Renesas R5F524TEAGFP#51

Overview

R5F524TEAGFP#51 from Renesas is a 32-bit RXv2 microcontroller optimized for motor control and industrial inverter applications, featuring an 80 MHz CPU core delivering 153.6 DMIPS, on-chip single-precision FPU (IEEE754 compliant), 512 KB flash, 32 KB SRAM, and integrated 12-bit ADC with 3-channel simultaneous sampling. It supports three-phase complementary PWM generation for IGBT/MOSFET gate driving in HVAC compressors and servo drives.

For engineers reviewing the R5F524TEAGFP#51 datasheet, R5F524TEAGFP#51 pinout, R5F524TEAGFP#51 application, or R5F524TEAGFP#51 equivalent, key selection considerations include its MTU3-based 3-phase PWM with automatic dead-time insertion, CAN 2.0B interface for system-level communication, IEC60730 safety support for self-test and disconnection detection, and 100-pin LFQFP package with 5-V-tolerant I/Os.

Technical Context

The R5F524TEAGFP#51 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code. Its real-time motor control capability stems from tightly coupled peripherals: MTU3 timers synchronized to PCLKA at 80 MHz generate precise complementary PWM waveforms, while GPT units provide additional PWM channels and phase-shifted outputs.

Hardware safety features include MPU with eight configurable protection areas, register write protection, CAC for clock accuracy monitoring, DOC for data integrity checks, and dedicated IWDT with 15-kHz oscillator-collectively supporting IEC60730 Class B compliance without external components.

Key Specifications

Pinout & Package

Package: 100-pin LFQFP (PLQP0100KB-B), 14 × 14 mm, 0.5 mm pitch, lead-free, RoHS compliant. Pin count and peripheral availability match Chip Version B specification per Table 1.2.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F524TCAGFP#51 and R5F524TBAGFP#51, the R5F524TEAGFP#51 provides 512 KB flash headroom essential for complex FOC libraries, safety certification artifacts, and field-upgradable secure bootloaders-making it the only option among the three qualified for next-generation industrial inverters requiring ASIL-B alignment.

Availability

R5F524TEAGFP#51 is available at Aetrix Electronics and suitable for motor drive inverters, industrial PLC I/O modules, home appliance control boards, and energy storage system BMS requiring stable component supply across multi-year production cycles.

Supply support for R5F524TEAGFP#51 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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX24T Group targets high-performance motor control applications, integrating specialized PWM timers, simultaneous-sampling ADCs, and functional safety features to replace discrete analog/motor control IC combinations with single-chip solutions.

FAQ

What is the maximum operating frequency and CPU performance of the R5F524TEAGFP#51?

The R5F524TEAGFP#51 operates at a maximum frequency of 80 MHz with its RXv2 32-bit CPU core, delivering 153.6 DMIPS. This performance level enables real-time execution of field-oriented control (FOC) algorithms with loop times under 12.5 µs, critical for high-efficiency motor drives. The R5F524TEAGFP#51 achieves this through a 5-stage pipeline, variable-length instruction set, and on-chip 2 KB ROM cache (disabled by default but configurable).

Does the R5F524TEAGFP#51 support simultaneous sampling for motor current measurement?

Yes, the R5F524TEAGFP#51 includes a dedicated 3-channel sample-and-hold circuit within S12ADF Unit 1, allowing true simultaneous sampling of three motor phase currents. This capability is essential for accurate space-vector modulation and minimizes timing skew that would otherwise distort current reconstruction. The R5F524TEAGFP#51 supports programmable sampling time per channel and group-scan priority control to prioritize critical measurements.

How does the R5F524TEAGFP#51 meet IEC60730 safety requirements?

The R5F524TEAGFP#51 integrates multiple hardware-assisted safety functions required for IEC60730 Class B compliance: memory protection unit (MPU), register write protection, clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with dedicated 15-kHz oscillator, and ADC self-diagnostic/disconnection detection. These features allow the R5F524TEAGFP#51 to perform runtime diagnostics without CPU overhead, satisfying mandatory failure detection coverage for household and industrial appliances.

What package type and pin count does the R5F524TEAGFP#51 use?

The R5F524TEAGFP#51 uses a 100-pin LFQFP package (PLQP0100KB-B) with 14 × 14 mm body size and 0.5 mm pin pitch. This package supports Chip Version B functionality, including full MTU3 (9 channels), GPT (4 channels), POE3A, and all 12 ADC channels across three units. The R5F524TEAGFP#51's 100-pin layout provides ample I/O for motor gate drivers, analog sensing, and industrial communication interfaces.

Can the R5F524TEAGFP#51 generate three-phase PWM waveforms with automatic dead-time insertion?

Yes, the R5F524TEAGFP#51's MTU3 module supports hardware-generated three-phase complementary PWM with fully programmable dead time per channel. It can produce two independent 3-phase outputs (e.g., for dual-motor control) or combine channels for enhanced resolution. Dead-time values are set via dedicated registers and enforced in hardware, eliminating shoot-through risk during switching transitions. This capability is intrinsic to the R5F524TEAGFP#51's MTU3 design and requires no CPU intervention.