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Renesas R7FA6T3BB3CFM#BA0
- Part No.:
- R7FA6T3BB3CFM#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R7FA6T3BB3CFM#BA0.pdf
- Description:
- MCU RA6 ARM CM33 200MHZ 256KB/40
- Quantity:
- Payment:
- Shipping:
Inventory:1,280
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Product details
Overview
R7FA6T3BB3CFM from Renesas is a 32-bit Arm® Cortex®-M33 microcontroller operating at up to 200 MHz, featuring 256 KB code flash, 4 KB data flash, 40 KB SRAM, USB Full-Speed, CAN FD, I3C, dual SPI, dual SCI, 12-bit ADC with PGA, dual 12-bit DAC, and TrustZone security-designed for real-time motor control and industrial automation systems.
For engineers reviewing the R7FA6T3BB3CFM datasheet, R7FA6T3BB3CFM pinout, R7FA6T3BB3CFM application, or R7FA6T3BB3CFM equivalent, key selection criteria include its 64-pin LQFP package, -40°C to +105°C operating range, integrated trigonometric function unit (TFU), event link controller (ELC), and support for BLDC/PMSM motor control via six GPT16E timers with complementary PWM outputs.
Technical Context
The R7FA6T3BB3CFM implements Armv8-M architecture with TrustZone security, dual MPU instances (8 secure + 8 non-secure regions), and two SysTick timers-one for each security state. It integrates a dedicated Trigonometric Function Unit (TFU) enabling simultaneous sine/cosine or arctangent/sqrt(x²+y²) computation, accelerating motor vector control algorithms.
Its system-level timing architecture includes PLL, HOCO/MOCO/LOCO oscillators, Clock Frequency Accuracy Measurement Circuit (CAC), and independent watchdog (IWDT) with 15 kHz dedicated oscillator. Peripheral interconnect is optimized via Event Link Controller (ELC), allowing direct hardware-triggered actions between modules-e.g., ADC conversion start triggered by GPT timer overflow-without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M33 @ 200 MHz max; supports TrustZone, PMSAv8 MPU, and dual SysTick timers for secure/non-secure execution. |
| Memory | 256 KB code flash (100k erase cycles), 4 KB data flash, 40 KB SRAM (32 KB parity + 8 KB ECC); enables firmware updates and safety-critical data retention. |
| Connectivity | CAN FD (ISO 11898-1), USB 2.0 Full-Speed device controller, I3C bus, dual SPI, dual SCI with UART/IIC/SPI/Manchester modes. |
| Analog Peripherals | 12-bit ADC12 with 3 sample-and-hold circuits and 3 programmable gain amplifiers; dual 12-bit DAC12; 3 high-speed analog comparators (ACMPHS). |
| Timers & Control | 6× GPT16E PWM timers with complementary output, dead-time insertion, and Hall sensor inputs; 2× AGT 32-bit low-power timers; ELC for hardware-triggered peripheral chaining. |
| Security & Safety | Arm TrustZone with configurable secure memory regions (flash/SRAM), 128-bit unique ID, TRNG, register write protection (PRCR), and LVD with three threshold levels. |
| Package & Environment | 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch); operates from 2.7–3.6 V supply at -40°C to +105°C ambient temperature. |
Pinout & Package
Package: 64-pin LQFP (PLQP0064KB-C), 10 mm × 10 mm, 0.5 mm pitch, exposed pad recommended to be connected to VSS.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual power domains: VCC/VSS for digital core; AVCC0/AVSS0 and VREFH0/VREFL0 for analog subsystem isolation. |
| XTAL / EXTAL | Main clock oscillator interface | Supports external crystal (8–24 MHz) or single-ended clock input for precise timing reference in motor control loops. |
| USB_DP / USB_DM | USB 2.0 Full-Speed differential pair | Integrated transceiver eliminates external PHY; supports device-mode enumeration and CDC/HID class implementations. |
| CTX0 / CRX0 | CAN FD transmit/receive | Compliant with ISO 11898-1; supports classical CAN and CAN FD frames up to 5 Mbps with 4 TX/32 RX buffers. |
| GTOUUP / GTOULO / GTOVUP / GTOVLO / GTOWUP / GTOWLO | 3-phase PWM outputs | Direct drive capability for BLDC/PMSM gate drivers; supports complementary mode with programmable dead time. |
| GTETRGA–D | External trigger inputs | Synchronize ADC sampling or timer capture to external events (e.g., encoder zero-crossing or current-sense signals). |
| AN0n / DA0 / DA1 | Analog input / DAC output | 12-bit ADC supports up to 12 channels including internal temp sensor; dual DACs enable closed-loop analog feedback or waveform generation. |
