Renesas R5F524UBAGFP#10

Overview

R5F524UBAGFP#10 from Renesas is a 32-bit RXv2 core microcontroller operating at up to 80 MHz (153.6 DMIPS), featuring on-chip 256 KB flash, 32 KB SRAM, 8 KB data flash, IEEE 754-compliant FPU, and integrated CAN, RSPI, SCI, I²C, and 12-bit ADC with 3-channel simultaneous sampling. It targets industrial motor control and embedded automation requiring deterministic real-time response and functional safety support.

For engineers reviewing the R5F524UBAGFP#10 datasheet, R5F524UBAGFP#10 pinout, R5F524UBAGFP#10 application, or R5F524UBAGFP#10 equivalent, key selection criteria include its 100-pin LFQFP package, 80-MHz PWM with three-phase complementary output × 3 channels, IEC60730 self-test features, and dual 8-bit DACs usable as comparator references.

Technical Context

The R5F524UBAGFP#10 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions - enabling ultra-compact code and single-cycle instruction execution. Its memory protection unit (MPU) supports eight configurable regions with 16-byte granularity for secure firmware partitioning.

Timing subsystem includes independent PLL, on-chip high/low-speed oscillators, and clock frequency accuracy measurement circuit (CAC) for real-time oscillator drift monitoring. Peripheral clock domains (ICLK/PCLKA/PCLKB/PCLKD/FCLK) are fully decoupled, allowing selective module gating and dynamic frequency scaling across power modes.

Key Specifications

Pinout & Package

Package: 100-pin Low-Profile Quad Flat Package (LFQFP), PLQP0100KB-B footprint (14 × 14 mm, 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 microcontroller applications.

Compared with R5F524UBAGFP#10, R5F524UEADFP#30 offers double flash capacity without changing PCB layout, while R5F523T7ADFP#30 trades FPU and speed for integrated gate drivers - making it suitable for simpler inverter topologies but unsuitable for advanced FOC or safety-certified systems.

Availability

R5F524UBAGFP#10 is available at Aetrix Electronics and suitable for industrial motor control, smart power inverters, and programmable logic controllers requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for R5F524UBAGFP#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, including R5F524UBAGFP#10, was designed for real-time industrial automation with emphasis on functional safety (IEC60730), high-precision motor control, and robust communication interfaces in compact packages.

FAQ

What is the maximum operating frequency and core performance of the R5F524UBAGFP#10?

The R5F524UBAGFP#10 operates at a maximum system clock frequency of 80 MHz using the RXv2 32-bit CPU core, delivering 153.6 DMIPS. Its architecture supports single-cycle instruction execution, 32-bit multiply-accumulate, and IEEE 754-compliant floating-point operations - making R5F524UBAGFP#10 suitable for computationally intensive real-time control tasks such as field-oriented motor control.

Does the R5F524UBAGFP#10 support functional safety standards like IEC60730?

Yes, the R5F524UBAGFP#10 includes multiple hardware-assisted features for IEC60730 Class B compliance: clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with dedicated oscillator, memory protection unit (MPU), register write protection, and ADC self-diagnostic functions. These capabilities are documented in the R5F524UBAGFP#10 datasheet and enable certified safety firmware development without external components.

What ADC and PWM capabilities does the R5F524UBAGFP#10 offer for motor control?

The R5F524UBAGFP#10 integrates a 12-bit S12ADF ADC with three independent units - including Unit 1 with true 3-channel simultaneous sampling and sample-and-hold - essential for accurate 3-phase current sensing. Its MTU3 timer supports two independent three-phase complementary PWM outputs with automatic dead-time insertion, enabling direct control of inverter gate drivers. This combination makes R5F524UBAGFP#10 ideal for high-fidelity motor control loops.

What communication interfaces are available on the R5F524UBAGFP#10?

The R5F524UBAGFP#10 provides CAN (ISO11898-1, 1 channel, 16 message boxes), RSPI (20 Mbps, 1 channel), SCI (4 channels supporting UART/I²C/SPI protocols), and I²C (RIIC, 1 channel, 400 kbps). All interfaces support hardware-triggered DMA transfers via the DTC, ensuring deterministic latency for time-critical industrial networking - a key advantage of the R5F524UBAGFP#10 in multi-protocol gateway applications.

Is the R5F524UBAGFP#10 pin-compatible with other RX24U group MCUs?

Yes, the R5F524UBAGFP#10 uses the 100-pin LFQFP package (PLQP0100KB-B) shared across RX24U devices in the FP variant, including R5F524UEADFP#30 and R5F524UCADFP#30. Pin functions, power domains, and peripheral mappings are consistent within this package family - enabling hardware reuse when scaling flash capacity or migrating between variants without PCB redesign. This compatibility is explicitly confirmed in the R5F524UBAGFP#10 datasheet Table 1.2.