Renesas R5F524TAADFM#11

Overview

R5F524TAADFM#11 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 FPU compliant with IEEE754, 256 KB flash, 16 KB SRAM, and 8 KB data flash. It integrates dual 12-bit ADC units (5+5 channels), three-phase complementary PWM via MTU3 (2 channels), CAN interface (ISO11898-1), and IEC60730 safety support for real-time motor drive systems.

For engineers reviewing the R5F524TAADFM#11 datasheet, R5F524TAADFM#11 pinout, R5F524TAADFM#11 application, or R5F524TAADFM#11 equivalent, key selection considerations include its 64-pin LFQFP package, chip version A configuration (16 KB RAM, no POE3b), simultaneous 3-channel ADC sampling capability, dedicated MTU3/GPT PWM timing architecture, and integrated programmable gain amplifiers for current sensing.

Technical Context

The R5F524TAADFM#11 implements the RXv2 CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and on-chip MPU for memory protection. Its clock system supports main oscillator (1–20 MHz), PLL (4–12.5 MHz input), and independent IWDT oscillator (15 kHz), with configurable peripheral clocks: ICLK at 80 MHz, PCLKA at 80 MHz (MTU3/GPT), PCLKB at 40 MHz (other peripherals), and ADCLK at 40 MHz.

Motor control execution relies on tightly coupled timer subsystems: MTU3 provides nine 16-bit channels supporting three-phase complementary PWM with automatic dead-time insertion and phase counting, while GPT delivers four 16-bit channels capable of cascaded 32-bit operation, triangle-wave generation, and comparator interlocking for precise gate drive timing.

Key Specifications

Pinout & Package

Package: PLQP0064KB-C - 64-pin low-profile quad flat package, 10 mm × 10 mm body, 0.5 mm lead pitch, RoHS-compliant matte tin finish.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F524TBADFP#31, the R5F524TAADFM#11 trades pin count and RAM for compactness and cost; compared with R5F524T8ADFM#31, it doubles flash capacity for enhanced firmware flexibility while retaining identical motor control peripherals and safety features.

Availability

R5F524TAADFM#11 is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, and EV auxiliary power units requiring stable component supply across long production lifecycles.

Supply support for R5F524TAADFM#11 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power devices for industrial, automotive, and IoT markets.

The RX24T Group, including R5F524TAADFM#11, was designed specifically for high-performance motor control applications requiring real-time precision, integrated safety features, and compact packaging for inverter modules.

FAQ

What is the maximum operating frequency and CPU performance of the R5F524TAADFM#11?

The R5F524TAADFM#11 operates at a maximum frequency of 80 MHz using the RXv2 32-bit CPU core, achieving 153.6 DMIPS performance. Its architecture includes a 5-stage pipeline, variable-length instructions, and on-chip FPU compliant with IEEE754 single-precision floating-point standard - enabling efficient execution of motor control algorithms such as field-oriented control and sensorless estimation within the R5F524TAADFM#11.

Does the R5F524TAADFM#11 support simultaneous sampling across multiple ADC channels?

Yes, the R5F524TAADFM#11 supports true simultaneous sampling across three channels via the built-in sample-and-hold circuit in ADC unit 1. This capability is essential for capturing synchronized current measurements in three-phase motor control applications, and the R5F524TAADFM#11 uses ADSM0/ADSM1 trigger outputs to coordinate sampling across multiple ADC units without software intervention.

What PWM capabilities does the R5F524TAADFM#11 offer for inverter gate driving?

The R5F524TAADFM#11 integrates MTU3 (9 channels) and GPT (4 channels) timers supporting three-phase complementary PWM × 2 channels plus single-phase complementary × 4 channels. It provides hardware dead-time insertion, automatic waveform polarity inversion, and reset-synchronized PWM modes - all implemented directly in the R5F524TAADFM#11 without CPU overhead, ensuring reliable gate drive timing for IGBT/MOSFET half-bridges.

How does the R5F524TAADFM#11 meet IEC60730 Class B safety requirements?

The R5F524TAADFM#11 includes dedicated hardware features for IEC60730 compliance: ADC disconnection detection, clock frequency accuracy measurement (CAC), independent watchdog timer (IWDT) with dedicated oscillator, RAM test assistance via DOC, and register write protection. These functions are implemented in silicon within the R5F524TAADFM#11 and require no external components to satisfy self-test and fault detection mandates.

What is the package type and pin count of the R5F524TAADFM#11?

The R5F524TAADFM#11 uses a 64-pin LFQFP package designated PLQP0064KB-C, measuring 10 mm × 10 mm with 0.5 mm lead pitch. This compact footprint aligns with space-constrained inverter designs while maintaining sufficient I/O for motor control, communication, and sensor interfaces - a defining physical characteristic of the R5F524TAADFM#11.