Renesas R5F566TAAGFN#30

Overview

R5F566TAAGFN#30 from Renesas is a 32-bit RXv3 microcontroller optimized for motor control and industrial real-time 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 inverter gate timing in servo drives and PMSM/BLDC motor systems.

For engineers reviewing the R5F566TAAGFN#30 datasheet, R5F566TAAGFN#30 pinout, R5F566TAAGFN#30 application, or R5F566TAAGFN#30 equivalent, key selection considerations include its 144-pin LFQFP package with 110 GPIOs (4× 5-V tolerant), dual 12-bit ADC units supporting simultaneous sampling across 30 channels, 32-channel CAN interface compliant with ISO 11898-1, and TSIP-Lite encryption engine supporting AES-128/256 for IEC 60730 Class B safety certification.

Technical Context

The R5F566TAAGFN#30 implements the RXv3 CPU core with single-cycle instruction execution, IEEE 754-compliant single-precision FPU, and configurable endian mode. Its clock system integrates PLL, HOCO (16–20 MHz), LOCO (240 kHz), and main oscillator (8–24 MHz) with independent frequency division for ICLK (up to 160 MHz), PCLKA (120 MHz), PCLKB/C/D (60–160 MHz), enabling concurrent high-speed peripheral operation without CPU bottlenecking.

Real-time control is enabled by tightly coupled peripherals: 10-channel 32-bit GPTW timers with synchronous start/stop and dead-time generation, 9-channel MTU3d for 3-phase complementary PWM, 4-channel HRPWM for sub-nanosecond edge placement, and ELC-driven event chaining that initiates A/D conversion, PWM updates, or DMA transfers without interrupt latency or CPU intervention.

Key Specifications

Pinout & Package

Package: PLQP0144KA-B - 144-pin Low-profile Quad Flat Package, 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 R5F566TAAGFN#30, the R5F566TAADFN#30 reduces memory capacity while maintaining identical real-time control features-ideal for scaled-down implementations-whereas the R5F566TADDFN#30 trades package size and USB for compact deployment in embedded nodes where CAN and deterministic PWM remain essential.

Availability

R5F566TAAGFN#30 is available at Aetrix Electronics and suitable for industrial servo drives, automotive EPS systems, HVAC inverter compressors, and solar microinverters requiring stable component supply, long-term lifecycle assurance, and traceable sourcing for safety-critical designs.

Supply support for R5F566TAAGFN#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, delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, infrastructure, and IoT markets.

The RX66T Group is a 32-bit MCUs product line purpose-built for high-performance motor control, featuring integrated high-resolution PWM, simultaneous sampling ADC, and functional safety features targeting IEC 60730 and ISO 26262 compliance.

FAQ

What is the maximum operating frequency and CoreMark score of the R5F566TAAGFN#30?

The R5F566TAAGFN#30 operates at a maximum frequency of 160 MHz and achieves 928 CoreMark performance. This benchmark reflects its RXv3 CPU core's efficient pipeline, single-cycle instruction execution, and integrated FPU-enabling complex motor control algorithms such as field-oriented control (FOC) and model predictive control (MPC) to execute within strict real-time deadlines. The R5F566TAAGFN#30 sustains this performance across its full temperature range (–40°C to +85°C).

Does the R5F566TAAGFN#30 support simultaneous sampling across all 30 ADC channels?

No-the R5F566TAAGFN#30 supports simultaneous sampling only across groups of channels within its three independent S12ADH units: Unit 0 (8 channels, 3 sample-and-hold circuits), Unit 1 (8 channels, 3 sample-and-hold circuits), and Unit 2 (14 channels, no sample-and-hold). True simultaneous sampling is limited to up to 7 channels per unit when using the sample-and-hold function. Unit 2 provides 14 channels but lacks sample-and-hold, so conversions occur sequentially unless triggered by synchronized ELC events.

What safety certifications and features does the R5F566TAAGFN#30 provide for IEC 60730 compliance?

The R5F566TAAGFN#30 includes dedicated hardware features for IEC 60730 Class B compliance: oscillation-stoppage detection, A/D converter disconnection detection, clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with window function, RAM test-assisting function via DOC, CRC calculator (CRCA), and register write protection. These are implemented in silicon-not software libraries-ensuring deterministic behavior and eliminating reliance on external components for safety-critical diagnostics.

Can the R5F566TAAGFN#30 operate with a 5-V supply, and what I/O pins are 5-V tolerant?

Yes-the R5F566TAAGFN#30 operates from a single 2.7–5.5 V supply and features four 5-V tolerant I/O pins (confirmed in the 144-pin LFQFP variant). These pins tolerate 5 V even when VCC is at minimum 2.7 V, enabling direct interfacing with legacy 5-V logic, sensors, or level-shifting-free communication with industrial fieldbus transceivers. All other GPIOs are 3.3-V compatible and must not exceed AVCC levels.

What is the resolution and minimum step size of the HRPWM in the R5F566TAAGFN#30?

The High-Resolution PWM (HRPWM) in the R5F566TAAGFN#30 provides a minimum resolution of 195 ps when operating at 160 MHz. This corresponds to one LSB of timing adjustment on the underlying 32-bit GPTW timer outputs-enabling precise dead-time insertion, phase advance correction, and gate drive skew compensation essential for SiC and GaN-based inverter designs where nanosecond-level timing control directly impacts efficiency and EMI performance.