Renesas R5F523T3AGFL#30

Overview

R5F523T3AGFL#30 from Renesas is a 32-bit RX CPU-based microcontroller optimized for motor control and industrial inverter applications, operating at up to 40 MHz with 65.6 DMIPS performance, integrated 12-bit ADC (10 channels, three sample-and-hold circuits), three-phase complementary PWM (MTU3c × 2 channels), and single-precision IEEE 754 FPU - deployed in HVAC compressors, servo drives, and BLDC motor controllers.

For engineers reviewing the R5F523T3AGFL#30 datasheet, R5F523T3AGFL#30 pinout, R5F523T3AGFL#30 application, or R5F523T3AGFL#30 equivalent, key selection criteria include 40-MHz three-phase PWM timing accuracy, IEC60730-compliant self-diagnostic A/D and watchdog features, 48-pin LFQFP package compatibility, and 64-Kbyte flash/12-Kbyte SRAM memory configuration for real-time control firmware.

Technical Context

The R5F523T3AGFL#30 implements the RX v2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions, supporting deterministic interrupt latency critical for field-oriented control (FOC). Its MTU3c timer unit delivers synchronized three-phase complementary PWM with automatic dead-time insertion and reset-synchronized waveform generation.

On-chip peripherals include dual SCI interfaces (asynchronous, SPI/I²C emulation), one RIIC bus interface (400 kbps), one RSPI channel (up to 32-bit transfers), and a dedicated clock frequency accuracy measurement circuit (CAC) for system-level timing validation - all operating under a unified 40-MHz PCLKA/PCLKB/PCLKD domain.

Key Specifications

Pinout & Package

Package: 48-pin LFQFP (PLQP0048KB-B), 7 mm × 7 mm body, 0.5 mm pitch, exposed pad not specified. Pin functions validated per Renesas R01DS0248EJ0110 Rev.1.10 Table 1.8 (48-pin LFQFP).

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F523T3AGFL#30, the D-version alternative trades temperature range for lower cost in benign environments, while the 128-Kbyte variant extends firmware capacity without altering real-time control timing, PWM fidelity, or analog subsystem behavior - both share identical pinout, peripheral register mapping, and interrupt vector table structure.

Availability

R5F523T3AGFL#30 is available at Aetrix Electronics and suitable for motor control systems, industrial inverters, and HVAC compressor designs requiring stable component supply, long-term lifecycle assurance, and automotive-grade thermal reliability.

Supply support for R5F523T3AGFL#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 is a global semiconductor leader specializing in microcontrollers, analog, and power solutions for industrial, automotive, and IoT markets.

The RX23T Group - including R5F523T3AGFL#30 - was designed specifically for high-precision, real-time motor control applications requiring integrated PWM, analog sensing, and functional safety compliance.

FAQ

What is the maximum operating frequency and CPU performance of the R5F523T3AGFL#30?

The R5F523T3AGFL#30 operates at a maximum frequency of 40 MHz and delivers 65.6 DMIPS of processing performance using the 32-bit RX v2 CPU core. Its 5-stage pipeline, variable-length instruction set, and on-chip FPU enable deterministic execution for real-time motor control algorithms. This performance level is fully sustained across the −40°C to +105°C operating range specified for the R5F523T3AGFL#30.

Does the R5F523T3AGFL#30 support IEC60730 Class B functional safety compliance?

Yes, the R5F523T3AGFL#30 includes built-in hardware features for IEC60730 Class B compliance, including self-diagnostic A/D converter tests, clock frequency accuracy measurement (CAC), independent watchdog timer (IWDT) with dedicated oscillator, RAM test assistance via DOC, and analog input disconnection detection. These capabilities are documented in the R01DS0248EJ0110 datasheet and apply directly to the R5F523T3AGFL#30 device.

What PWM capabilities does the R5F523T3AGFL#30 provide for motor control?

The R5F523T3AGFL#30 integrates the MTU3c timer unit with six channels supporting three-phase complementary PWM output across two independent groups. It provides automatic dead-time insertion, reset-synchronized PWM, phase counting, and A/D trigger synchronization - all essential for inverter gate driving in BLDC and PMSM applications. These PWM features are fully implemented and verified for the R5F523T3AGFL#30 in its 48-pin LFQFP package.

What is the memory configuration of the R5F523T3AGFL#30?

The R5F523T3AGFL#30 contains 64 Kbytes of on-chip flash memory and 12 Kbytes of SRAM, both operating without wait states up to 32 MHz (flash) and 40 MHz (SRAM). The flash supports serial programming and self-programming, while the SRAM includes MPU protection. This memory configuration is fixed and confirmed for the R5F523T3AGFL#30 part number per Renesas documentation.

Which package type and pin count does the R5F523T3AGFL#30 use?

The R5F523T3AGFL#30 uses a 48-pin LFQFP package (PLQP0048KB-B) with 7 mm × 7 mm body size and 0.5 mm pin pitch. Pin functions - including MTU3c PWM outputs, 10-channel A/D inputs, dual SCI interfaces, and I²C/RSPI - are fully defined in Table 1.8 of the R01DS0248EJ0110 datasheet and apply exclusively to this R5F523T3AGFL#30 variant.