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Renesas R7FA6M1AD3CFP#BA5
- Part No.:
- R7FA6M1AD3CFP#BA5
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7FA6M1AD3CFP#BA5.pdf
- Description:
- MCU RA6 ARM CM4 120MHZ 512K/256K
- Quantity:
- Payment:
- Shipping:
Inventory:1,094
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Product details
Overview
R7FA6M1AD3CFP 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 12-bit ADCs with sample-and-hold, two 12-bit DACs, and integrated Capacitive Touch Sensing Unit (CTSU). It targets industrial HMI, motor control, and secure embedded systems requiring USB FS, dual CAN, SDHI, QSPI, and hardware crypto acceleration.
For engineers reviewing the R7FA6M1AD3CFP datasheet, R7FA6M1AD3CFP pinout, R7FA6M1AD3CFP application, or R7FA6M1AD3CFP equivalent, key selection considerations include its 100-pin LQFP package, -40°C to +105°C operation, dual CAN 2.0B support, CTSU-based touch interface, and SCE7 security engine with AES-256/SHA256/RSA/ECC/TRNG.
Technical Context
The R7FA6M1AD3CFP implements an Armv7E-M architecture with DSP extensions and single-precision FPU, enabling deterministic real-time signal processing. Its memory subsystem includes ECC-protected 32 KB of SRAM0 and parity-checked remaining SRAM, plus 8 KB data flash rated for 125,000 erase/write cycles.
Peripherals are tightly coupled via the Event Link Controller (ELC), allowing autonomous peripheral-to-peripheral triggering without CPU intervention. The dual CAN modules support up to 32 mailboxes each with standard/extended frame handling, while the USBFS module integrates a full-speed transceiver and supports host/device roles with 10 configurable pipes.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M4 with FPU, 120 MHz max - enables real-time DSP and floating-point math for motor control and audio processing. |
| Memory | 512 KB code flash (0-wait @40 MHz), 8 KB data flash (125k cycles), 256 KB SRAM (32 KB with ECC) - supports robust firmware storage, parameter retention, and large buffer allocation. |
| Analog Peripherals | Dual 12-bit ADC12 (up to 11+8 channels, 3 S/H circuits), dual 12-bit DAC12, 6× ACMPHS, 6× PGA, TSN - enables high-fidelity sensor acquisition, closed-loop analog control, and on-die temperature monitoring. |
| Connectivity | 2× CAN 2.0B, 7× SCI, 2× I2C, 2× SPI, QSPI, SDHI×2, USBFS (host/device), SSIE, IrDA - supports multi-protocol industrial networking, memory expansion, and audio I/O. |
| 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 automotive functional safety prerequisites. |
| Package & Environment | 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), -40°C to +105°C - suitable for industrial control panels and motor drives with extended thermal margins. |
| HMI Support | Capacitive Touch Sensing Unit (CTSU) with 12-channel scanning - enables robust, low-power touch buttons/sliders without external ICs. |
Pinout & Package
Package: 100-pin LQFP (PLQP0100KB-B), 14 mm × 14 mm, 0.5 mm pitch, lead-free (Sn only).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Digital power supply / Ground | Primary 2.7–3.6 V domain; decoupling required per pin for noise immunity in mixed-signal operation. |
| XTAL / EXTAL | Main crystal oscillator interface | Supports 8–24 MHz crystals for precise system clock generation; critical for USB timing and CAN bit rate accuracy. |
| XCIN / XCOUT | Sub-clock oscillator interface | 32.768 kHz crystal connection for RTC calendar mode and low-power wake-up timing. |
| RES | Active-low reset input | Hardware reset assertion; synchronizes internal state machines and releases from power-on or brownout conditions. |
| SWDIO / SWCLK | Serial Wire Debug interface | Two-pin debug port supporting programming, breakpointing, and real-time trace - essential for development and field firmware updates. |
| USB_VBUS / USB_DP / USB_DM | USB Full-Speed transceiver pins | Integrated PHY enables direct USB device/host connection without external transceiver; VBUS sensing required for role detection. |
| CTX0–CTX11 / TX0–TX11 | CTSU electrode/timing pins | Configurable mutual/self-capacitance sensing channels - enable up to 12 independent touch keys or sliders with noise rejection. |
| CAN0_TX / CAN0_RX / CAN1_TX / CAN1_RX | Controller Area Network differential I/O | Direct connection to external CAN transceivers; supports 1 Mbps baud rate with built-in filtering and mailbox arbitration. |
