Renesas R5F566TAAGFF#10

Overview

R5F566TAAGFF#10 from Renesas is a 160-MHz, 32-bit RXv3 core MCU optimized for motor control and industrial inverter applications. It integrates 1 MB code flash, 128 KB SRAM (no wait states), 32 KB data flash (100,000 erase/write cycles), dual 12-bit DACs, six analog comparators, and a 12-bit A/D converter with simultaneous sampling across three units - deployed in servo drives requiring precise PWM timing and real-time safety compliance.

For engineers reviewing the R5F566TAAGFF#10 datasheet, R5F566TAAGFF#10 pinout, R5F566TAAGFF#10 application, or R5F566TAAGFF#10 equivalent, key selection considerations include its 10-channel 32-bit GPTW timer with 195-ps HRPWM resolution, IEC60730-compliant self-test features (oscillation-stop detection, RAM test assist, CRC calculator), and integrated CAN 2.0B + full-speed USB 2.0 host/function capability.

Technical Context

The R5F566TAAGFF#10 implements the RXv3 CPU core with single-precision FPU, IEEE 754-compliant floating-point arithmetic, and 111 instructions including DSP extensions. Its clock system supports PLL multiplication using either an external 8–24 MHz crystal or internal 16/18/20 MHz HOCO, enabling independent domain clocks: ICLK up to 160 MHz, PCLKA up to 120 MHz (for GPTW/MTU3/HRPWM), and PCLKD up to 60 MHz (for S12ADH).

Real-time control is enabled by event-driven architecture: ELC links 188 internal signals (e.g., GPTW compare match → S12ADH trigger) without CPU intervention, while POE3B and POEG provide hardware-level fault response for PWM output disable during short-circuit or comparator events - critical for functional safety in motor drive systems.

Key Specifications

Pinout & Package

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

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F566TAAGFF#10, R5F566TAADFP#30 trades I/O count and analog resources for smaller footprint, while R5F566TADGFB#30 adds thermal robustness and hardened security - both retain identical peripheral IP and instruction set compatibility for scalable design reuse.

Availability

R5F566TAAGFF#10 is available at Aetrix Electronics and suitable for industrial servo drives, EV onboard chargers, smart HVAC inverters, and PLC I/O modules requiring stable component supply, long-term lifecycle assurance, and functional safety certification support.

Supply support for R5F566TAAGFF#10 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 is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX66T Group is designed specifically for high-performance motor control and inverter applications, integrating precision PWM, real-time safety features, and connectivity to replace multi-chip solutions in industrial automation and electrified transportation.

FAQ

What is the maximum operating frequency and CPU core type of the R5F566TAAGFF#10?

The R5F566TAAGFF#10 operates at a maximum frequency of 160 MHz using the 32-bit RXv3 CPU core with integrated single-precision FPU. It achieves 928 CoreMark performance and supports IEEE 754-compliant floating-point operations, making it suitable for computationally intensive motor control algorithms such as field-oriented control and predictive current regulation.

Does the R5F566TAAGFF#10 support IEC60730 Class B functional safety compliance?

Yes, the R5F566TAAGFF#10 includes multiple IEC60730 Class B–compliant features: main clock oscillation-stop detection, clock frequency accuracy measurement circuit (CAC), CRC calculator (CRCA), DOC-assisted RAM test, register write protection, and independent watchdog timer (IWDT). These are documented in Renesas Application Note R01AN3819JJ0100 and supported by hardware-level self-test mechanisms.

What package type and pin count does the R5F566TAAGFF#10 use?

The R5F566TAAGFF#10 uses the PLQP0144KA-B package: a 144-pin low-profile quad flat package with 20 × 20 mm body size, 0.5 mm pitch, and exposed thermal pad. It provides 110 general-purpose I/O pins, including 4 with 5-V tolerance, and supports full peripheral mapping including USB, CAN, and all 10 GPTW channels.

How many A/D converter channels and what resolution does the R5F566TAAGFF#10 offer?

The R5F566TAAGFF#10 integrates the S12ADH 12-bit A/D converter with a total of 30 input channels distributed across three units (Unit 0: 8 channels, Unit 1: 8 channels, Unit 2: 14 channels). It supports simultaneous sampling on up to 7 channels and includes programmable gain amplifiers on six channels for pseudo-differential input - essential for high-fidelity current sensing in motor control.

What is the purpose of the HRPWM feature in the R5F566TAAGFF#10?

The High-Resolution PWM (HRPWM) in the R5F566TAAGFF#10 delivers 195-ps minimum timing resolution on GPTW0–GPTW3 channels when operating at 160 MHz. This enables ultra-precise dead-time control (<1 ns) and fine-grained duty-cycle adjustment - critical for minimizing shoot-through risk and optimizing efficiency in SiC- and GaN-based inverter designs.