Renesas R5F566TAADFM#30

Overview

R5F566TAADFM#30 from Renesas is a 32-bit RXv3 microcontroller optimized for motor control and industrial inverter applications, operating at up to 160 MHz with 928 CoreMark performance, 1 MB on-chip code flash, 128 KB SRAM (no wait states), and integrated high-resolution PWM (195 ps minimum resolution) for precise 3-phase/5-phase inverter gate timing.

For engineers reviewing the R5F566TAADFM#30 datasheet, R5F566TAADFM#30 pinout, R5F566TAADFM#30 application, or R5F566TAADFM#30 equivalent, key selection criteria include its 144-pin LFQFP package with 110 GPIOs (4 × 5-V tolerant), dual 12-bit A/D converters supporting simultaneous sampling across 30 channels, and integrated CAN 2.0B + USB 2.0 FS host/function interface for real-time motion control systems.

Technical Context

The R5F566TAADFM#30 implements the RXv3 CPU core with single-precision FPU compliant with IEEE 754, executing instructions at 160 MHz with zero-wait access to 128 KB SRAM and 1 MB flash (with ROM cache). Its clock system supports PLL multiplication using 8–24 MHz external crystals or internal 16/18/20 MHz HOCO as reference.

Motor control is enabled by tightly coupled peripherals: ten 32-bit GPTW timers with complementary PWM, nine 16-bit MTU3d channels for 3-phase dead-time generation, four HRPWM channels for sub-nanosecond edge placement, and three 12-bit S12ADH A/D units with programmable gain amplifiers for current sensing - all synchronized via ELC event linking without CPU intervention.

Key Specifications

Pinout & Package

Package: PLQP0144KA-B - 144-pin Low-profile Quad Flat Package (LFQFP), 20 × 20 mm body, 0.5 mm pitch, exposed pad (thermal pad), RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar motor control MCU applications.

Compared with R5F566TAADFM#30, the R5F566TAADFP#30 sacrifices USB, 41 GPIOs, and 8 A/D channels for 30% smaller package area, while the R5F566TAADFN#30 retains USB/CAN but drops PGA support and 8 A/D inputs - making the R5F566TAADFM#30 the only variant enabling full-featured, safety-certified, high-channel-count motor control in a single chip.

Availability

R5F566TAADFM#30 is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, PLC I/O modules, and EV onboard chargers requiring stable component supply, long-term lifecycle support, and traceable sourcing for safety-critical designs.

Supply support for R5F566TAADFM#30 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 headquartered in Tokyo, Japan, specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and enterprise applications.

The RX66T Group - including the R5F566TAADFM#30 - was designed specifically for high-performance motor control in industrial inverters and appliances, integrating precision analog, deterministic PWM, safety features, and real-time communication in a single scalable MCU platform.

FAQ

What is the maximum operating frequency and CoreMark score of the R5F566TAADFM#30?

The R5F566TAADFM#30 operates at a maximum frequency of 160 MHz and achieves 928 CoreMark performance under benchmark conditions. This reflects its RXv3 CPU core's efficiency in executing real-time motor control algorithms, including field-oriented control and space-vector modulation, without external acceleration. The R5F566TAADFM#30 maintains deterministic timing at full speed due to zero-wait-state access to 128 KB SRAM and optimized flash cache behavior.

Does the R5F566TAADFM#30 support IEC 60730 Class B functional safety certification?

Yes, the R5F566TAADFM#30 includes dedicated hardware features for IEC 60730 Class B compliance: clock frequency accuracy measurement circuit (CAC), CRC calculator (CRCA), data operation circuit (DOC), oscillation-stop detection, RAM test assist, and register write protection. These eliminate the need for external safety monitors in many inverter applications, and Renesas provides certified safety libraries and documentation to accelerate certification of systems using the R5F566TAADFM#30.

How many A/D converter channels does the R5F566TAADFM#30 support, and what is their sampling capability?

The R5F566TAADFM#30 integrates three 12-bit S12ADH A/D units totaling 30 input channels - 8+8+14 - with simultaneous sampling capability across all units. Each unit includes sample-and-hold on selected channels, and two units feature programmable gain amplifiers (PGA) for direct shunt-based current sensing. Minimum conversion time is 0.9 µs per channel at 60 MHz ADCLK, enabling full 30-channel acquisition within one 20 kHz PWM period.

What PWM resolution and motor control features are integrated into the R5F566TAADFM#30?

The R5F566TAADFM#30 delivers 195 ps minimum edge placement resolution via its 4-channel HRPWM block, synchronized to ten 32-bit GPTW timers and nine 16-bit MTU3d channels. It supports single-phase, 3-phase, and 5-phase complementary PWM with automatic dead-time insertion, phase counting, and ELC-triggered A/D sampling - all essential for high-efficiency PMSM and induction motor drives. The R5F566TAADFM#30 also includes POEG and POE3B hardware fault inputs to disable outputs during overcurrent events.

Is USB and CAN functionality available on the R5F566TAADFM#30, and how are they implemented?

Yes, the R5F566TAADFM#30 integrates a full-speed USB 2.0 host/function/OTG module with on-chip PHY and 2 KB buffer, and a single-channel CAN 2.0B controller with 32 mailboxes. USB supports self- and bus-powered modes without external resistors; CAN meets ISO 11898-1 with programmable bit timing and error counters. Both interfaces operate independently and can be used concurrently - for example, CAN for real-time motor commands and USB for firmware updates - without resource conflict in the R5F566TAADFM#30.