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Renesas R7FA6M3AH3CFP#HA0
- Part No.:
- R7FA6M3AH3CFP#HA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7FA6M3AH3CFP#HA0.pdf
- Description:
- MCU RA6 ARM CM4 120MHZ 2M/640K Q
- Quantity:
- Payment:
- Shipping:
Inventory:4,794
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Product details
Overview
R7FA6M3AH3CFP#HA0 from Renesas Electronics is a high-performance 32-bit Arm Cortex-M4 microcontroller with FPU, designed for industrial HMI, Ethernet-connected edge devices, and secure IoT gateways. It operates at up to 120 MHz, integrates 2 MB code flash, 640 KB SRAM, dual CAN, IEEE 1588-compliant Ethernet MAC (ETHERC), USB 2.0 High-Speed/Full-Speed, and hardware-accelerated cryptography (AES-256, ECC, TRNG).
For engineers reviewing the R7FA6M3AH3CFP#HA0 datasheet, R7FA6M3AH3CFP#HA0 pinout, R7FA6M3AH3CFP#HA0 application, or R7FA6M3AH3CFP#HA0 equivalent, key selection considerations include its 100-pin LQFP package, -40°C to +105°C industrial temperature grade, integrated GLCDC + DRW for graphics rendering, dual SDHI interfaces for memory card support, and SCE7 security engine with 128-bit unique ID.
Technical Context
The R7FA6M3AH3CFP#HA0 implements an Armv7E-M architecture with DSP extensions and single-precision FPU, supporting deterministic real-time control and floating-point signal processing. Its memory subsystem includes ECC-protected SRAM (first 32 KB), MMF for flexible firmware loading, and 64 KB data flash rated for 125,000 erase/write cycles.
System-level integration features include Event Link Controller (ELC) for CPU-free peripheral coordination, dual DMA controllers (DMAC × 8 + DTC), and safety mechanisms such as CAC for clock accuracy monitoring, IWDT with dedicated 15 kHz oscillator, and SRAM parity/ECC error detection with automatic reset generation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4 with FPU, 120 MHz max - enables real-time motor control and audio processing without external coprocessors. |
| Memory | 2 MB code flash + 64 KB data flash + 640 KB SRAM - supports large embedded OS images, OTA update partitions, and frame buffers for WVGA+ displays. |
| Connectivity | Ethernet MAC (IEEE 1588 PTP), dual CAN 2.0B, USBHS/USBFS, QSPI, dual SDHI - enables time-synchronized industrial networking and multi-protocol fieldbus bridging. |
| Analog | Dual 12-bit ADC (22 channels total), dual 12-bit DAC, 6× ACMPHS, 6× PGA, TSN - supports precision sensor fusion and closed-loop analog control in harsh environments. |
| Graphics & HMI | GLCDC + 2D Drawing Engine (DRW) + JPEG codec + CTSU - renders anti-aliased GUIs, decodes compressed assets, and enables robust touch interfaces without host CPU load. |
| Security | SCE7 crypto engine (AES-256, ECC, SHA256, TRNG), 128-bit unique ID, flash area protection - provides hardware-rooted trust for secure boot, firmware signing, and device identity management. |
| Package & Temp | 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), -40°C to +105°C - suitable for space-constrained industrial control panels and extended-temperature gateway designs. |
Pinout & Package
Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level (MSL) 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC, VSS | Power supply and ground | 2.7–3.6 V core I/O supply; multiple pins ensure low-impedance distribution and noise immunity for mixed-signal operation. |
| XTAL/EXTAL | Main clock oscillator interface | Supports 8–24 MHz crystal for precise timing; required for Ethernet PTP synchronization and USB HS clock recovery. |
| ETH_MDC/MDIO | Ethernet management interface | IEEE 802.3-compliant MDIO bus for PHY configuration and status monitoring in industrial Ethernet applications. |
| USB_VBUS/USB_DP/USB_DM | USB 2.0 High-Speed physical layer | Integrated transceiver supports host/device mode; VBUS sensing enables battery charging detection per USB BC 1.2. |
| SD0_CLK/SD0_CMD/SD0_DATA[3:0] | SD/MMC Host Interface 0 | 4-bit SDHC/SDXC interface with CRC offload - enables local storage of logs, firmware, or media assets in edge gateways. |
| CTSU_RX[0:7] | Capacitive touch sensing inputs | Hardware-accelerated CTSU supports up to 8 electrodes with noise immunity - ideal for sealed front-panel HMI in factory automation. |
Key Features
| Feature | Design Value |
|---|---|
