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Renesas R7FA6M4AD3CFP#AA0
- Part No.:
- R7FA6M4AD3CFP#AA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7FA6M4AD3CFP#AA0.pdf
- Description:
- IC MCU 32BIT 512KB FLSH 100LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:585
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Product details
Overview
R7FA6M4AD3CFP#AA0 from Renesas is a high-performance 32-bit Arm Cortex-M33 microcontroller operating at up to 200 MHz, featuring 512 KB code flash, 8 KB data flash, and 256 KB SRAM with parity/ECC. It integrates Ethernet MAC, USB 2.0 Full-Speed, SDHI, QSPI/OSPI, dual CAN, and Secure Crypto Engine (SCE9) with TrustZone for secure IoT edge nodes and industrial gateways.
For engineers reviewing the R7FA6M4AD3CFP#AA0 datasheet, R7FA6M4AD3CFP#AA0 pinout, R7FA6M4AD3CFP#AA0 application, or R7FA6M4AD3CFP#AA0 equivalent, key selection criteria include its 100-pin LQFP package, -40°C to +105°C operation, dual CAN support, integrated Ethernet MAC requiring external PHY, and SCE9-accelerated AES/RSA/SHA256 for firmware signing and secure boot.
Technical Context
The R7FA6M4AD3CFP#AA0 implements Armv8-M architecture with TrustZone security partitioning, supporting secure and non-secure execution states via separate MPU regions (8 each) and memory attribution per peripheral. Its dual-bank flash enables background programming and SWAP operations for robust over-the-air updates.
It features a full-featured communication subsystem: 10-channel SCI with UART/Smart Card/Manchester modes, two I²C, two SPI, QSPI and OSPI controllers for external memory expansion, plus ETHERC/EDMAC with RMII interface and USBFS with internal transceiver - all coordinated via Event Link Controller (ELC) and 8-channel DMAC to minimize CPU load.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M33 @ 200 MHz with TrustZone, PMSAv8 MPU, dual SysTick timers |
| Memory | 512 KB code flash (dual-bank), 8 KB data flash (100k P/E cycles), 256 KB SRAM with parity/ECC |
| Operating Temp | -40°C to +105°C - qualified for industrial and extended-temperature embedded control |
| Package | 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch) with 75 I/O pins and 14 5-V-tolerant inputs |
| Security | Secure Crypto Engine 9 (AES-128/256, RSA-2048/4096, ECC, SHA224/256), 128-bit unique ID, tamper detection |
| Connectivity | Ethernet MAC (RMII), USB 2.0 FS (host/device), SDHI, QSPI/OSPI, 2× CAN 2.0B, 10× SCI, 2× I²C, 2× SPI, SSIE, CTSU |
| Analog | Two 12-bit ADCs (ADC12): 11+9 channels total, 5 Msps interleaved; two 12-bit DACs (DAC12); on-die temperature sensor |
Pinout & Package
Package: 100-pin LQFP (PLQP0100KB-B), 14 mm × 14 mm, 0.5 mm pitch, with 75 general-purpose I/O pins, 14 5-V-tolerant inputs, and dedicated power/ground, clock, reset, debug, and peripheral signal assignments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dedicated core and I/O power domains; decoupling required per datasheet layout guidelines |
| XTAL / EXTAL | Main crystal oscillator interface | Supports 8–24 MHz crystal for precise system clock generation; optional external clock input |
| XCIN / XCOUT | Sub-clock oscillator | 32.768 kHz crystal connection for RTC calendar and low-power wake-up timing |
| RES | Reset input | Active-low asynchronous reset; internal pull-up; compatible with external reset ICs |
| SWDIO / SWCLK | Serial Wire Debug interface | 2-pin ARM CoreSight debug port supporting programming, trace, and real-time register access |
| ETH_MDC / ETH_MDIO | Ethernet management interface | IEEE 802.3-compliant MDIO/MDC bus for configuring external PHY registers |
| ETH_TXD0–1 / ETH_RXD0–1 | Ethernet data lanes | RMII-compliant 2-bit transmit/receive data path; requires external PHY for physical layer |
| USB_DP / USB_DM | USB 2.0 differential pair | On-chip transceiver supports full-speed (12 Mbps) host/device operation without external PHY |
| CTX0 / CRX0, CTX1 / CRX1 | CAN transceiver interfaces | Two independent CAN 2.0B channels; each requires external CAN transceiver (e.g., TJA1042) |
