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Renesas R7FA6M3AH3CFP#BA5
- Part No.:
- R7FA6M3AH3CFP#BA5
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7FA6M3AH3CFP#BA5.pdf
- Description:
- MCU RA6 ARM CM4 120MHZ 2M/640K Q
- Quantity:
- Payment:
- Shipping:
Inventory:4,391
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Product details
Overview
R7FA6M3AH3CFP#BA5 from Renesas Electronics is a high-performance 32-bit Arm Cortex-M4 microcontroller with FPU, operating at up to 120 MHz, featuring 2 MB code flash, 640 KB SRAM, dual CAN, IEEE 1588 Ethernet MAC (ETHERC), USB 2.0 High-Speed and Full-Speed modules, and integrated graphics acceleration (GLCDC + DRW) for industrial HMI applications.
For engineers reviewing the R7FA6M3AH3CFP#BA5 datasheet, R7FA6M3AH3CFP#BA5 pinout, R7FA6M3AH3CFP#BA5 application, or R7FA6M3AH3CFP#BA5 equivalent, key selection criteria include its 100-pin LQFP package, -40°C to +105°C industrial temperature grade, dual QSPI/SDHI interfaces for external memory expansion, and SCE7 cryptographic engine supporting AES-256, ECC, and TRNG for secure firmware updates and device authentication.
Technical Context
The R7FA6M3AH3CFP#BA5 implements an Armv7E-M architecture with DSP extensions and single-precision FPU, enabling real-time signal processing in motor control and audio applications. Its memory subsystem includes 2 MB zero-wait-state flash, 64 KB data flash rated for 125,000 erase/write cycles, and ECC-protected SRAM with MMF for flexible firmware image loading.
Peripheral integration centers on deterministic real-time I/O: dual CAN 2.0B controllers with 32 mailboxes, IEEE 1588 PTP-capable ETHERC+EDMAC+EPTPC stack, and hardware-accelerated graphics via GLCDC with three-plane superimposition and DRW rasterization engine supporting antialiased vector rendering - all coordinated through the Event Link Controller (ELC) to minimize CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4 with FPU, 120 MHz max - enables floating-point math-intensive tasks like motor FOC or audio SRC without software emulation. |
| Memory | 2 MB code flash (40 MHz zero wait states), 640 KB SRAM (first 32 KB with ECC) - supports large RTOS images and real-time buffering with error resilience. |
| Connectivity | Dual CAN 2.0B, IEEE 1588 Ethernet MAC (ETHERC), USBHS/USBFS, QSPI ×1, SDHI ×2 - enables time-synchronized industrial networking and dual-storage boot options. |
| Analog | ADC12 ×2 (12-bit, 13/11 channels), DAC12 ×2, ACMPHS ×6, PGA ×6 - supports sensor fusion, closed-loop analog control, and precision threshold detection. |
| Graphics & HMI | GLCDC with 3-plane overlay, DRW 2D engine, JPEG codec, CTSU - delivers responsive capacitive touch GUIs with hardware-accelerated rendering and image compression/decompression. |
| Security | SCE7 crypto engine: AES-128/192/256, ECC, RSA, SHA256, TRNG, 128-bit UID - provides hardware-rooted secure boot, encrypted OTA updates, and tamper-resistant key storage. |
| 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 automotive under-hood auxiliary modules. |
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; dedicated power/ground pairs per functional block reduce noise coupling in mixed-signal operation. |
| XTAL1/XTAL2 | Main clock oscillator input | Supports 8–24 MHz crystal for precise timing; used by ETHERC, USBHS, and RTC when high accuracy required. |
| EXCLK | External clock input | Accepts external clock source (e.g., from Ethernet PHY) to synchronize ETHERC timing with network domain. |
| ETH_MDC/MDIO | IEEE 802.3 management interface | Enables runtime configuration of external PHY registers (e.g., link status, speed negotiation) without GPIO bit-banging. |
| USB_VBUS | USB host overcurrent detection | Monitors VBUS presence and fault conditions for USBHS/USBFS host mode; triggers interrupt for safe port disable. |
| CTSU_Sx | Capacitive touch sensor channel | Direct connection to CTSU charge-transfer circuitry; supports up to 24 self-capacitance or mutual-capacitance electrodes. |
| QSPI_IO0–IO3 | Quad SPI data lines | Enables x4 read bandwidth (up to 80 MB/s) from external flash; supports execute-in-place (XIP) for code overlay execution. |
Key Features
| Feature | Design Value |
|---|---|
| Memory Mirror Function (MMF) | Allows application code to be linked to fixed virtual address while loaded at arbitrary flash offset - simplifies field firmware updates and A/B swapping. |
| Event Link Controller (ELC) | Hardware routing of 128+ peripheral events (e.g., ADC EOC → DMA trigger → GLCDC refresh) without CPU ISR overhead or latency jitter. |
| IEEE 1588 Precision Time Protocol (PTP) | EPTPC hardware timestamping with sub-100 ns resolution on ETHERC frames - enables deterministic synchronization across distributed PLCs or motion controllers. |
