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Renesas R7FA6M1AD3CFM#AA5
- Part No.:
- R7FA6M1AD3CFM#AA5
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R7FA6M1AD3CFM#AA5.pdf
- Description:
- MCU RA6 ARM CM4 120MHZ 512K/256K
- Quantity:
- Payment:
- Shipping:
Inventory:4,797
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Product details
Overview
R7FA6M1AD3CFM#AA5 from Renesas Electronics is a 32-bit Arm Cortex-M4 microcontroller with FPU, operating at up to 120 MHz, featuring 512 KB code flash, 256 KB SRAM, dual CAN interfaces, USB 2.0 Full-Speed with on-chip transceiver, and capacitive touch sensing (CTSU), designed for industrial HMI and motor control applications requiring functional safety and secure boot.
For engineers reviewing the R7FA6M1AD3CFM#AA5 datasheet, R7FA6M1AD3CFM#AA5 pinout, R7FA6M1AD3CFM#AA5 application, or R7FA6M1AD3CFM#AA5 equivalent, key selection considerations include its 64-pin LQFP package, -40°C to +105°C temperature grade, dual 12-bit ADC units with sample-and-hold, integrated SCE7 crypto engine, and support for SDHI, QSPI, and SSIE audio interfaces.
Technical Context
The R7FA6M1AD3CFM#AA5 implements an Armv7E-M architecture with DSP extensions and single-precision FPU, enabling real-time signal processing in motor control and audio applications. It integrates dual CAN 2.0B modules with 32 configurable mailboxes and supports both standard and extended message formats.
Its analog subsystem includes two independent 12-bit ADC units (each with 3-channel sample-and-hold), six high-speed comparators (ACMPHS), six programmable gain amplifiers (PGA), and two 12-bit DACs - all synchronized via the Event Link Controller (ELC) for deterministic timing without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4 with FPU, 120 MHz max - enables real-time control loops and floating-point math for motor algorithms. |
| Memory | 512 KB code flash (40 MHz zero-wait), 8 KB data flash (125k erase cycles), 256 KB SRAM (32 KB ECC + 224 KB parity) - supports robust firmware updates and safe data logging. |
| Connectivity | 2× CAN 2.0B, 7× SCI, 2× SPI, 2× I²C, USBFS (host/device), QSPI, SDHI×2, SSIE - suitable for multi-protocol industrial gateways and audio-enabled HMIs. |
| Analog Peripherals | ADC12×2 (11+8 channels, 3-sample-and-hold per unit), DAC12×2, ACMPHS×6, PGA×6, TSN - enables sensor fusion, closed-loop analog control, and thermal monitoring. |
| Security & Safety | SCE7 crypto engine (AES-128/192/256, SHA256, RSA/ECC, TRNG), ECC/parity SRAM, CAC, IWDT, MPU, register write protection - meets IEC 61508 SIL2 and ISO 26262 ASIL-B readiness requirements. |
| Package & Temp | 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch), -40°C to +105°C - compatible with industrial PCB assembly and high-ambient-temperature environments. |
| Power | VCC = 2.7–3.6 V, low-power modes including Deep Software Standby with RTC + VBATT backup - extends battery life in portable HMIs and edge nodes. |
Pinout & Package
64-pin LQFP (PLQP0064KB-C), 10 mm × 10 mm, 0.5 mm pitch, exposed pad for thermal dissipation. Pin functions validated per Renesas R01DS0356EJ0120 Rev.1.20 datasheet Section 1.5.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Digital power supply / ground | Primary 3.3 V domain; requires local 0.1 µF decoupling per VCC pin for stable core/peripheral operation. |
| XTAL / EXTAL | Main clock oscillator interface | Supports 8–24 MHz crystal; enables precise timing for USB, CAN, and RTC synchronization. |
| MD | Operating mode select | Configures boot mode (single-chip vs. SCI/USB); must be held static during reset release to avoid undefined behavior. |
| RES | Active-low reset input | Asynchronous system reset; internal POR/LVD ensures reliable startup across voltage transients. |
| USB_VBUS / USB_DP / USB_DM | USB 2.0 FS interface | On-chip transceiver eliminates external PHY; VBUS detection enables host/device role negotiation. |
| TXD0 / RXD0 | SCI0 UART interface | Full-duplex asynchronous communication with FIFO; supports bootloader and debug console over RS-232/RS-485 level shifters. |
| AN000–AN006 | Analog inputs (ADC0) | 7-channel analog input group with shared sample-and-hold; supports simultaneous sampling for motor phase current sensing. |
| GTIOC0A–GTIOC0D | GPT32 channel I/O | PWM output / input capture pins for BLDC motor control; support complementary outputs with dead-time insertion via POEG. |
Key Features
| Feature | Design Value |
|---|---|