| QSPI_IO0–3 / OSPI_IO0–7 | Quad/Octa SPI data lines | Configurable as QSPI (4-line) or OSPI (8-line) for high-bandwidth external flash or RAM expansion |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash with SWAP | Enables seamless firmware updates without halting real-time operation - critical for industrial PLCs and remote gateways |
| Secure Crypto Engine 9 | Hardware-accelerated AES-128/256 encryption, RSA-2048/4096 signing, and SHA256 hashing reduce CPU overhead by >90% vs. software-only crypto |
| Event Link Controller (ELC) | Direct peripheral-to-peripheral triggering (e.g., ADC conversion completion → DMA transfer start) eliminates CPU polling and interrupt latency |
| Capacitive Touch Sensing Unit (CTSU) | 20-channel capacitive sensing with built-in noise rejection - supports touch buttons/sliders without external components |
| Low Power Asynchronous Timers (AGT) | Six 16-bit timers operable in Deep Software Standby mode using LOCO clock - ideal for battery-backed RTC and periodic wake-up |
Applications
| Industrial Gateway | Secure Edge Node |
|---|---|
Use Scenario: Aggregating Modbus RTU, CANopen, and EtherNet/IP fieldbus data into a single MQTT/HTTPS uplink to cloud SCADA. IC Role / Device Role / Timing Role: Central protocol translator and TLS-secured data concentrator with real-time scheduling via GPT32 timers. Use Value: Dual CAN + Ethernet + USB enables multi-protocol bridging; SCE9 accelerates TLS handshake and firmware signature verification. | Use Scenario: Tamper-resistant smart meter with encrypted energy logging, remote firmware update, and anti-cloning protection. IC Role / Device Role / Timing Role: Secure metering controller with TrustZone-isolated secure boot, encrypted flash storage, and tamper-detect I/O pins. Use Value: Hardware-enforced secure lifecycle management prevents unauthorized firmware modification; 128-bit unique ID enables device identity binding. |
| Networked HMI Panel | Motor Control Gateway |
Use Scenario: 7-inch touchscreen HMI with web server, local data logging, and real-time alarm response in factory automation. IC Role / Device Role / Timing Role: Application processor running FreeRTOS with CTSU-driven UI, SDHI-based log storage, and Ethernet/USB for configuration. Use Value: Integrated CTSU eliminates external touch controller; 256 KB SRAM supports dual-buffered graphics rendering and HTTP stack concurrency. | Use Scenario: BLDC motor gateway controlling up to 4 motors via 3-phase PWM outputs while monitoring current/voltage/temperature. IC Role / Device Role / Timing Role: Real-time motor controller using GPT32 for synchronized PWM generation and AGT for precise current sampling timing. Use Value: Six GPT32 channels provide independent 3-phase PWM per motor; ADC12 interleaving achieves 5 Msps for high-fidelity current loop sampling. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Arm Cortex-M33 microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA6M4AF3CFP#AA0 | 1 MB code flash (vs. 512 KB), same package/peripherals/security | Required for larger OTA images or dual-application partitioning | Select when firmware size exceeds 512 KB or dual-bank redundancy mandates full 1 MB capacity |
| STM32H743VI | Arm Cortex-M7 @ 480 MHz, no integrated TrustZone or SCE9; uses external crypto co-processor for similar security | Lacks hardware root-of-trust; requires additional BOM cost and design effort for secure boot | Choose only if higher raw CPU performance outweighs security integration and certification burden |
Compared with R7FA6M4AF3CFP#AA0, the R7FA6M4AD3CFP#AA0 trades flash capacity for cost-sensitive deployments where 512 KB suffices; versus STM32H743VI, it delivers certified TrustZone and SCE9 out-of-box, reducing time-to-certification for IEC 62443 or UL 2900-1 compliance.
Availability
R7FA6M4AD3CFP#AA0 is available at Aetrix Electronics and suitable for industrial gateways, secure edge nodes, networked HMIs, and motor control gateways requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for R7FA6M4AD3CFP#AA0 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 automotive, industrial, and enterprise applications.
