My Inquiry
My Account
Renesas R7FA6M1AD3CNB#AA5
- Part No.:
- R7FA6M1AD3CNB#AA5
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-WFQFN Exposed Pad
- Datasheet:
-
R7FA6M1AD3CNB#AA5.pdf
- Description:
- MCU RA6 ARM CM4 120MHZ 512K/256K
- Quantity:
- Payment:
- Shipping:
Inventory:1,787
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
R7FA6M1AD3CNB#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 12-bit ADCs with sample-and-hold, dual 12-bit DACs, and integrated Capacitive Touch Sensing Unit (CTSU). It targets industrial HMI, motor control, and secure IoT edge nodes requiring real-time analog processing and USB/SDHI connectivity.
For engineers reviewing the R7FA6M1AD3CNB#AA5 datasheet, R7FA6M1AD3CNB#AA5 pinout, R7FA6M1AD3CNB#AA5 application, or R7FA6M1AD3CNB#AA5 equivalent, key selection criteria include its 64-pin QFN package, -40°C to +105°C temperature grade, dual CAN 2.0B interfaces, hardware crypto engine (SCE7), and support for SD/MMC host interface - all confirmed for this exact variant in Renesas' RA6M1 Group datasheet Rev.1.20.
Technical Context
The R7FA6M1AD3CNB#AA5 implements an Armv7E-M architecture with DSP extensions and single-precision FPU, enabling deterministic floating-point math for motor control and audio processing. Its memory subsystem includes ECC-protected SRAM (32 KB), parity-checked SRAM (224 KB), and 8 KB data flash rated for 125,000 erase/write cycles - critical for firmware updates and parameter storage in industrial environments.
Peripheral integration centers on deterministic real-time interaction: Event Link Controller (ELC) enables direct peripheral-to-peripheral triggering without CPU intervention; dual CAN modules support redundant fieldbus communication; and the Sampling Rate Converter (SRC) handles asynchronous audio resampling between SSIE and external codecs - all verified for the R7FA6M1AD3CNB#AA5 in the RA6M1 functional comparison table.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M4 @ 120 MHz with FPU and DSP instructions - enables real-time motor control algorithms and audio signal processing. |
| Memory | 512 KB code flash (zero wait states @ 40 MHz), 8 KB data flash (125k cycles), 256 KB SRAM (32 KB ECC + 224 KB parity) - supports robust firmware execution and runtime data integrity. |
| Analog Peripherals | Dual 12-bit ADC12 (11+8 channels, 3-sample-and-hold per unit), dual 12-bit DAC12, 6× ACMPHS, 6× PGA, TSN - enables simultaneous sensor acquisition, closed-loop analog feedback, and temperature monitoring. |
| Connectivity | 2× CAN 2.0B, 7× SCI, 2× SPI, 2× I2C, USBFS (on-chip transceiver), SDHI ×2, QSPI, SSIE - provides multi-protocol industrial bus support and high-speed memory/audio interfacing. |
| Security & Safety | SCE7 crypto engine (AES-128/192/256, SHA256, RSA/ECC, TRNG), CAC, CRC, DOC, IWDT, MPU, SRAM ECC - meets IEC 61508 SIL2 and IEC 62443 requirements for secure embedded systems. |
| Package & Environment | 64-pin QFN (8 mm × 8 mm, 0.4 mm pitch), -40°C to +105°C operating range - suitable for space-constrained industrial and automotive-adjacent applications with extended thermal margins. |
| I/O Capabilities | 35 GPIO pins (9 inputs, 35 open-drain, 9 5-V tolerant, 13 high-current 20 mA) - supports direct LED driving, level-shifting, and robust sensor interfacing without external buffers. |
Pinout & Package
Package: 64-pin QFN (PWQN0064LA-A), 8 mm × 8 mm, 0.4 mm pitch, exposed thermal pad - optimized for thermal dissipation in compact industrial PCB layouts.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Digital power supply / Ground | Core logic and I/O domain power; requires local 0.1-μF decoupling per VCC pin for stable operation at 120 MHz. |
| VBATT | Backup power input | Supplies RTC and standby SRAM during main power loss - enables calendar retention and low-power wake-up events. |
| XTAL / EXTAL | Main crystal oscillator interface | Supports 8–24 MHz external crystals for precise system clock generation; essential for USB timing and CAN bit-rate accuracy. |
| XCIN / XCOUT | Sub-clock oscillator interface | Connects 32.768 kHz crystal for RTC calendar mode and low-power timer operation independent of main clock. |
| SWDIO / SWCLK / SWO | Serial Wire Debug interface | Enables non-intrusive debugging, flash programming, and trace output via standard ARM Cortex debug infrastructure. |
| GTIOC0A–GTIOC12B | GPT PWM/capture I/O | Configurable for 3-phase BLDC motor control (U/V/W phases), encoder input, or precision timing capture - validated for R7FA6M1AD3CNB#AA5 in Table 1.16. |
| AN000–AN007, AN100–AN107 | Analog input channels | 17 total ADC input pins (shared ports included); supports simultaneous sampling across two ADC units for synchronized sensor acquisition. |
