Renesas R5F572NNHDFB#30

Overview

R5F572NNHDFB#30 from Renesas is a 32-bit RXv3 microcontroller with 240 MHz maximum operating frequency, 4 MB on-chip code flash memory, 1 MB SRAM (including 32 KB ECC RAM), dual IEEE-754 double-precision FPU, and integrated Ethernet MAC compliant with IEEE 1588 - designed for industrial HMI, motor control gateways, and real-time PLC edge nodes requiring deterministic timing and secure connectivity.

For engineers reviewing the R5F572NNHDFB#30 datasheet, R5F572NNHDFB#30 pinout, R5F572NNHDFB#30 application, or R5F572NNHDFB#30 equivalent, this MCU delivers verified 1396 CoreMark performance, hardware-accelerated trigonometric functions (TFU), TSIP-based AES-128/192/256 encryption, and full IEEE 1588 PTP timestamping support - critical for time-sensitive networking in factory automation and energy metering systems.

Technical Context

The R5F572NNHDFB#30 implements the RXv3 CPU core with 16×32-bit general-purpose registers, double-precision FPU (16×64-bit data registers), collective register bank save, and MPU-based memory protection. It supports little-endian or big-endian data arrangement and executes instructions at up to 240 MHz with zero wait states for ROM cache hits.

Its clock architecture includes dual PLLs, selectable internal oscillators (LOCO/HOCO), and independent peripheral clocks: ICLK up to 240 MHz, PCLKA up to 120 MHz (for ETHERC, GLCDC, DRW2D), PCLKB up to 60 MHz (for WDT, TMR, CMT), and BCLK up to 80 MHz for external bus access - enabling precise domain-specific timing control without CPU intervention.

Key Specifications

Pinout & Package

Package: PLQP0176KB-C (176-pin LQFP, 24 × 24 mm, 0.5 mm pitch, –40°C to +85°C operating range).

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F572NNHDFB#30, R5F572NNDHFB#30 reduces BOM cost by omitting TSIP and halving flash capacity, while R5F572MNHDFB#30 trades PTP and GLCDC for CAN FD - making R5F572NNHDFB#30 uniquely balanced for time-critical industrial HMIs and gateways requiring both secure connectivity and deterministic timing.

Availability

R5F572NNHDFB#30 is available at Aetrix Electronics and suitable for industrial PLC edge nodes, smart energy gateways, HMI display terminals, and motor drive control units requiring stable component supply across extended product lifecycles.

Supply support for R5F572NNHDFB#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 management solutions for industrial, automotive, and IoT markets.

The RX72N Group - including R5F572NNHDFB#30 - was engineered for real-time industrial automation, integrating IEEE 1588 PTP, GLCDC, and TSIP to consolidate gateway, HMI, and control functions into a single chip.

FAQ

What is the maximum operating frequency and CoreMark score of the R5F572NNHDFB#30?

The R5F572NNHDFB#30 operates at a maximum frequency of 240 MHz and achieves 1396 CoreMark - measured under conditions specified in the official Renesas datasheet R01DS0343EJ0120. This performance reflects its RXv3 CPU core with optimized instruction pipeline and double-precision FPU utilization, making R5F572NNHDFB#30 suitable for computationally intensive real-time tasks such as motor FOC and protocol stack processing.

Does the R5F572NNHDFB#30 support IEEE 1588 Precision Time Protocol?

Yes, the R5F572NNHDFB#30 integrates a dedicated EPTPCb module compliant with IEEE 1588-2008, providing hardware timestamping for Ethernet frames with sub-microsecond resolution. This capability is confirmed in Section 1.1 of the R01DS0343EJ0120 datasheet and enables R5F572NNHDFB#30 to serve as a transparent clock or boundary clock in time-sensitive networking applications without external timing ICs.

What security features does the R5F572NNHDFB#30 include?

The R5F572NNHDFB#30 includes Trusted Secure IP (TSIP) with AES-128/192/256 encryption, secure boot, and key management - all implemented in dedicated hardware per Renesas documentation. It also supports IEC 60730 Class B safety features including oscillation-stop detection, CRC accelerator, and register write protection. These capabilities are intrinsic to R5F572NNHDFB#30 and do not require external co-processors.

What is the package type and pin count of the R5F572NNHDFB#30?

The R5F572NNHDFB#30 uses the PLQP0176KB-C package: a 176-pin LQFP with 24 × 24 mm footprint and 0.5 mm pitch, rated for –40°C to +85°C operation. This package is explicitly listed in Table 1.2 of the R01DS0343EJ0120 datasheet and supports all peripherals described for the RX72N Group's 176-pin variant, including dual Ethernet MAC, USB, and full GPIO count.

How much on-chip memory does the R5F572NNHDFB#30 provide?

The R5F572NNHDFB#30 integrates 4 MB of code flash memory with dual-bank structure, 1 MB of SRAM (512 KB no-wait ≤120 MHz), 32 KB of ECC RAM, and 8 KB of standby RAM. These values are confirmed in Table 1.1 of the R01DS0343EJ0120 datasheet and enable R5F572NNHDFB#30 to run complex RTOS-based applications with secure firmware updates and fault-tolerant data storage.