Renesas R5F564MLCDFC#31

Overview

R5F564MLCDFC#31 from Renesas is a 32-bit RXv2 core microcontroller operating at up to 120 MHz (240 DMIPS), featuring 4 MB on-chip code flash, 512 KB SRAM, IEEE 1588-compliant dual Ethernet MAC, full-speed USB 2.0 with battery charging support, and integrated 12-bit A/D and D/A converters. It targets industrial automation controllers requiring real-time deterministic communication, secure firmware execution, and high-precision analog sensing.

For engineers reviewing the R5F564MLCDFC#31 datasheet, R5F564MLCDFC#31 pinout, R5F564MLCDFC#31 application, or R5F564MLCDFC#31 equivalent, key selection criteria include its 176-pin LFBGA package (PLQP0176KB-A), dual-channel Ethernet with PTP hardware timestamping, on-chip AES/SHA encryption, and support for IEC60730 functional safety compliance via built-in self-test features.

Technical Context

The R5F564MLCDFC#31 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It integrates dual independent clock domains: ICLK up to 120 MHz for CPU/core logic, and PCLKA/PCLKB up to 120/60 MHz respectively for peripheral modules including ETHERC, USBA, and S12AD.

Its memory subsystem includes 4 MB zero-wait-state code flash with background programming, 64 KB reprogrammable data flash (100,000 erase cycles), 512 KB SRAM (no wait states), and 32 KB ECC-protected RAM with SEC-DED error correction-enabling robust operation in mission-critical embedded systems.

Key Specifications

Pinout & Package

Package: PLQP0176KB-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array, 24 mm × 24 mm, 0.5 mm pitch, RoHS compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F564MLCDFC#31, R5F565NEHDFC#31 offers reduced feature set at lower cost for simpler network edge devices, while R7FA6M2AF3CFP#AA0 delivers higher CPU performance and modern security but requires PCB redesign due to different pinout and package (100-pin LQFP).

Availability

R5F564MLCDFC#31 is available at Aetrix Electronics and suitable for industrial automation controllers, smart energy gateways, factory HMI panels, and medical diagnostic interfaces requiring stable component supply across extended product lifecycles.

Supply support for R5F564MLCDFC#31 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 RX64M Group-including R5F564MLCDFC#31-is engineered for real-time industrial connectivity, integrating dual Ethernet, USB, CAN, and functional safety features to replace discrete communication and control subsystems in PLCs and HMIs.

FAQ

What is the maximum operating frequency and CPU performance of the R5F564MLCDFC#31?

The R5F564MLCDFC#31 operates at a maximum system clock frequency of 120 MHz using the RXv2 32-bit CPU core, delivering 240 DMIPS of computational performance. Its Harvard architecture with 5-stage pipeline and variable-length instruction set enables efficient code execution and low power consumption per MIPS, making it suitable for real-time industrial control tasks where deterministic timing is critical.

Does the R5F564MLCDFC#31 support IEEE 1588 Precision Time Protocol?

Yes, the R5F564MLCDFC#31 includes a dedicated PTP controller (EPTPC) compliant with IEEE 1588-2008, tightly coupled to its dual Ethernet MAC modules. This enables hardware timestamping of Ethernet frames with sub-microsecond accuracy, eliminating software-induced jitter and supporting time-sensitive networking in industrial automation and power substation applications.

What analog peripherals are integrated into the R5F564MLCDFC#31?

The R5F564MLCDFC#31 integrates two independent 12-bit A/D converters (S12ADC): Unit 0 with 8 channels and Unit 1 with 21 channels, plus two 12-bit D/A channels (R12DA). It supports selectable resolution (8/10/12 bits), sample-and-hold with channel-dedicated circuitry, digital comparison, self-diagnostic functions, and analog input disconnection detection-ideal for sensor-rich industrial environments.

Is the R5F564MLCDFC#31 qualified for functional safety standards like IEC60730?

Yes, the R5F564MLCDFC#31 includes multiple hardware features certified for IEC60730 Class B compliance: oscillation-stop detection, CRC calculation unit, independent watchdog timer (IWDTa), A/D converter self-test, register write protection, and memory ECC. These capabilities allow developers to implement safety-critical monitoring and recovery functions without external components.

What package type and pin count does the R5F564MLCDFC#31 use?

The R5F564MLCDFC#31 uses a 176-pin Low-Profile Fine-Pitch Ball Grid Array (LFBGA) package designated PLQP0176KB-A, measuring 24 mm × 24 mm with 0.5 mm ball pitch. It provides 127 general-purpose I/O pins, including 19 with 5-V tolerance, supporting direct interfacing with legacy industrial sensors and actuators without level-shifting circuitry.