| Capacitive Touch Sensing Unit (CTSU) | 12-channel touch sensing with noise immunity and auto-tuning - enables robust front-panel buttons/sliders in industrial enclosures without mechanical wear. |
| Event Link Controller (ELC) | Hardware-triggered peripheral chaining (e.g., ADC conversion → DMA transfer → CRC calculation) - eliminates CPU overhead and jitter in time-critical signal chains. |
| Secure Crypto Engine 7 (SCE7) | Hardware-accelerated AES-256, SHA256, ECC-256, and TRNG - enables secure firmware authentication, encrypted OTA updates, and TLS stack offload. |
| Memory Mirror Function (MMF) | Runtime remapping of flash load address to link address - simplifies field firmware updates by decoupling binary layout from physical flash location. |
| Low Power Asynchronous Timers (AGT) | Two 16-bit timers running from sub-clock (32.768 kHz) - maintains accurate wake-up timing in Deep Software Standby while consuming <1 µA. |
Applications
| Industrial Motor Drives | Secure Industrial HMIs |
|---|---|
|
Use Scenario: Brushless DC motor control in HVAC blowers and pump systems with real-time current sensing and thermal protection. IC Role / Device Role / Timing Role: Main controller executing FOC algorithm, managing PWM generation via GPT32EH, sampling phase currents via ADC12 with S/H, and monitoring die temperature via TSN. Use Value: Integrated 3-phase PWM outputs (GTOUUP/GTOULO etc.), dual ADC with simultaneous sampling, and SCE7 enable secure firmware updates and anti-tampering in field-deployed drives. |
Use Scenario: Operator interface panel with touch buttons, status LEDs, and USB configuration port in factory automation equipment. IC Role / Device Role / Timing Role: HMI processor handling CTSU touch detection, driving RGB LEDs via PWM, communicating with PLC via CAN, and serving configuration via USB device mode. Use Value: On-chip CTSU eliminates external touch ICs; dual CAN interfaces allow redundant fieldbus connectivity; USBFS with embedded transceiver reduces BOM cost and board space. |
| Medical Diagnostic Devices | Smart Energy Meters |
|
Use Scenario: Portable ultrasound or ECG monitor requiring low-noise analog acquisition, audio playback, and secure patient data storage. IC Role / Device Role / Timing Role: Signal processor acquiring analog biosignals via ADC12, generating audio feedback via SSIE + SRC, encrypting data with SCE7 before storing to external QSPI flash. Use Value: 12-bit ADC with PGA supports variable-gain front-end; SSIE supports I²S stereo output; SCE7 provides hardware-accelerated AES-256 for HIPAA-compliant data encryption. |
Use Scenario: DIN-rail mounted electricity meter with tamper detection, metrology interface, and secure remote firmware update capability. IC Role / Device Role / Timing Role: Secure host MCU managing metrology IC via SPI, detecting enclosure breach via GPIO interrupts, authenticating OTA updates using SCE7 public-key crypto. Use Value: Independent watchdog (IWDT) with dedicated oscillator ensures fail-safe recovery; CAC validates clock accuracy for time-stamped events; ECC SRAM prevents silent data corruption in long-life deployments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit Arm Cortex-M4 microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA6M1AD2CLJ | 100-pin LGA, -40°C to +85°C, same core/peripherals but lower temp grade and larger package. | Suitable for commercial-grade industrial controllers where extended temperature is not required. | Select when higher pin count is needed for expanded I/O or when +85°C ambient suffices and LGA assembly is preferred. |
| R7FA6M1AD3CNB | 64-pin QFN (8 mm × 8 mm), same temp grade and memory, but no SDHI or SSIE peripherals. | Better suited for space-constrained motor control nodes where audio or card interfaces are unnecessary. | Choose for compact designs prioritizing footprint over multimedia features; verify thermal performance with exposed pad soldering. |
Compared with R7FA6M1AD2CLJ and R7FA6M1AD3CNB, the R7FA6M1AD3CFM#AA5 uniquely balances 64-pin LQFP manufacturability, full peripheral set (including SDHI and SSIE), and industrial temperature range - making it optimal for cost-sensitive, feature-rich HMI and gateway applications.
Availability
R7FA6M1AD3CFM#AA5 is available at Aetrix Electronics and suitable for industrial motor drives, secure HMIs, medical diagnostics, smart energy meters, and automotive body electronics requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for R7FA6M1AD3CFM#AA5 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 applications, with over 40 years of microcontroller innovation.
