Renesas R5F571MFCDFP#V0

Overview

R5F571MFCDFP#V0 from Renesas is a 32-bit RXv2 core microcontroller operating at up to 240 MHz (480 DMIPS), featuring 4 MB on-chip code flash, 512 KB SRAM, IEEE 1588-compliant dual Ethernet MAC, high-speed USB 2.0 with battery charging, CAN, and dual 12-bit A/D converters - deployed in industrial gateways requiring real-time networking, secure firmware updates, and deterministic I/O control.

For engineers reviewing the R5F571MFCDFP#V0 datasheet, R5F571MFCDFP#V0 pinout, R5F571MFCDFP#V0 application, or R5F571MFCDFP#V0 equivalent, key selection criteria include its 176-pin LFBGA package, dual Ethernet + USB HS + CAN triple-protocol concurrency, 240-MHz real-time execution, hardware AES/SHA encryption, and IEC60730 safety support for certified embedded systems.

Technical Context

The R5F571MFCDFP#V0 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and IEEE-754 single-precision FPU - enabling deterministic floating-point math for motion control and sensor fusion. Its clock system integrates PLL, HOCO/LOCO oscillators, and independent peripheral clocks (ICLK up to 240 MHz, PCLKA up to 120 MHz, PCLKB up to 60 MHz) to decouple timing-critical peripherals like Ethernet and USB from CPU frequency scaling.

It supports concurrent high-bandwidth data paths via 3-channel EDMAC for Ethernet, 8-channel DMAC, 2-channel EXDMAC, and DTC - coordinated by the Event Link Controller (ELC) to trigger timer captures, ADC conversions, and PWM updates without CPU intervention. Safety features include MPU, ECCRAM (32 KB), CRC engine, IWDTa with window function, and self-diagnostic A/D converter.

Key Specifications

Pinout & Package

Package: PLBG0176GA-A, 13 × 13 mm LFBGA with 0.8 mm pitch, 176 terminals. Pin mapping conforms to Renesas RX71M Group standard layout for 176-pin variants.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R5F571MFCDFP#V0, R5F571MLCDFP#V0 trades flash capacity and USB HS for lower unit cost, while R5F572MNDFFP#V0 extends real-time industrial networking capability with EtherCAT and higher memory bandwidth - making it ideal for evolving motion control architectures.

Availability

R5F571MFCDFP#V0 is available at Aetrix Electronics and suitable for industrial gateways, smart energy meters, PLC CPU modules, and medical infusion pumps requiring stable component supply across extended production lifecycles.

Supply support for R5F571MFCDFP#V0 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 automotive, industrial, and IoT markets.

The RX71M Group is designed for high-performance industrial automation and networked embedded systems - combining real-time processing, multi-protocol connectivity, functional safety, and security in a single chip.

FAQ

What is the maximum operating frequency and DMIPS rating of the R5F571MFCDFP#V0?

The R5F571MFCDFP#V0 operates at a maximum frequency of 240 MHz and delivers 480 DMIPS performance. This is achieved through the RXv2 CPU core's 5-stage pipeline, single-cycle 32-bit multiply, and integrated single-precision IEEE-754 FPU - enabling deterministic execution of complex control algorithms and signal processing tasks in real-time industrial applications.

Does the R5F571MFCDFP#V0 support IEEE 1588 Precision Time Protocol?

Yes, the R5F571MFCDFP#V0 includes a dedicated PTP controller (EPTPCa) tightly coupled to its dual Ethernet MACs. It provides hardware timestamping for ingress/egress frames with sub-50 ns resolution, supporting IEEE 1588-2008 boundary clock functionality - critical for time-synchronized industrial networks like TSN and substation automation.

How many analog-to-digital converter channels does the R5F571MFCDFP#V0 provide?

The R5F571MFCDFP#V0 integrates two independent 12-bit S12ADC units: Unit 0 offers 8 channels, and Unit 1 offers 21 channels - totaling 29 configurable analog inputs. Both units support 8/10/12-bit resolution, self-diagnostic mode, and analog input disconnection detection - meeting requirements for multi-sensor industrial monitoring systems.

What package type and pin count does the R5F571MFCDFP#V0 use?

The R5F571MFCDFP#V0 uses the PLBG0176GA-A package: a 176-pin LFBGA with 13 × 13 mm footprint and 0.8 mm pitch. It provides 127 general-purpose I/O pins with 5-V tolerance, open-drain capability, and programmable pull-up resistors - optimized for dense industrial PCB layouts requiring robust signal interfacing.

Is hardware encryption included in the R5F571MFCDFP#V0?

Yes, the R5F571MFCDFP#V0 includes optional on-chip cryptographic accelerators supporting AES-128/192/256, DES/T-DES, and SHA-1/224/256 with HMAC - enabling secure boot, encrypted firmware updates, and TLS handshake acceleration. These functions operate independently of the CPU core, preserving real-time performance in connected edge devices.