Renesas R5F524UBADFP#10

Overview

R5F524UBADFP#10 from Renesas Electronics is a 32-bit RXv2 core microcontroller optimized for industrial motor control and power conversion, operating at 80 MHz (153.6 DMIPS), featuring on-chip FPU (IEEE754 single-precision), 256 KB flash, 32 KB SRAM, and 8 KB data flash with 1M erase/write cycles. It integrates three 12-bit ADC units (22 channels total), dual 8-bit DACs, CAN 2.0B (ISO11898-1), six SCI channels, and MTU3/GPT timers supporting three-phase complementary PWM with automatic dead-time insertion.

For engineers reviewing the R5F524UBADFP#10 datasheet, R5F524UBADFP#10 pinout, R5F524UBADFP#10 application, or R5F524UBADFP#10 equivalent, key selection criteria include its 100-pin LFQFP package, −40 to +85°C industrial temperature range, 2.7–5.5 V supply, IEC60730 safety support (ADC self-diagnostic, CAC, IWDT), and simultaneous 3-channel synchronous sampling capability in ADC Unit 1.

Technical Context

The R5F524UBADFP#10 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions-enabling ultra-compact code and fast interrupt response. Its memory subsystem includes 256 KB on-chip flash (32 MHz no-wait access), 32 KB zero-wait SRAM, and 8 KB data flash with background operation (BGO) for firmware updates without halting execution.

Peripherals are clocked via configurable domain clocks: ICLK (80 MHz for CPU), PCLKA (80 MHz for MTU3/GPT/SCI11), PCLKB (40 MHz for most peripherals), PCLKD (40 MHz for ADC), and FCLK (32 MHz for FlashIF). The MTU3 unit provides nine 16-bit timer channels with phase counting, cascaded operation, and A/D trigger generation, while GPT supports four channels with PWM waveform flexibility including three-phase complementary output.

Key Specifications

Pinout & Package

Package: PLQP0100KB-B - 100-pin Low-Profile Quad Flat Package (LFQFP), 14 × 14 mm body, 0.5 mm pitch, lead-free (Sn only), RoHS compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit industrial MCU applications.

Compared with R5F524UBADFP#10, R5F524UEADFP#30 offers direct flash capacity headroom without design change, while R5F523T7ADFP#30 trades CPU performance and communication flexibility for integrated power stage control-making it suitable only for dedicated inverter applications without networking requirements.

Availability

R5F524UBADFP#10 is available at Aetrix Electronics and suitable for industrial motor drives, digital power supplies, factory automation I/O modules, and energy metering gateways requiring stable component supply across extended product lifecycles.

Supply support for R5F524UBADFP#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 Corporation is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX24U Group targets high-performance industrial control applications, combining real-time responsiveness, functional safety features, and rich analog/motor control peripherals in a scalable 32-bit MCU platform.

FAQ

What is the maximum operating frequency and core type of the R5F524UBADFP#10?

The R5F524UBADFP#10 features a 32-bit RXv2 CPU core with a maximum operating frequency of 80 MHz, delivering 153.6 DMIPS performance. It uses a CISC Harvard architecture with a 5-stage pipeline and variable-length instruction set, enabling efficient code density and deterministic interrupt latency critical for real-time industrial control tasks executed by the R5F524UBADFP#10.

Does the R5F524UBADFP#10 support IEC60730 functional safety compliance?

Yes, the R5F524UBADFP#10 includes multiple hardware features supporting Class B IEC60730 compliance: memory protection unit (MPU), register write protection, clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with dedicated oscillator, ADC self-diagnostic and analog input disconnection detection, and RAM test assistance functions. These capabilities reduce external safety component requirements and simplify certification for the R5F524UBADFP#10 in household and industrial appliances.

What ADC capabilities does the R5F524UBADFP#10 provide for motor current sensing?

The R5F524UBADFP#10 integrates three 12-bit S12ADF ADC units totaling 22 channels, with Unit 1 offering true 3-channel simultaneous sample-and-hold-essential for accurate three-phase current reconstruction in motor control. Each channel supports programmable sampling time, group scan priority, and programmable gain amplification (11 gain steps). This ADC architecture directly enables high-fidelity current sensing required by the R5F524UBADFP#10 in FOC implementations.

What is the package type and pin count of the R5F524UBADFP#10?

The R5F524UBADFP#10 is housed in a PLQP0100KB-B package: a 100-pin Low-Profile Quad Flat Package (LFQFP) with 14 × 14 mm body size and 0.5 mm pin pitch. It is lead-free (Sn-only surface finish), RoHS compliant, and rated for −40 to +85°C industrial operating temperature-matching the thermal and mechanical requirements of the R5F524UBADFP#10 in demanding embedded environments.

How many CAN channels does the R5F524UBADFP#10 support, and what standard is implemented?

The R5F524UBADFP#10 integrates one CAN module (RSCAN) compliant with ISO11898-1, supporting both standard (11-bit) and extended (29-bit) frame formats. It provides 16 configurable message boxes with flexible acceptance filtering and hardware timestamping. This single CAN 2.0B channel enables robust fieldbus communication for the R5F524UBADFP#10 in industrial networks such as CANopen or custom distributed control systems.