| Secure Crypto Engine 7 (SCE7) | Side-channel resistant AES-256 encryption/decryption at >20 MB/s, with key wrapping and secure key injection - meets IEC 62443-3-3 SL2 requirements. |
| Graphics LCD Controller (GLCDC) | Three independent display planes (background, graphic1, graphic2) with alpha blending and dithering - supports multi-layer UIs (e.g., live video overlay + touch menu + status bar) at 60 fps WVGA. |
| Sampling Rate Converter (SRC) | Hardware audio resampling from 8–192 kHz input to 44.1/48 kHz output - offloads CPU in voice-enabled HMIs and industrial audio monitoring systems. |
Applications
| Industrial PLC HMI | Automotive Body Control Module |
|---|---|
|
Use Scenario: Operator interface for programmable logic controllers with real-time diagnostics, alarm logging, and parameter tuning. IC Role / Device Role / Timing Role: Primary application MCU managing GLCDC-driven TFT display, CTSU touch panel, Ethernet-based Modbus TCP communication, and local CAN bus for I/O module coordination. Use Value: Hardware-accelerated DRW engine renders dynamic gauges and trend charts at 60 fps; SCE7 secures remote firmware updates against rollback attacks. |
Use Scenario: Central body controller managing door locks, lighting, HVAC, and seat position memory in premium vehicles. IC Role / Device Role / Timing Role: Safety-aware system controller using dual CAN interfaces for LIN gateway bridging, watchdog supervision (WDT + IWDT), and SRAM ECC for critical state variables. Use Value: Independent IWDT with dedicated 15 kHz oscillator ensures fail-safe reset during voltage transients; 105°C rating supports under-dash mounting. |
| Networked Energy Meter | Medical Infusion Pump Controller |
|
Use Scenario: Smart electricity meter with IEEE 1588 time-synchronized waveform sampling, secure DLMS/COSEM communication, and local display. IC Role / Device Role / Timing Role: Time-critical measurement processor using ADC12 with PGA for current/voltage sensing, ETHERC+PTP for grid synchronization, and SCE7 for encrypted data upload. Use Value: Sub-microsecond PTP timestamping aligns voltage/current samples across distributed meters; MMF enables seamless field-upgradable metrology firmware. |
Use Scenario: FDA-class II infusion pump requiring dual-redundant safety monitoring, precise flow rate control, and touchscreen UI with audit trail. IC Role / Device Role / Timing Role: Dual-core safety monitor (via MPU partitioning) running pump motor control (GPT32EH PWM), pressure sensing (ADC12), and GUI (GLCDC+CTSU) with independent IWDT supervision. Use Value: Hardware CRC calculator validates EEPROM-stored therapy logs; TRNG seeds secure session keys for wireless configuration audit trails. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance industrial MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA6M3AF3CFP#AA0 | Same RA6M3 family, identical 100-pin LQFP package, but with 1 MB code flash and no SCE7 crypto engine. | Lacks hardware AES/ECC acceleration and TRNG - unsuitable for devices requiring FIPS 140-2 Level 1 or IEC 62443-3-3 compliance. | Select when cost-sensitive designs omit secure boot or encrypted communications but retain same peripherals and timing performance. |
| STM32H743VIK6 | Arm Cortex-M7 @ 480 MHz, 2 MB flash, 1 MB RAM, but no integrated IEEE 1588 PTP hardware or GLCDC/DRW graphics engine. | Requires external GPU or display controller for complex GUIs; lacks native Ethernet timestamping - adds BOM cost and design complexity for time-critical networking. | Choose for compute-heavy tasks (e.g., AI inference) where raw MIPS outweighs integrated HMI and deterministic networking features. |
Compared with R7FA6M3AH3CFP#BA5, the R7FA6M3AF3CFP#AA0 reduces security capability and flash density while maintaining pin compatibility, whereas the STM32H743VIK6 trades integrated graphics and PTP hardware for higher CPU throughput - making R7FA6M3AH3CFP#BA5 optimal for secure, time-synchronized HMI endpoints.
Availability
R7FA6M3AH3CFP#BA5 is available at Aetrix Electronics and suitable for industrial automation, automotive body electronics, smart energy metering, and medical HMI applications requiring stable component supply, long-term lifecycle support, and guaranteed traceability.
Supply support for R7FA6M3AH3CFP#BA5 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power management ICs for industrial, automotive, and enterprise applications.
The RA6M3 Group targets high-end industrial HMI and networked control systems, integrating graphics acceleration, IEEE 1588 Ethernet, and hardware security to replace FPGA+MCU combinations in cost-sensitive, space-constrained designs.