The R7FA6M1AD3CFM#AA5 belongs to the RA6M1 Group - a family of Arm Cortex-M4 MCUs designed specifically for industrial automation, human-machine interfaces, and secure edge devices requiring functional safety, cryptography, and rich analog/motor control integration.
FAQ
What is the maximum operating frequency of the R7FA6M1AD3CFM#AA5?
The R7FA6M1AD3CFM#AA5 operates at a maximum frequency of 120 MHz using its Arm Cortex-M4 core with FPU. This speed is achievable with the on-chip PLL and supported by zero-wait-state execution from its 512 KB code flash memory at 40 MHz bus frequency. The R7FA6M1AD3CFM#AA5 maintains timing integrity across its full -40°C to +105°C operating range.
Does the R7FA6M1AD3CFM#AA5 support USB device mode with an integrated transceiver?
Yes, the R7FA6M1AD3CFM#AA5 includes a USB 2.0 Full-Speed (USBFS) module with an on-chip transceiver, supporting both host and device modes. It provides up to 10 configurable pipes and complies with USB Specification 2.0. The R7FA6M1AD3CFM#AA5 requires no external PHY, reducing BOM cost and PCB area for USB-connected HMIs and firmware update interfaces.
How many analog input channels does the R7FA6M1AD3CFM#AA5 support, and what is their configuration?
The R7FA6M1AD3CFM#AA5 integrates two independent 12-bit ADC units: ADC0 supports up to 7 channels (AN000–AN006), and ADC1 supports up to 3 channels (AN100–AN102), each with dedicated 3-channel sample-and-hold circuits. This configuration enables simultaneous sampling for three-phase motor current sensing. The R7FA6M1AD3CFM#AA5 also includes a temperature sensor (TSN) and internal reference voltage selectable per ADC unit.
What security features are implemented in the R7FA6M1AD3CFM#AA5's SCE7 engine?
The R7FA6M1AD3CFM#AA5 features the Secure Crypto Engine 7 (SCE7), which provides hardware-accelerated AES-128/192/256, 3DES, ARC4, SHA1/224/256, MD5, GHASH, RSA/DSA/ECC, and a True Random Number Generator (TRNG). It also includes a 128-bit unique ID. These capabilities enable secure boot, encrypted firmware updates, and TLS offload - all verified in the R7FA6M1AD3CFM#AA5's certified security documentation.
Is the R7FA6M1AD3CFM#AA5 pin-compatible with other RA6M1 series MCUs?
No, the R7FA6M1AD3CFM#AA5 is not pin-compatible with 100-pin variants like R7FA6M1AD3CLJ or R7FA6M1AD2CLJ due to its 64-pin LQFP package. However, it shares software compatibility and peripheral register mapping with the RA6M1 family. The R7FA6M1AD3CFM#AA5 uses PLQP0064KB-C footprint, distinct from the 100-pin LGA (PTLG0100JA-A) or QFN (PWQN0064LA-A) packages in the same group.
R7FA6M1AD3CFM#AA5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RA6M1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M4F
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, IrDA, MMC/SD, SCI, SPI, UART/USART, USB
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 35
- 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 10x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA6M1AD3CFM#AA5 FAQ
1.How can I place an order for R7FA6M1AD3CFM#AA5 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M1AD3CFM#AA5 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 R7FA6M1AD3CFM#AA5 reliable?
The price and inventory of R7FA6M1AD3CFM#AA5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M1AD3CFM#AA5 is usually 5 days.
3.What payment methods are accepted for R7FA6M1AD3CFM#AA5?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6M1AD3CFM#AA5 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA6M1AD3CFM#AA5?
R7FA6M1AD3CFM#AA5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M1AD3CFM#AA5 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 R7FA6M1AD3CFM#AA5?
For technical support, including R7FA6M1AD3CFM#AA5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M1AD3CFM#AA5 requirements.
6.How does Aetrix verify that R7FA6M1AD3CFM#AA5 is sourced from the original manufacturer or authorized distributors?
All R7FA6M1AD3CFM#AA5 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 R7FA6M1AD3CFM#AA5 meets industry standards.
7.What is the process for return or replacement of R7FA6M1AD3CFM#AA5?
All R7FA6M1AD3CFM#AA5 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M1AD3CFM#AA5, 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 R7FA6M1AD3CFM#AA5 part is unused and in its original packaging.
Return procedure for R7FA6M1AD3CFM#AA5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7FA6M1AD3CFM#AA5 Tags
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