Renesas R5F524TEADFP#11

Overview

R5F524TEADFP#11 from Renesas Electronics 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 (IEEE 754 compliant), 512 KB flash, 32 KB SRAM, and 8 KB data flash with 1M erase/write cycles. It integrates dual 12-bit ADC units (5+5 channels) with 3-channel simultaneous sample-and-hold, two 8-bit DACs, and dedicated PWM peripherals including MTU3 (9 channels) and GPT (4 channels) supporting three-phase complementary PWM with automatic dead-time insertion.

For engineers reviewing the R5F524TEADFP#11 datasheet, R5F524TEADFP#11 pinout, R5F524TEADFP#11 application, or R5F524TEADFP#11 equivalent, this MCU is selected for high-accuracy real-time motor control where synchronized analog acquisition, deterministic PWM timing, IEC60730 safety support, and CAN bus integration are required - not for general-purpose computing or low-power battery operation.

Technical Context

The R5F524TEADFP#11 implements the RXv2 CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and ultra-compact code density. Its CPU executes one instruction per clock cycle at 80 MHz, supported by on-chip ROM cache (2 KB, disabled by default), 72-bit accumulators, and hardware divider (2-cycle min latency).

Timing subsystems include independent clock domains: ICLK (80 MHz system clock), PCLKA (80 MHz for MTU3/GPT), PCLKB (40 MHz for most peripherals), PCLKD (40 MHz for ADC), and FCLK (32 MHz for FlashIF). The CAC circuit monitors six internal/external clock sources for frequency accuracy verification, and the MPU enforces eight configurable memory protection areas with 16-byte granularity.

Key Specifications

Pinout & Package

Package: PLQP0100KB-B - 100-pin LFQFP, 14 mm × 14 mm body, 0.5 mm pitch, lead-free (Sn only), operating temperature range –40°C to +85°C.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F524TCADFP#11 and R5F524TAADFP#11, the R5F524TEADFP#11 provides maximum flash/SRAM headroom and full safety/peripheral feature set - making it the only variant qualified for IEC60730 Class B certification with CAN-based remote diagnostics and dual-three-phase PWM control.

Availability

R5F524TEADFP#11 is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, factory automation controllers, and renewable energy converters requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for R5F524TEADFP#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 automotive, industrial, and IoT markets.

The RX24T Group, including the R5F524TEADFP#11, was designed specifically for high-performance motor control applications requiring real-time processing, precision analog acquisition, and functional safety compliance - not general-purpose embedded use.

FAQ

What is the maximum ADC sampling rate achievable with the R5F524TEADFP#11?

The R5F524TEADFP#11 achieves a minimum conversion time of 1.0 µs per channel when ADCLK operates at 40 MHz. With group scan and simultaneous sampling enabled on Unit 1's 3-channel S/H circuit, up to three channels can be acquired in a single 1.0 µs window - enabling effective sampling rates exceeding 1 MSps for coordinated current measurements in motor control applications.

Does the R5F524TEADFP#11 support hardware-based dead-time insertion for PWM outputs?

Yes, the R5F524TEADFP#11 supports automatic dead-time insertion in MTU3's complementary PWM mode. The hardware calculates and inserts programmable dead time between complementary output pairs (e.g., MTIOC0A/MTIOC0A#) to prevent shoot-through in inverter bridge circuits - eliminating software overhead and ensuring deterministic timing critical for >20 kHz switching frequencies.

Can the R5F524TEADFP#11 operate without an external crystal oscillator?

Yes, the R5F524TEADFP#11 can operate using its on-chip high-speed oscillator (HOCO) or low-speed oscillator (LOCO) without an external crystal. However, for motor control applications requiring precise timing (e.g., encoder interfacing, grid synchronization), the external crystal (1–20 MHz) feeding the PLL is recommended to achieve the stable 80 MHz system clock and meet IEC60730 clock accuracy requirements.

What safety certifications does the R5F524TEADFP#11 support out-of-the-box?

The R5F524TEADFP#11 includes hardware-assisted features aligned with IEC60730 Class B requirements: memory protection unit (MPU), register write protection, RAM test assistance via DOC, ADC self-diagnostic and disconnection detection, independent watchdog timer (IWDT) with dedicated oscillator, and clock frequency accuracy measurement (CAC). These reduce software certification effort but require proper configuration per Renesas' Functional Safety Manual.

Is the R5F524TEADFP#11 pin-compatible with other RX24T Group MCUs in the same package?

Yes, all RX24T Group MCUs in the PLQP0100KB-B (100-pin LFQFP) package - including R5F524TEADFP#11, R5F524TCADFP#11, and R5F524TBADFP#11 - share identical pinouts and electrical characteristics. This allows hardware reuse across firmware variants with different flash/SRAM configurations while maintaining mechanical and thermal compatibility.