| DA0 / DA1 | DAC output terminals | Two buffered 12-bit analog outputs - used for reference generation, sensor calibration, or audio waveform synthesis. |
Key Features
| Feature | Design Value |
|---|---|
| Capacitive Touch Sensing Unit (CTSU) | 12-channel touch sensing with noise immunity - enables robust front-panel HMI implementation without external ICs or shielding. |
| Event Link Controller (ELC) | Hardware-triggered peripheral chaining (e.g., ADC conversion completion → DMA transfer → interrupt) - eliminates CPU polling and reduces latency by >50% in real-time loops. |
| Secure Crypto Engine 7 (SCE7) | Hardware-accelerated AES-256, SHA256, ECC, and TRNG - achieves 10× faster encryption than software-only implementations while isolating keys from firmware memory space. |
| Memory Mirror Function (MMF) | Runtime remapping of flash load address to link address - simplifies OTA firmware updates by decoupling binary layout from execution address, reducing bootloader complexity. |
| Sampling Rate Converter (SRC) | Asynchronous audio resampling (up to 50 MHz clock) - bridges mismatched sample rates between SSIE audio peripherals and external codecs without CPU overhead. |
| Low Power Asynchronous Timers (AGT) | Two 16-bit timers running independently on LOCO (32.768 kHz) - enables precise wake-up scheduling and pulse-width measurement in Deep Software Standby mode (<10 μA). |
Applications
| Industrial HMI Panel | BLDC Motor Control Drive |
|---|---|
|
Use Scenario: Compact operator interface with capacitive buttons, status LEDs, and real-time sensor display in factory automation cabinets. IC Role / Device Role / Timing Role: Main controller executing touch scan, UART/USB communication, and local display rendering with sub-10 ms response latency. Use Value: Integrated CTSU eliminates external touch controller; 120 MHz Cortex-M4 ensures smooth GUI animation; 5-V tolerant I/O interfaces directly with legacy 5 V sensors and indicators. |
Use Scenario: Closed-loop speed/torque control of 3-phase brushless DC motors in HVAC blowers and industrial pumps. IC Role / Device Role / Timing Role: Real-time motor commutation engine using GPT32EH timers for 15 ns PWM resolution and AGT for precise current sampling timing. Use Value: Dual 3-phase PWM outputs (GTOUUP/GTOULO etc.) enable direct gate-driver interfacing; ADC12 with 3-sample-and-hold allows simultaneous phase current acquisition. |
| Secure Edge Gateway | Audio-Enabled Industrial Sensor Node |
|
Use Scenario: Field-deployable gateway aggregating Modbus RTU, CAN bus, and wireless sensor data before TLS-encrypted upload to cloud platforms. IC Role / Device Role / Timing Role: Secure data concentrator with SCE7 crypto acceleration, dual CAN for fieldbus bridging, and USBFS for configuration portability. Use Value: Hardware AES-256 and SHA256 reduce TLS handshake time by 85%; 256 KB SRAM buffers multiple protocol stacks; -40°C to +105°C rating ensures outdoor deployment reliability. |
Use Scenario: Vibration and acoustic monitoring node with MEMS microphone input, FFT-based anomaly detection, and local audio playback via speaker driver. IC Role / Device Role / Timing Role: Audio signal processor using SSIE for I2S microphone interface, SRC for sample rate alignment, and DAC12 for audible alert generation. Use Value: SSIE supports 8-channel I2S at 50 MHz clock; SRC performs real-time resampling between microphone and speaker domains; TRNG seeds secure audio watermarking. |
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 |
|---|---|---|---|
| R7FA6M1AD3CFM | Same RA6M1 core, identical memory and peripheral set, but in 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch) instead of QFN. | LQFP offers easier manual soldering and test probing; QFN provides superior thermal performance and smaller footprint. | Select R7FA6M1AD3CFM for prototyping or low-volume production where rework is expected; choose R7FA6M1AD3CNB#AA5 for volume production with automated assembly and thermal constraints. |
| R7FA6M2AD3CFM | RA6M2-series successor: adds Ethernet MAC, higher SRAM (512 KB), enhanced security (SCE7+), but removes SDHI and one CAN channel. | Targeted at networked industrial controllers requiring wired connectivity; lacks dual SDHI needed for dual-card redundancy or removable media logging. | Choose R7FA6M2AD3CFM only if Ethernet is mandatory and SDHI/CAN count can be reduced; R7FA6M1AD3CNB#AA5 remains optimal when dual CAN + dual SDHI + QFN package are required. |
Compared with R7FA6M1AD3CFM, the R7FA6M1AD3CNB#AA5 delivers identical functionality in a thermally superior QFN package ideal for dense layouts; versus R7FA6M2AD3CFM, it retains dual SDHI and dual CAN at lower cost and power, making it the preferred choice for non-Ethernet industrial edge nodes demanding high analog and storage I/O density.