| Memory Mirror Function (MMF) | Enables firmware image relocation without linker script changes - simplifies field updates and A/B partitioning in safety-critical systems. |
| Event Link Controller (ELC) | Direct hardware-triggered peripheral chaining (e.g., ADC conversion completion → DMA transfer → timer capture) eliminates CPU polling and reduces latency. |
| Secure Crypto Engine 7 (SCE7) | Accelerates AES-256 encryption/decryption at >20 MB/s - enables real-time TLS 1.3 handshake and encrypted data tunneling in constrained edge nodes. |
| Graphics LCD Controller (GLCDC) | Supports WVGA (800×480) RGB output with triple-plane overlay - drives color displays for HMIs without external video RAM or GPU. |
| Sampling Rate Converter (SRC) | Resamples audio streams (MP3/WMA/AAC) between 8–96 kHz - essential for voice-enabled industrial gateways interfacing with diverse audio codecs. |
Applications
| Industrial HMI Panel | Ethernet Field Gateway |
|---|---|
|
Use Scenario: Operator interface on PLC-controlled packaging line with glove-compatible touch and real-time alarm visualization. IC Role / Device Role / Timing Role: Main application processor executing RTOS, driving 7-inch TFT display via GLCDC, scanning capacitive buttons via CTSU, and logging events to SD card. Use Value: DRW hardware acceleration renders smooth anti-aliased icons at 60 fps; 120 MHz Cortex-M4 handles EtherNet/IP messaging and motion control loops concurrently. |
Use Scenario: Protocol translator connecting Modbus RTU field devices to cloud via IEEE 1588-synchronized Ethernet backbone. IC Role / Device Role / Timing Role: Real-time protocol bridge with ETHERC + EPTPC for sub-microsecond timestamping, dual CAN for legacy bus interfacing, and SCE7 for TLS-secured MQTT transport. Use Value: Hardware PTP stack eliminates need for external timestamping IC; dual SDHI supports redundant firmware storage and log buffering during network outages. |
| Secure IoT Edge Node | Audio-Enabled Smart Sensor Hub |
|
Use Scenario: Battery-backed environmental monitor aggregating sensor data and transmitting encrypted payloads over cellular/LTE. IC Role / Device Role / Timing Role: Trusted execution environment using SCE7 for key derivation, secure boot verification, and AES-GCM payload encryption before transmission. Use Value: 128-bit unique ID binds device identity to cryptographic keys; TRNG seeds secure session keys; ECC accelerates certificate validation in resource-limited deployments. |
Use Scenario: Voice-command enabled HVAC controller with far-field microphone array and local wake-word detection. IC Role / Device Role / Timing Role: Audio preprocessing unit performing SRC-based sample rate alignment, SSIE-driven I2S input, and hardware-accelerated FFT via FPU. Use Value: Dual SSIE interfaces handle stereo mic input and speaker output simultaneously; SRC converts 44.1 kHz audio to 48 kHz for DSP algorithms without CPU overhead. |
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 |
|---|---|---|---|
| R7FA6M3AF3CFP#AA0 | Same RA6M3 family, identical peripherals and pinout, but with 1 MB code flash and no data flash. | Suitable for cost-sensitive applications where firmware size <1 MB and field updates don't require dedicated data flash. | Select when BOM cost reduction is prioritized over future-proofing for larger firmware or wear-leveling requirements. |
| STM32H743VI | Arm Cortex-M7 @ 480 MHz, 2 MB flash, but lacks IEEE 1588 PTP hardware, integrated GLCDC, and SCE7-grade crypto acceleration. | Requires external PHY, display controller, and crypto co-processor for equivalent functionality - increasing PCB area and BOM count. | Choose only if higher raw CPU throughput is critical and system-level integration complexity is acceptable. |
Compared with R7FA6M3AF3CFP#AA0, the R7FA6M3AH3CFP#HA0 provides double flash capacity and data flash endurance for robust OTA updates; versus STM32H743VI, it delivers superior peripheral integration-reducing bill-of-materials, layout area, and firmware development effort for industrial HMI and time-sensitive networking.
Availability
R7FA6M3AH3CFP#HA0 is available at Aetrix Electronics and suitable for industrial HMI panels, Ethernet field gateways, and secure IoT edge nodes requiring stable component supply across extended product lifecycles.
Supply support for R7FA6M3AH3CFP#HA0 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 automotive, industrial, and enterprise applications.