Key Features
| Feature | Design Value |
|---|---|
| Memory Mirror Function (MMF) | Enables seamless firmware updates by redirecting execution from flash load address to link address - eliminates bootloader complexity and reduces OTA update risk. |
| Event Link Controller (ELC) | Allows autonomous peripheral triggering (e.g., ADC conversion start on timer match) - reduces CPU load and jitter in time-critical control loops. |
| Secure Crypto Engine 7 (SCE7) | Hardware-accelerated AES-256, SHA256, ECC P-256, and TRNG - delivers >10× faster encryption than software-only implementations, with side-channel resistance. |
| General PWM Timers (GPT32EH/E) | Four 32-bit enhanced high-resolution timers with dead-time insertion and complementary outputs - supports 3-phase BLDC/PMSM motor control with <1 ns timing resolution. |
| Sampling Rate Converter (SRC) | Real-time audio sample rate translation (e.g., 44.1 kHz ↔ 48 kHz) with 16-bit stereo I/O - enables interoperability between legacy and modern audio codecs without CPU overhead. |
Applications
| Industrial HMI Panel | Brushless DC Motor Drive |
|---|---|
|
Use Scenario: A factory-floor operator interface with capacitive touch buttons, real-time status display, and CAN-connected PLC communication. IC Role / Device Role / Timing Role: Central controller managing touch input via CTSU, rendering UI via external display interface, and exchanging motion commands over dual CAN buses. Use Value: Integrated CTSU eliminates external touch controller; dual CAN allows simultaneous connection to main PLC and auxiliary sensors; 120 MHz core ensures responsive UI rendering under load. |
Use Scenario: Closed-loop speed/position control of a 3-phase BLDC motor in HVAC blowers or industrial pumps. IC Role / Device Role / Timing Role: Real-time motor controller executing FOC algorithms, generating 6-channel PWM with dead-time, sampling current/voltage via ADC12, and communicating fault status via CAN. Use Value: GPT32EH timers provide sub-ns PWM edge control; dual ADC12 units enable synchronous current sampling; SCE7 secures firmware updates against tampering. |
| Secure IoT Gateway | Medical Diagnostic Device |
|
Use Scenario: Edge gateway aggregating sensor data from BLE/Zigbee nodes, encrypting payloads, and transmitting via USB or SD card to cloud infrastructure. IC Role / Device Role / Timing Role: Secure data concentrator performing AES-256 encryption, SHA256 integrity checks, and TRNG-based key generation before storage/transmission. Use Value: SCE7 offloads crypto operations from CPU, preserving bandwidth for protocol stack; 256 KB SRAM buffers large encrypted payloads; QSPI supports fast external code/data loading. |
Use Scenario: Portable ultrasound or ECG device requiring low-noise analog front-end, precise timing, and regulatory-compliant security for patient data. IC Role / Device Role / Timing Role: Signal acquisition controller digitizing analog sensor outputs via ADC12 with PGA gain control, timestamping samples using RTC+AGT, and storing encrypted results to SDHC. Use Value: 12-bit ADC12 with 3 S/H circuits captures simultaneous channel data; TSN monitors die temperature for calibration drift compensation; ECC SRAM ensures data integrity during acquisition. |
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 |
|---|---|---|---|
| R7FA6M2AD3CFP | Same RA6M2 group: adds Ethernet MAC, higher SRAM (384 KB), no CTSU, same 100-pin LQFP package. | Better suited for networked industrial controllers requiring TCP/IP stack; lacks integrated touch sensing capability. | Select when Ethernet connectivity outweighs capacitive touch requirements and additional SRAM is needed for protocol stacks. |
| R7FA4M1AD3CFP | RA4M1 group: Cortex-M4 @ 48 MHz, 256 KB flash, 32 KB SRAM, no QSPI/SDHI/CAN, CTSU retained. | Targeted at cost-sensitive HMI-only designs without motor control or high-speed connectivity needs. | Choose for simpler touch interfaces where USB, CAN, or audio features are unnecessary and BOM cost is critical. |
Compared with R7FA6M1AD3CFP, R7FA6M2AD3CFP trades CTSU and QSPI for Ethernet and larger SRAM, while R7FA4M1AD3CFP reduces performance and peripheral count to lower cost-neither is pin-compatible, but both share RA family toolchain and middleware compatibility.