The RA6M4 group - including R7FA6M4AD3CFP#AA0 - was designed for secure, connected industrial edge devices requiring real-time responsiveness, cryptographic agility, and long-term reliability under harsh environmental conditions.
FAQ
What is the maximum operating frequency of the R7FA6M4AD3CFP#AA0?
The R7FA6M4AD3CFP#AA0 operates at a maximum frequency of 200 MHz using its Arm Cortex-M33 core. This speed is achieved with the main clock oscillator (MOSC) or PLL, and is fully supported across its -40°C to +105°C operating range. The R7FA6M4AD3CFP#AA0 maintains timing integrity at this frequency with on-chip voltage regulation and thermal compensation.
Does the R7FA6M4AD3CFP#AA0 include an integrated Ethernet PHY?
No, the R7FA6M4AD3CFP#AA0 includes only the Ethernet MAC (ETHERC) and DMA controller (EDMAC), not a physical layer transceiver. An external RMII-compliant PHY (e.g., LAN8742A or DP83848) must be used. The R7FA6M4AD3CFP#AA0 provides all necessary MII/RMII signals including TXD0–1, RXD0–1, REF_CLK, and MDIO/MDC.
How many CAN interfaces does the R7FA6M4AD3CFP#AA0 support?
The R7FA6M4AD3CFP#AA0 integrates two Controller Area Network (CAN) 2.0B modules, each supporting standard (11-bit) and extended (29-bit) message formats, up to 32 mailboxes, and FIFO operation. Each CAN channel requires an external CAN transceiver (e.g., TJA1042 or SN65HVD230) for physical layer interfacing.
What security features are implemented in hardware on the R7FA6M4AD3CFP#AA0?
The R7FA6M4AD3CFP#AA0 implements Arm TrustZone for memory and peripheral isolation, Secure Crypto Engine 9 (SCE9) for AES/RSA/ECC/SHA acceleration, 128-bit unique ID, tamper detection pins, secure pin multiplexing, and device lifecycle management. These features are silicon-verified and enable PSA Certified Level 2 and IEC 62443-3-3 compliance without external security chips.
Is the R7FA6M4AD3CFP#AA0 pin-compatible with other RA6M4 variants?
Yes, the R7FA6M4AD3CFP#AA0 is pin-compatible with other RA6M4 devices in the same 100-pin LQFP package (e.g., R7FA6M4AE3CFP#AA0 and R7FA6M4AF3CFP#AA0), sharing identical pin functions, power sequencing, and footprint. Firmware migration between these variants is supported via Renesas FSP configuration tools, though flash size and feature enablement differ.
R7FA6M4AD3CFP#AA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RA6M4
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M33
- Core Size:
- 32-Bit Single-Core
- Speed:
- 200MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, LINbus, QSPI, SCI, SPI, SSI, UART/USART, USB
- Peripherals:
- Capacitive Touch, Crypto - AES, DMA, LVD, POR, PWM, RSA, SHA, Temp Sensor, WDT
- Number of I/O:
- 75
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 256K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 20x12b; D/A 2x12b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA6M4AD3CFP#AA0 FAQ
1.How can I place an order for R7FA6M4AD3CFP#AA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M4AD3CFP#AA0 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 R7FA6M4AD3CFP#AA0 reliable?
The price and inventory of R7FA6M4AD3CFP#AA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M4AD3CFP#AA0 is usually 5 days.
3.What payment methods are accepted for R7FA6M4AD3CFP#AA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6M4AD3CFP#AA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA6M4AD3CFP#AA0?
R7FA6M4AD3CFP#AA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M4AD3CFP#AA0 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 R7FA6M4AD3CFP#AA0?
For technical support, including R7FA6M4AD3CFP#AA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M4AD3CFP#AA0 requirements.
6.How does Aetrix verify that R7FA6M4AD3CFP#AA0 is sourced from the original manufacturer or authorized distributors?
All R7FA6M4AD3CFP#AA0 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 R7FA6M4AD3CFP#AA0 meets industry standards.
7.What is the process for return or replacement of R7FA6M4AD3CFP#AA0?
All R7FA6M4AD3CFP#AA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M4AD3CFP#AA0, 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 R7FA6M4AD3CFP#AA0 part is unused and in its original packaging.
Return procedure for R7FA6M4AD3CFP#AA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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