Renesas R5F572MDHDBG#20

Overview

R5F572MDHDBG#20 from Renesas is a 32-bit RXv3 microcontroller operating at up to 240 MHz, featuring double-precision IEEE-754 FPU, 4 MB on-chip code flash, 1 MB SRAM (including 32 KB ECC RAM), and integrated EtherCAT slave controller with dual-port support. It delivers 1396 CoreMark performance and targets industrial real-time control systems requiring deterministic Ethernet motion control.

For engineers reviewing the R5F572MDHDBG#20 datasheet, R5F572MDHDBG#20 pinout, R5F572MDHDBG#20 application, or R5F572MDHDBG#20 equivalent, key selection criteria include EtherCAT slave timing compliance, IEEE 1588 PTP synchronization capability, dual-bank flash for safe firmware updates, 12-bit dual A/D converters with self-diagnosis, and 182-pin LFBGA package with 5-V-tolerant I/Os.

Technical Context

The R5F572MDHDBG#20 implements the RXv3 CPU core with hardware-accelerated double-precision floating-point arithmetic and collective register bank save for fast context switching in real-time multitasking environments. Its clock architecture supports independent domain clocks - ICLK up to 240 MHz for CPU execution, PCLKA up to 120 MHz for EtherCAT/ETHEMAC/ESC peripherals, and PCLKB up to 60 MHz for timers and serial interfaces.

This MCU integrates a Beckhoff-certified EtherCAT Slave Controller (ESC) with two physical ports and full IEEE 1588-2008 PTP timestamping via EPTPC, enabling sub-microsecond jitter in distributed motion control networks. The dual-bank flash memory allows background programming while executing from the active bank, satisfying IEC 61508 and IEC 60730 functional safety requirements for firmware update integrity.

Key Specifications

Pinout & Package

Package: PLBG0224GA-A, 224-pin Low-Profile Fine-Pitch Ball Grid Array (LFBGA), 13 mm × 13 mm, 0.8 mm ball pitch, RoHS-compliant, lead-free.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar industrial real-time control applications.

Compared with R5F572MNHDBG#20, the R5F572MDHDBG#20 provides essential dual-bank flash for fail-safe firmware updates in continuous-operation machinery; versus R5F566TKHDFB#30, it delivers certified hardware EtherCAT and PTP - eliminating software timing uncertainty in multi-axis coordination.

Availability

R5F572MDHDBG#20 is available at Aetrix Electronics and suitable for industrial motion controllers, EtherCAT-based PLCs, robotic joint modules, and energy monitoring gateways requiring stable component supply across multi-year production cycles.

Supply support for R5F572MDHDBG#20 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 headquartered in Tokyo, Japan, specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The RX72M Group is designed specifically for real-time industrial automation applications demanding deterministic EtherCAT networking, high-precision motor control, and functional safety compliance - with R5F572MDHDBG#20 representing its highest-flash, 224-pin configuration.

FAQ

What is the maximum operating frequency and CoreMark score of the R5F572MDHDBG#20?

The R5F572MDHDBG#20 operates at a maximum frequency of 240 MHz and achieves 1396 CoreMark performance. This benchmark reflects its RXv3 CPU core efficiency with hardware floating-point and optimized instruction pipeline - critical for real-time motion control algorithms running on the R5F572MDHDBG#20 without external co-processors.

Does the R5F572MDHDBG#20 include hardware support for EtherCAT slave functionality?

Yes, the R5F572MDHDBG#20 integrates a Beckhoff-certified EtherCAT Slave Controller (ESC) IP core with two physical ports. This hardware ESC handles frame processing, distributed clock synchronization, and mailbox management - eliminating the need for external ASICs and reducing system latency below 1 µs in the R5F572MDHDBG#20-based designs.

What flash and RAM resources does the R5F572MDHDBG#20 provide for firmware and runtime data?

The R5F572MDHDBG#20 includes 4 MB of on-chip code flash memory with dual-bank architecture and 1 MB of SRAM (512 KB no-wait access at 240 MHz). It also provides 32 KB of ECC-protected RAM for safety-critical variables and 8 KB of battery-backed standby RAM - all essential for robust, long-life industrial firmware execution on the R5F572MDHDBG#20.

How does the R5F572MDHDBG#20 support IEEE 1588 Precision Time Protocol synchronization?

The R5F572MDHDBG#20 implements IEEE 1588-2008 PTP via its dedicated EPTPC (Precision Time Protocol Controller) module, which performs hardware timestamping on Ethernet frames with sub-100 ns resolution. This enables the R5F572MDHDBG#20 to maintain tight synchronization across distributed servo drives in motion control networks without CPU overhead.

What package type and pin count does the R5F572MDHDBG#20 use, and what I/O features does it support?

The R5F572MDHDBG#20 uses the PLBG0224GA-A package: a 224-pin LFBGA with 13 mm × 13 mm footprint and 0.8 mm ball pitch. It provides 182 general-purpose I/O pins with 5-V tolerance, open-drain capability, and configurable pull-up resistors - ensuring robust interfacing with industrial sensors, actuators, and legacy 5 V logic in R5F572MDHDBG#20-based systems.