FAQ
What is the maximum operating frequency and core architecture of the R7FA6M3AH3CFP#BA5?
The R7FA6M3AH3CFP#BA5 features an Arm Cortex-M4 core with Floating Point Unit (FPU), compliant with the Armv7E-M architecture and DSP instruction set, operating at a maximum frequency of 120 MHz. This enables deterministic real-time execution of floating-point intensive algorithms such as motor control field-oriented control (FOC) or audio signal processing without software emulation overhead. The R7FA6M3AH3CFP#BA5 also includes an Arm Memory Protection Unit (MPU) with eight configurable regions for robust task isolation in RTOS environments.
Does the R7FA6M3AH3CFP#BA5 support IEEE 1588 Precision Time Protocol (PTP) for industrial Ethernet synchronization?
Yes, the R7FA6M3AH3CFP#BA5 integrates a full IEEE 1588-2008 v2.0 compliant Ethernet PTP Controller (EPTPC) with hardware timestamping units synchronized to the ETHERC MAC layer. It supports sub-100 ns timestamp resolution on both transmit and receive frames, enabling deterministic synchronization across distributed nodes in industrial automation networks. The EPTPC works in conjunction with the on-chip Ethernet DMA Controller (EDMAC) to minimize CPU involvement and jitter in time-critical applications such as coordinated motion control or phasor measurement units (PMUs).
What graphics and human-machine interface (HMI) peripherals are integrated into the R7FA6M3AH3CFP#BA5?
The R7FA6M3AH3CFP#BA5 integrates a Graphics LCD Controller (GLCDC) supporting three overlay planes (background, graphic1, graphic2), a 2D Drawing Engine (DRW) with antialiasing and alpha blending, a JPEG codec for hardware-accelerated image compression/decompression, and a Capacitive Touch Sensing Unit (CTSU) supporting up to 24 electrodes. These peripherals enable rich, responsive GUIs on WVGA+ displays without external graphics processors. The R7FA6M3AH3CFP#BA5's DRW engine performs rasterization at one pixel per clock cycle, significantly reducing CPU load in touch-driven HMIs for industrial panels or medical devices.
How does the Secure Crypto Engine 7 (SCE7) in the R7FA6M3AH3CFP#BA5 enhance device security?
The SCE7 in the R7FA6M3AH3CFP#BA5 provides hardware-accelerated cryptographic operations including AES-128/192/256, ECC (NIST P-256/P-384), RSA, SHA256, and a True Random Number Generator (TRNG). It supports secure key injection, key wrapping, and side-channel resistant execution - meeting IEC 62443-3-3 Security Level 2 requirements. This enables secure boot verification, encrypted over-the-air (OTA) firmware updates, and tamper-resistant credential storage in the R7FA6M3AH3CFP#BA5, eliminating the need for external secure elements in many industrial and medical applications.
What is the memory configuration of the R7FA6M3AH3CFP#BA5, and how is reliability ensured?
The R7FA6M3AH3CFP#BA5 includes 2 MB of code flash memory (with zero wait states at 40 MHz), 64 KB of data flash rated for 125,000 erase/write cycles, and 640 KB of on-chip SRAM - with the first 32 KB protected by Error Correction Code (ECC) and remaining areas covered by parity checking. It also implements a Memory Mirror Function (MMF) allowing application code to be linked to a fixed virtual address while loaded at any physical flash location, simplifying firmware updates and A/B swapping. These features ensure data integrity and field-upgrade flexibility in mission-critical R7FA6M3AH3CFP#BA5 deployments.
R7FA6M3AH3CFP#BA5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RA6M3
- Packaging:
- Tray
- 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#BA5 FAQ
1.How can I place an order for R7FA6M3AH3CFP#BA5 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M3AH3CFP#BA5 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#BA5 reliable?
The price and inventory of R7FA6M3AH3CFP#BA5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M3AH3CFP#BA5 is usually 5 days.
3.What payment methods are accepted for R7FA6M3AH3CFP#BA5?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6M3AH3CFP#BA5 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA6M3AH3CFP#BA5?
R7FA6M3AH3CFP#BA5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M3AH3CFP#BA5 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#BA5?
For technical support, including R7FA6M3AH3CFP#BA5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M3AH3CFP#BA5 requirements.
6.How does Aetrix verify that R7FA6M3AH3CFP#BA5 is sourced from the original manufacturer or authorized distributors?
All R7FA6M3AH3CFP#BA5 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#BA5 meets industry standards.
7.What is the process for return or replacement of R7FA6M3AH3CFP#BA5?
All R7FA6M3AH3CFP#BA5 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M3AH3CFP#BA5, 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#BA5 part is unused and in its original packaging.
Return procedure for R7FA6M3AH3CFP#BA5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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