIP-E51A enables OEM-specific key injection and anti-cloning protection. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA8T1AHECFC#BA0 | 2 MB code flash (vs. 1 MB), same 176-pin LQFP package and peripheral set | Required for larger firmware images or dual-application partitioning (e.g., safety + non-safety) | Select when future firmware growth or ASIL-B functional safety partitioning necessitates additional flash. |
| R7FA6M2AF3CFM#AA0 | Arm Cortex-M4F @ 120 MHz, 1 MB flash, no Ethernet/CAN FD, RSIP-E22A (lighter crypto) | Targeted at cost-sensitive motor control without networking or high-security needs | Choose for simpler BLDC drives where 480 MHz performance, dual CAN FD, or hardware TLS acceleration are unnecessary. |
Compared with R7FA8T1AFECFC#BA0, the R7FA8T1AHECFC#BA0 offers double flash capacity without changing PCB layout, while the R7FA6M2AF3CFM#AA0 trades performance, connectivity, and security for lower BOM cost and power - making it suitable only for non-networked, non-certifiable applications.
Availability
R7FA8T1AFECFC#BA0 is available at Aetrix Electronics and suitable for industrial PLCs, secure gateways, motor drives, automotive body controllers, and edge AI inference nodes requiring stable component supply across extended product lifecycles.
Supply support for R7FA8T1AFECFC#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 RA8T1 group is designed for high-performance, secure real-time edge computing - combining Arm Cortex-M85 with hardware security, industrial networking, and deterministic control peripherals to replace FPGA+MCU combinations in next-gen equipment.
FAQ
What is the maximum operating frequency of the R7FA8T1AFECFC#BA0?
The R7FA8T1AFECFC#BA0 operates at a maximum frequency of 480 MHz using its Arm Cortex-M85 core. This speed is achieved via PLL1P clock synthesis from internal HOCO or external crystal sources, and is fully supported across the -40°C to +125°C junction temperature range with appropriate VCC regulation.
Does the R7FA8T1AFECFC#BA0 support secure boot and cryptographic acceleration?
Yes, the R7FA8T1AFECFC#BA0 integrates Renesas RSIP-E51A with AES-128/256, RSA-2048/4096, ECC-P256/P384, and SHA-256 acceleration, plus Arm TrustZone for secure boot enforcement. The device performs authenticated boot from internal flash using immutable ROM-based FSBL and configurable secure boot policy registers.
What package type and pin count does the R7FA8T1AFECFC#BA0 use?
The R7FA8T1AFECFC#BA0 uses a 176-pin LQFP package (PLQP0176KJ-A), measuring 24 mm × 24 mm with 0.5 mm pitch. This package provides 128 GPIOs, including 5-V-tolerant inputs and configurable drive strength, and is qualified for industrial temperature operation (-40°C to +125°C).
How many CAN FD channels does the R7FA8T1AFECFC#BA0 include, and what are their capabilities?
The R7FA8T1AFECFC#BA0 includes two independent CAN FD modules compliant with ISO 11898-1. Each supports classical CAN and CAN FD frames up to 5 Mbps, with 4 dedicated transmit buffers and 16 receive buffers - enabling concurrent high-bandwidth diagnostics and control messaging in automotive and industrial networks.
Is Ethernet MAC functionality available on the R7FA8T1AFECFC#BA0, and how is it implemented?
Yes, the R7FA8T1AFECFC#BA0 integrates a single IEEE 802.3-compliant Ethernet MAC controller (ETHERC) with integrated DMA (EDMAC). It supports MII/RMII interfaces, full-duplex operation, and hardware checksum offload - enabling deterministic packet handling without CPU intervention for industrial Ethernet protocols like EtherNet/IP or PROFINET.
R7FA8T1AFECFC#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- RA8T1
- 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, SmartCard, SPI, UART/USART, USB
- Peripherals:
- AES, DMA, POR, PWM, RSA, Temp Sensor, Voltage Detect, WDT
- Number of I/O:
- 128
- Program Memory Size:
- 1MB (1M 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:
R7FA8T1AFECFC#BA0 FAQ
1.How can I place an order for R7FA8T1AFECFC#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA8T1AFECFC#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 R7FA8T1AFECFC#BA0 reliable?
The price and inventory of R7FA8T1AFECFC#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA8T1AFECFC#BA0 is usually 5 days.
3.What payment methods are accepted for R7FA8T1AFECFC#BA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA8T1AFECFC#BA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA8T1AFECFC#BA0?
R7FA8T1AFECFC#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA8T1AFECFC#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 R7FA8T1AFECFC#BA0?
For technical support, including R7FA8T1AFECFC#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA8T1AFECFC#BA0 requirements.
6.How does Aetrix verify that R7FA8T1AFECFC#BA0 is sourced from the original manufacturer or authorized distributors?
All R7FA8T1AFECFC#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 R7FA8T1AFECFC#BA0 meets industry standards.
7.What is the process for return or replacement of R7FA8T1AFECFC#BA0?
All R7FA8T1AFECFC#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA8T1AFECFC#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 R7FA8T1AFECFC#BA0 part is unused and in its original packaging.
Return procedure for R7FA8T1AFECFC#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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