| SWDIO / SWCLK | Serial Wire Debug interface | Standard 2-pin debug port supporting flash programming, real-time trace, and secure debug authentication via TrustZone. |
Key Features
| Feature | Design Value |
|---|---|
| Trigonometric Function Unit (TFU) | Hardware-accelerated sine/cosine and arctangent/sqrt(x²+y²) computation reduces motor FOC execution time by >90% vs. software libraries. |
| Event Link Controller (ELC) | Enables autonomous peripheral-to-peripheral triggering (e.g., GPT overflow → ADC start → DMA transfer), eliminating CPU polling and latency. |
| General PWM Timer 16-bit Enhanced (GPT16E) × 6 | Each channel supports center-aligned PWM, dead-time insertion, fault input, and Hall sensor phase detection for precise 3-phase motor commutation. |
| TrustZone-enabled Memory Protection | Configurable secure/non-secure regions across flash (3), SRAM (3), and data flash (2) enforce firmware integrity and isolate safety-critical tasks. |
| Low-Power Asynchronous General Purpose Timer (AGT) × 2 | 32-bit timers running on LOCO (32.768 kHz) or IWDT-dedicated 15 kHz clock enable wake-up from Deep Software Standby with sub-millisecond response. |
Applications
| Industrial Motor Drives | Automotive Body Control |
|---|---|
Use Scenario: Real-time field-oriented control (FOC) of BLDC and PMSM motors in HVAC compressors, pumps, and fans. IC Role / Device Role / Timing Role: Primary motor control MCU executing FOC algorithm, generating 6-channel complementary PWM, sampling current/voltage via ADC, and managing CAN FD communication. Use Value: TFU accelerates vector math; GPT16E timers provide <100 ns dead-time control; ELC synchronizes ADC sampling to PWM center point for accurate current reconstruction. | Use Scenario: Central body controller managing door locks, window lifters, seat position, and lighting via LIN/CAN networks. IC Role / Device Role / Timing Role: System-on-chip controller integrating motor drivers, analog sensing, secure firmware update over CAN FD, and diagnostic monitoring. Use Value: Integrated DACs generate analog dimming signals; TrustZone isolates bootloader and OTA update logic; 12-bit ADC monitors battery voltage and temperature sensors. |
| Smart Power Tools | Factory Automation I/O Modules |
Use Scenario: Cordless power tools requiring torque control, battery management, and brushless motor commutation under variable load. IC Role / Device Role / Timing Role: Main controller handling motor control, battery fuel gauging (via ADC), thermal shutdown, and USB-based configuration/firmware update. Use Value: USBFS enables plug-and-play tool calibration; ACMPHS provides fast overcurrent detection (<100 ns response); AGT timers manage battery charge/discharge timing without CPU overhead. | Use Scenario: Distributed I/O modules collecting sensor data (temperature, pressure, proximity) and driving actuators (valves, solenoids) in PLC-connected systems. IC Role / Device Role / Timing Role: Edge node processor with CAN FD uplink, isolated analog inputs, digital outputs, and local decision-making using CRC/DOC for data integrity. Use Value: Dual SCI interfaces support Modbus RTU master/slave; DTC/DMAC offloads sensor data transfers; CAC validates clock accuracy for time-stamped diagnostics. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA6T3AB3CFM | Same RA6T3 family, identical 64-pin LQFP package and peripherals, but with 128 KB code flash (vs. 256 KB) and no data flash. | Suitable for cost-sensitive motor control where firmware size <128 KB and data logging is not required. | Select when flash budget allows reduction and data flash persistence is unnecessary; verify code size and EEPROM emulation needs. |
| R7FA4M2AB3CFM | RA4M2 series part: Cortex-M23 core, 100 MHz max, 256 KB flash, no TFU, no CAN FD, only CAN 2.0B, smaller peripheral set. | Targeted at simpler industrial HMI or sensor nodes-not motor control-where lower performance and no advanced math acceleration suffice. | Choose only if CAN FD, TFU, and 200 MHz performance are not required; verify compatibility with existing RA6T3 software stack. |
Compared with R7FA6T3AB3CFM and R7FA4M2AB3CFM, the R7FA6T3BB3CFM delivers full 256 KB flash with data flash for parameter storage, TFU for real-time motor math, and CAN FD for higher-bandwidth diagnostics-making it the only option among the three qualified for demanding BLDC/PMSM FOC applications with functional safety requirements.