The RA6M3 Group targets high-end industrial and IoT edge applications demanding real-time performance, rich connectivity, advanced graphics, and hardware-enforced security - with R7FA6M3AH3CFP#HA0 optimized for compact, thermally constrained designs using the 100-pin LQFP package.
FAQ
What is the maximum operating frequency and core architecture of the R7FA6M3AH3CFP#HA0?
The R7FA6M3AH3CFP#HA0 features an Arm Cortex-M4 core with Floating Point Unit (FPU), operating at a maximum frequency of 120 MHz. It implements the Armv7E-M architecture with DSP instruction set and supports a 4-GB address space. This architecture enables deterministic real-time processing for industrial control and audio applications while maintaining compatibility with standard Arm toolchains and RTOS ecosystems.
Does the R7FA6M3AH3CFP#HA0 support IEEE 1588 Precision Time Protocol (PTP) for Ethernet synchronization?
Yes, the R7FA6M3AH3CFP#HA0 integrates a full IEEE 1588-2008 v2.0 compliant Ethernet PTP Controller (EPTPC) alongside its Ethernet MAC (ETHERC) and Ethernet DMA (EDMAC). The EPTPC includes SYNFP0 and STCA units for synchronization frame processing and statistical time correction, enabling sub-microsecond timestamping accuracy in industrial time-sensitive networking applications without external timing hardware.
What graphics and human-machine interface capabilities does the R7FA6M3AH3CFP#HA0 provide?
The R7FA6M3AH3CFP#HA0 integrates a Graphics LCD Controller (GLCDC) supporting WVGA+ displays, a 2D Drawing Engine (DRW) for anti-aliased rendering, JPEG codec for image compression/decompression, and Capacitive Touch Sensing Unit (CTSU) for up to 8 electrodes. These features enable standalone, high-fidelity HMI implementations with minimal external components - ideal for industrial control panels and medical device interfaces.
How does the Secure Crypto Engine 7 (SCE7) in the R7FA6M3AH3CFP#HA0 enhance device security?
The SCE7 in the R7FA6M3AH3CFP#HA0 provides hardware-accelerated AES-128/192/256, 3DES, ARC4, SHA1/224/256, RSA/ECC, and GHASH operations, plus a True Random Number Generator (TRNG) and 128-bit unique ID. It enables secure boot, encrypted firmware updates, TLS 1.3 handshakes, and device identity binding - all without consuming main CPU cycles or exposing keys in software memory.
What are the supported package options and operating temperature range for the R7FA6M3AH3CFP#HA0?
The R7FA6M3AH3CFP#HA0 is offered in a 100-pin LQFP package (14 mm × 14 mm, 0.5 mm pitch) and operates across an industrial temperature range of -40°C to +105°C. This package variant balances pin count, thermal performance, and PCB assembly compatibility for space-constrained edge devices requiring extended reliability in harsh environments.
R7FA6M3AH3CFP#HA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RA6M3
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M4F
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, IrDA, MMC/SD, SCI, SPI, UART/USART, USB
- Peripherals:
- DMA, LCD, LVD, POR, PWM, WDT
- Number of I/O:
- 76
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 640K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 19x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA6M3AH3CFP#HA0 FAQ
1.How can I place an order for R7FA6M3AH3CFP#HA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M3AH3CFP#HA0 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 R7FA6M3AH3CFP#HA0 reliable?
The price and inventory of R7FA6M3AH3CFP#HA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M3AH3CFP#HA0 is usually 5 days.
3.What payment methods are accepted for R7FA6M3AH3CFP#HA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6M3AH3CFP#HA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA6M3AH3CFP#HA0?
R7FA6M3AH3CFP#HA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M3AH3CFP#HA0 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 R7FA6M3AH3CFP#HA0?
For technical support, including R7FA6M3AH3CFP#HA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M3AH3CFP#HA0 requirements.
6.How does Aetrix verify that R7FA6M3AH3CFP#HA0 is sourced from the original manufacturer or authorized distributors?
All R7FA6M3AH3CFP#HA0 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 R7FA6M3AH3CFP#HA0 meets industry standards.
7.What is the process for return or replacement of R7FA6M3AH3CFP#HA0?
All R7FA6M3AH3CFP#HA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M3AH3CFP#HA0, 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 R7FA6M3AH3CFP#HA0 part is unused and in its original packaging.
Return procedure for R7FA6M3AH3CFP#HA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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