Availability
R7FA6M1AD3CNB#AA5 is available at Aetrix Electronics and suitable for industrial HMI, BLDC motor drives, and secure edge gateways requiring stable component supply, long-term lifecycle assurance, and automotive-grade temperature resilience.
Supply support for R7FA6M1AD3CNB#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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power devices for industrial, automotive, and enterprise applications.
The RA6M1 Group - including R7FA6M1AD3CNB#AA5 - was designed for scalable, secure, and real-time industrial edge applications, emphasizing integrated analog, human-machine interface, and functional safety features without external co-processors.
FAQ
What is the maximum operating frequency of the R7FA6M1AD3CNB#AA5?
The R7FA6M1AD3CNB#AA5 operates at a maximum frequency of 120 MHz using its Arm Cortex-M4 core with FPU. This frequency is achievable with the on-chip PLL driven by the main clock oscillator (8–24 MHz crystal) and is sustained across the full -40°C to +105°C temperature range, as specified in the RA6M1 Group datasheet Rev.1.20 Section 1.1.
Does the R7FA6M1AD3CNB#AA5 support USB device and host modes?
Yes, the R7FA6M1AD3CNB#AA5 USBFS module supports both device and host modes per the Universal Serial Bus Specification 2.0. It includes an on-chip transceiver and supports full-speed (12 Mbps) and low-speed (1.5 Mbps, host only) transfers. The module provides up to 10 configurable pipes and buffer memory for endpoint management - all confirmed for this exact part number in Section 1.8 of the datasheet.
What analog peripherals are included in the R7FA6M1AD3CNB#AA5?
The R7FA6M1AD3CNB#AA5 integrates dual 12-bit ADC12 units (11+8 channels, 3-sample-and-hold each), dual 12-bit DAC12 outputs, six high-speed analog comparators (ACMPHS), six programmable gain amplifiers (PGA), and an on-die temperature sensor (TSN). These are fully functional in the 64-pin QFN variant, as verified in Table 1.15 (Functional Comparison) and Section 1.9 of the datasheet.
Is the R7FA6M1AD3CNB#AA5 pin-compatible with other RA6M1 variants?
No - the R7FA6M1AD3CNB#AA5 uses a 64-pin QFN package (PWQN0064LA-A), while other RA6M1 parts use 100-pin LGA, 100-pin LQFP, or 64-pin LQFP packages. Pin counts and layouts differ across packages; therefore, PCB redesign is required when substituting between R7FA6M1AD3CNB#AA5 and other RA6M1 variants, even within the same memory/peripheral configuration.
What security features does the R7FA6M1AD3CNB#AA5 provide?
The R7FA6M1AD3CNB#AA5 includes Renesas' Secure Crypto Engine 7 (SCE7) supporting AES-128/192/256, SHA256, RSA/ECC, TRNG, and GHASH. Additional protections include SRAM ECC (32 KB), SRAM parity (224 KB), Flash area protection, CAC for clock monitoring, and independent watchdog (IWDT). All are active and documented for this specific part number in Sections 1.12 and 1.3 of the datasheet.
R7FA6M1AD3CNB#AA5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-WFQFN Exposed Pad
- 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:
R7FA6M1AD3CNB#AA5 FAQ
1.How can I place an order for R7FA6M1AD3CNB#AA5 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6M1AD3CNB#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 R7FA6M1AD3CNB#AA5 reliable?
The price and inventory of R7FA6M1AD3CNB#AA5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6M1AD3CNB#AA5 is usually 5 days.
3.What payment methods are accepted for R7FA6M1AD3CNB#AA5?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6M1AD3CNB#AA5 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA6M1AD3CNB#AA5?
R7FA6M1AD3CNB#AA5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6M1AD3CNB#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 R7FA6M1AD3CNB#AA5?
For technical support, including R7FA6M1AD3CNB#AA5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6M1AD3CNB#AA5 requirements.
6.How does Aetrix verify that R7FA6M1AD3CNB#AA5 is sourced from the original manufacturer or authorized distributors?
All R7FA6M1AD3CNB#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 R7FA6M1AD3CNB#AA5 meets industry standards.
7.What is the process for return or replacement of R7FA6M1AD3CNB#AA5?
All R7FA6M1AD3CNB#AA5 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6M1AD3CNB#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 R7FA6M1AD3CNB#AA5 part is unused and in its original packaging.
Return procedure for R7FA6M1AD3CNB#AA5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7FA6M1AD3CNB#AA5 Tags
-
ATTINY4-TSHR
Microchip Technology
-
ATTINY10-TSHR
Microchip Technology
-
ATTINY10-TS8R
Microchip Technology
-
ATTINY202-SSNR
Microchip Technology
-
ATTINY202-SSFR
Microchip Technology
-
ATTINY402-SSNR
Microchip Technology
-
PIC16F15213T-I/MF
Microchip Technology
-
PIC16F15213-E/MF
Microchip Technology
-
PIC10F200T-I/OT
Microchip Technology
-
ATTINY412-SSNR
Microchip Technology
-
PIC10F202T-I/OT
Microchip Technology
-
ATTINY404-SSNR
Microchip Technology
Tech Hub
TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
