Renesas R5F571MLCDFC#30

Overview

R5F571MLCDFC#30 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 (including 32 KB ECC RAM), IEEE 1588-compliant dual Ethernet MAC, high-speed USB 2.0 with battery charging, and dual 12-bit A/D converters - deployed in industrial gateways requiring real-time protocol handling, secure firmware updates, and deterministic network timing.

For engineers reviewing the R5F571MLCDFC#30 datasheet, R5F571MLCDFC#30 pinout, R5F571MLCDFC#30 application, or R5F571MLCDFC#30 equivalent, key selection considerations include its 176-pin LFBGA package (PLQP0176KB-A), 240-MHz real-time performance with FPU and MPU support, dual Ethernet + USB HS + CAN triple-protocol concurrency, and IEC60730-ready safety features including CRC, IWDTa, and A/D self-diagnosis.

Technical Context

The R5F571MLCDFC#30 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It integrates dual Ethernet controllers (ETHERC) with IEEE 1588 PTP hardware timestamping via EPTPCa and dedicated EDMACa channels for zero-copy frame processing.

Its clock system combines external crystal (8–24 MHz) with internal PLL and multiple independent peripheral clocks (ICLK up to 240 MHz, PCLKA up to 120 MHz, PCLKB up to 60 MHz), enabling precise domain isolation for real-time control, communication, and analog subsystems - critical for time-sensitive industrial automation and power electronics.

Key Specifications

Pinout & Package

Package: PLQP0176KB-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array (24 × 24 mm, 0.5 mm pitch), RoHS-compliant, lead-free, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F571MLCDFC#30, R5F571MDDFC#30 offers identical real-time performance and peripheral concurrency at reduced memory cost, while R5F572MLHDFC#30 upgrades to RXv3 and TSN but sacrifices drop-in replacement capability - making the R5F571MLCDFC#30 optimal for legacy-compatible industrial upgrades with strict BOM continuity.

Availability

R5F571MLCDFC#30 is available at Aetrix Electronics and suitable for industrial gateways, smart energy meters, programmable logic controllers, motor drives, and factory automation systems requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for R5F571MLCDFC#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 Corporation is a global semiconductor leader specializing in microcontrollers, analog, and power solutions for automotive, industrial, and IoT markets - headquartered in Tokyo, Japan, with design centers across Asia, Europe, and North America.

The RX71M Group is engineered for high-reliability industrial applications demanding real-time determinism, functional safety, and multi-protocol connectivity - targeting edge nodes that unify Ethernet, USB, CAN, and analog sensing in single-chip solutions.

FAQ

What is the maximum operating frequency and DMIPS rating of the R5F571MLCDFC#30?

The R5F571MLCDFC#30 operates at a maximum frequency of 240 MHz and delivers 480 DMIPS (Dhrystone MIPS) performance. This is achieved through its optimized RXv2 CPU core with 5-stage pipeline and dual multiply-accumulate units. The R5F571MLCDFC#30 maintains this performance across its full voltage range (2.7–3.6 V) and industrial temperature range (–40°C to +85°C), enabling deterministic execution of real-time control tasks without throttling.

Does the R5F571MLCDFC#30 support IEEE 1588 Precision Time Protocol hardware timestamping?

Yes, the R5F571MLCDFC#30 integrates a dedicated IEEE 1588-compliant PTP controller (EPTPCa) linked directly to both Ethernet MAC channels. It provides hardware timestamping with sub-100 ns resolution on transmit and receive frames, independent of CPU load. The R5F571MLCDFC#30 also supports PTP event message filtering, peer delay measurement, and transparent clock functionality - meeting requirements for industrial TSN edge nodes.

What are the flash and RAM configurations available on the R5F571MLCDFC#30?

The R5F571MLCDFC#30 features 4 MB of on-chip code flash memory with background programming/erasing (BGO), zero-wait-state access up to 120 MHz, and 512 KB of SRAM - split into 256 KB no-wait SRAM (0000_0000h–0003_FFFFh), 256 KB conditional-wait SRAM (0004_0000h–0007_FFFFh), 32 KB ECC RAM (SEC-DED), and 8 KB standby RAM. These configurations are fixed for the R5F571MLCDFC#30 and cannot be altered post-manufacture.

Which communication interfaces are supported by the R5F571MLCDFC#30 for industrial networking?

The R5F571MLCDFC#30 supports dual IEEE 802.3 Ethernet MACs (10/100 Mbps, MII/RMII), high-speed USB 2.0 (480 Mbps) with battery charging, three CAN 2.0B channels (ISO 11898-1 compliant), nine SCI/SCIg/SCIh serial ports, four SCIFA UARTs with 16-byte FIFOs, two RIIC I²C interfaces (up to 1 Mbps), two RSPI SPI masters/slaves, and one QSPI interface. This enables concurrent protocol bridging in industrial gateways without external transceivers or protocol accelerators.

Is the R5F571MLCDFC#30 qualified for functional safety standards like IEC 60730?

Yes, the R5F571MLCDFC#30 includes built-in hardware features for IEC 60730 Class B compliance: oscillation-stoppage detection, hardware CRC calculator, windowed independent watchdog timer (IWDTa), A/D converter self-diagnostic function, register write protection, and memory protection unit (MPU). These capabilities are documented in Renesas Application Note R01AN3829JJ0100 and enable certified safety firmware development without external safety monitors.