Availability
R7FA6T3BB3CFM is available at Aetrix Electronics and suitable for industrial motor drives, automotive body electronics, smart power tools, and factory automation I/O modules requiring stable component supply, extended temperature operation, and long-term lifecycle support.
Supply support for R7FA6T3BB3CFM 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.
The RA6T3 Group is engineered specifically for real-time motor control and industrial automation, integrating high-frequency Arm Cortex-M33 processing, hardware math acceleration, and robust connectivity (CAN FD, USB FS, I3C) in a single chip.
FAQ
What is the maximum operating frequency of the R7FA6T3BB3CFM?
The R7FA6T3BB3CFM operates at a maximum CPU frequency of 200 MHz using its Arm Cortex-M33 core. This frequency is achieved via the integrated PLL driven by the main clock oscillator (MOSC) or high-speed on-chip oscillator (HOCO). The device maintains timing compliance across its full -40°C to +105°C operating range, with voltage supply specified at 2.7–3.6 V.
Does the R7FA6T3BB3CFM support CAN FD, and what are its buffer configurations?
Yes, the R7FA6T3BB3CFM includes a CAN FD module compliant with ISO 11898-1, supporting both classical CAN and CAN FD frames up to 5 Mbps. It provides 4 dedicated transmit buffers and 32 receive buffers, enabling robust message queuing and filtering for real-time industrial networking. The module supports flexible bit-rate switching and error confinement per ISO standard.
How does the Trigonometric Function Unit (TFU) in the R7FA6T3BB3CFM accelerate motor control algorithms?
The TFU in the R7FA6T3BB3CFM executes sine/cosine or arctangent/sqrt(x²+y²) operations in hardware, completing each calculation in ≤10 clock cycles. This reduces field-oriented control (FOC) loop execution time by over 90% compared to software-based CORDIC or lookup-table methods-enabling faster current regulation and smoother motor torque response in BLDC/PMSM applications.
What debug and programming interfaces are supported by the R7FA6T3BB3CFM?
The R7FA6T3BB3CFM supports Serial Wire Debug (SWD) via SWDIO and SWCLK pins, compatible with standard J-Link and CMSIS-DAP debuggers. It also supports SWD-based flash programming, real-time memory access, and trace via CoreSight ETM-M33. Secure debug authentication is enforced through TrustZone configuration, preventing unauthorized access to protected memory regions.
Is the R7FA6T3BB3CFM pin-compatible with other RA6T3 variants, and what package does it use?
Yes, the R7FA6T3BB3CFM uses the 64-pin LQFP package (PLQP0064KB-C) and is pin-compatible with other RA6T3 devices in the same package variant-including R7FA6T3AB3CFM and R7FA6T3CB3CFM. Pin functions, power domains, and peripheral mappings are consistent across this package group, enabling scalable firmware reuse and hardware design flexibility within the RA6T3 family.
R7FA6T3BB3CFM#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RA6T3
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M33
- Core Size:
- 32-Bit
- Speed:
- 200MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, I3C, IrDA, MMC/SD, SCI, SPI, UART/USART, USB
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 45
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 40K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 12x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA6T3BB3CFM#BA0 FAQ
1.How can I place an order for R7FA6T3BB3CFM#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA6T3BB3CFM#BA0 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 R7FA6T3BB3CFM#BA0 reliable?
The price and inventory of R7FA6T3BB3CFM#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA6T3BB3CFM#BA0 is usually 5 days.
3.What payment methods are accepted for R7FA6T3BB3CFM#BA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA6T3BB3CFM#BA0 transactions.
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4.How is shipping managed for R7FA6T3BB3CFM#BA0?
R7FA6T3BB3CFM#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA6T3BB3CFM#BA0 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 R7FA6T3BB3CFM#BA0?
For technical support, including R7FA6T3BB3CFM#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA6T3BB3CFM#BA0 requirements.
6.How does Aetrix verify that R7FA6T3BB3CFM#BA0 is sourced from the original manufacturer or authorized distributors?
All R7FA6T3BB3CFM#BA0 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 R7FA6T3BB3CFM#BA0 meets industry standards.
7.What is the process for return or replacement of R7FA6T3BB3CFM#BA0?
All R7FA6T3BB3CFM#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA6T3BB3CFM#BA0, 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 R7FA6T3BB3CFM#BA0 part is unused and in its original packaging.
Return procedure for R7FA6T3BB3CFM#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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