Availability
R7FA6M1AD3CFP is available at Aetrix Electronics and suitable for industrial HMI, motor control, and secure IoT gateway applications requiring stable component supply, long-term lifecycle assurance, and automotive-grade temperature range (-40°C to +105°C).
Supply support for R7FA6M1AD3CFP 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, power, and SoC solutions for industrial, automotive, and enterprise markets.
The R7FA6M1AD3CFP belongs to the RA6M1 Group - a family of 120 MHz Arm Cortex-M4 MCUs designed for industrial automation, human-machine interface, and secure connected devices with integrated analog, USB, CAN, and hardware cryptography.
FAQ
What is the maximum operating frequency and core type of the R7FA6M1AD3CFP?
The R7FA6M1AD3CFP features an Arm Cortex-M4 core with Floating Point Unit (FPU), operating at a maximum frequency of 120 MHz. This enables high-performance real-time processing for applications such as motor control, audio processing, and cryptographic operations. The R7FA6M1AD3CFP's architecture supports the Armv7E-M instruction set with DSP extensions, making it suitable for computationally intensive embedded tasks.
Does the R7FA6M1AD3CFP support hardware-based cryptographic acceleration?
Yes, the R7FA6M1AD3CFP integrates the Secure Crypto Engine 7 (SCE7), which provides hardware-accelerated AES-128/192/256, SHA1/SHA224/SHA256, RSA/ECC, 3DES/ARC4, GHASH, MD5, and a True Random Number Generator (TRNG). This allows the R7FA6M1AD3CFP to perform cryptographic operations with significantly reduced CPU overhead and enhanced side-channel resistance compared to software-only implementations.
What analog peripherals are included in the R7FA6M1AD3CFP?
The R7FA6M1AD3CFP includes two 12-bit successive approximation ADC12 units (with up to 11+8 channels and 3 sample-and-hold circuits), two 12-bit DAC12 units, six high-speed analog comparators (ACMPHS), six programmable gain amplifiers (PGA), and an on-die temperature sensor (TSN). These peripherals enable precision sensor interfacing, closed-loop analog control, and self-monitoring capabilities within a single chip.
Which communication interfaces does the R7FA6M1AD3CFP support for industrial networking?
The R7FA6M1AD3CFP supports dual Controller Area Network (CAN) 2.0B modules, seven Serial Communications Interfaces (SCI), two I2C buses, two SPI channels, Quad SPI (QSPI), SD/MMC Host Interface (SDHI) ×2, USB 2.0 Full-Speed (host/device), and IrDA. These interfaces allow the R7FA6M1AD3CFP to serve as a central node in industrial networks connecting to PLCs, sensors, displays, and memory peripherals.
What is the package type and operating temperature range of the R7FA6M1AD3CFP?
The R7FA6M1AD3CFP is supplied in a 100-pin LQFP package (PLQP0100KB-B, 14 mm × 14 mm, 0.5 mm pitch) and operates across an industrial temperature range of -40°C to +105°C. This makes the R7FA6M1AD3CFP suitable for deployment in harsh environments such as factory automation, motor drives, and outdoor industrial gateways where thermal reliability is critical.
R7FA6M1AD3CFP#BA5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-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:
- 67
- 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 19x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA6M1AD3CFP#BA5 FAQ
1.How can I place an order for R7FA6M1AD3CFP#BA5 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M1AD3CFP#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 R7FA6M1AD3CFP#BA5 reliable?
The price and inventory of R7FA6M1AD3CFP#BA5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M1AD3CFP#BA5 is usually 5 days.
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R7FA6M1AD3CFP#BA5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M1AD3CFP#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 R7FA6M1AD3CFP#BA5?
For technical support, including R7FA6M1AD3CFP#BA5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M1AD3CFP#BA5 requirements.
6.How does Aetrix verify that R7FA6M1AD3CFP#BA5 is sourced from the original manufacturer or authorized distributors?
All R7FA6M1AD3CFP#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 R7FA6M1AD3CFP#BA5 meets industry standards.
7.What is the process for return or replacement of R7FA6M1AD3CFP#BA5?
All R7FA6M1AD3CFP#BA5 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M1AD3CFP#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 R7FA6M1AD3CFP#BA5 part is unused and in its original packaging.
Return procedure for R7FA6M1AD3CFP#BA5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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