Renesas R7FA6T1AB3CFM#AA0

Overview

R7FA6T1AB3CFM#AA0 from Renesas Electronics is a 32-bit Arm Cortex-M4 microcontroller with FPU, operating at up to 120 MHz, featuring 256 KB code flash, 64 KB SRAM, and integrated CAN, dual I²C, dual SPI, seven SCI channels, 12-bit ADC/DAC, six high-speed comparators, and hardware crypto acceleration (AES/SHA/RSA/ECC/TRNG). It targets motor control, industrial automation, and real-time embedded systems requiring functional safety and secure firmware updates.

For engineers reviewing the R7FA6T1AB3CFM#AA0 datasheet, R7FA6T1AB3CFM#AA0 pinout, R7FA6T1AB3CFM#AA0 application, or R7FA6T1AB3CFM#AA0 equivalent, key selection criteria include its 64-pin LQFP package, -40°C to +105°C extended temperature rating, 2.7–3.6 V supply range, 14 5-V-tolerant I/Os, and support for BLDC motor control via GPT32EH timers with hall sensor inputs and 3-phase PWM outputs.

Technical Context

This MCU implements an Armv7E-M architecture with DSP extensions and single-precision FPU, enabling deterministic real-time computation for motor algorithms and signal processing. Its memory subsystem includes 256 KB zero-wait-state flash, 8 KB data flash (125k erase cycles), 64 KB SRAM, Memory Mirror Function (MMF), and MPU with eight regions for RTOS partitioning.

The analog subsystem integrates two independent 12-bit ADC units (up to 11+8 channels with shared pins), two 12-bit DACs, six ACMPHS comparators with PGA inputs, and a die temperature sensor - all synchronized via Event Link Controller (ELC) for autonomous, CPU-free signal acquisition and response.

Key Specifications

Pinout & Package

Package: 64-pin LQFP (PLQP0064KB-C), 10 mm × 10 mm, 0.5 mm pitch, Pb-free (Sn only), rated for -40°C to +105°C operation.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R7FA6T1AB3CFM#AA0, the R7FA6T1AD3CFM#AA0 offers double flash capacity in identical packaging for seamless migration, while the R7FA6M2AD3CFP#AA0 trades CAN for USB/Ethernet in a larger package - making R7FA6T1AB3CFM#AA0 optimal for cost-sensitive, CAN-centric motor and power control designs.

Availability

R7FA6T1AB3CFM#AA0 is available at Aetrix Electronics and suitable for industrial motor drives, automotive body electronics, and smart power converter designs requiring stable component supply, extended temperature operation, and long-term lifecycle assurance.

Supply support for R7FA6T1AB3CFM#AA0 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 markets.

The RA6T1 group is designed specifically for real-time motor control and power conversion applications, integrating high-precision analog, deterministic timers, CAN, and functional safety features into a single scalable MCU platform.

FAQ

What is the maximum operating frequency and core architecture of the R7FA6T1AB3CFM#AA0?

The R7FA6T1AB3CFM#AA0 features an Arm Cortex-M4 core with FPU, operating at a maximum frequency of 120 MHz. It implements the Armv7E-M architecture with DSP instruction set and single-precision IEEE 754 floating-point compliance. This enables high-performance real-time computation for motor control algorithms and digital signal processing without external accelerators - a capability confirmed in the R01DS0375EU0120 datasheet revision 1.20, section 1.1.

Does the R7FA6T1AB3CFM#AA0 support CAN communication, and what standards does it comply with?

Yes, the R7FA6T1AB3CFM#AA0 integrates one Controller Area Network (CAN) module compliant with ISO 11898-1 (CAN 2.0A/B), supporting both standard (11-bit) and extended (29-bit) message formats. It provides up to 32 configurable mailboxes in normal or FIFO mode, with hardware message filtering and error handling. This is documented in section 1.7 (Table 1.7) and section 30 of the R01DS0375EU0120 datasheet.

What analog peripherals are included in the R7FA6T1AB3CFM#AA0, and how many channels do they support?

The R7FA6T1AB3CFM#AA0 includes two 12-bit successive-approximation ADC units (ADC12), supporting up to 11 channels in Unit 0 and 8 in Unit 1 (with two shared port pins), two 12-bit DAC outputs (DA0/DA1), six high-speed analog comparators (ACMPHS) with integrated PGAs, and an on-die temperature sensor (TSN). These are detailed in Table 1.8 and section 35–38 of the R01DS0375EU0120 datasheet.

What security features does the R7FA6T1AB3CFM#AA0 provide, and are they hardware-accelerated?

The R7FA6T1AB3CFM#AA0 includes the Secure Crypto Engine 7 (SCE7), a hardware-accelerated security module supporting AES128/192/256, SHA1/224/256, MD5, GHASH, RSA/DSA/ECC, and True Random Number Generation (TRNG). It also provides CRC calculation, Data Operation Circuit (DOC), and memory protection via MPU and flash area locking - all verified in section 1.10 and section 32–39 of the R01DS0375EU0120 datasheet.

What is the package type and pin count of the R7FA6T1AB3CFM#AA0, and what are its key environmental ratings?

The R7FA6T1AB3CFM#AA0 uses a 64-pin LQFP package (PLQP0064KB-C), measuring 10 mm × 10 mm with 0.5 mm pitch, and is rated for operation from -40°C to +105°C. It operates from a 2.7–3.6 V supply and includes 35 general-purpose I/O pins, 9 dedicated inputs, 9 5-V-tolerant pins, and 35 N-ch open-drain outputs - as specified in Table 1.12 and Table 1.11 of the R01DS0375EU0120 datasheet.