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Renesas R5F571MLDGFC#V0
- Part No.:
- R5F571MLDGFC#V0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R5F571MLDGFC#V0.pdf
- Description:
- RX71M 4MB, 512KB LFQFP176 SDHI 1
- Quantity:
- Payment:
- Shipping:
Inventory:2,064
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Product details
Overview
R5F571MLDGFC#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 v2.0B (3 channels), and dual 12-bit A/D converters (29 total channels). It targets industrial automation controllers requiring real-time deterministic I/O, secure firmware updates, and time-synchronized networked sensing.
For engineers reviewing the R5F571MLDGFC#V0 datasheet, R5F571MLDGFC#V0 pinout, R5F571MLDGFC#V0 application, or R5F571MLDGFC#V0 equivalent, key selection criteria include IEEE 1588 PTP timestamping accuracy, dual Ethernet channel isolation, 240-MHz real-time interrupt latency, and integrated AES/SHA crypto acceleration for secure boot and OTA updates.
Technical Context
The R5F571MLDGFC#V0 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It integrates dual independent Ethernet MACs (ETHERC) each with dedicated EDMAC channels and EPTPC hardware compliant with IEEE 1588-2008 for sub-microsecond time synchronization in distributed control systems.
Its memory subsystem includes 4 MB code flash with background programming, 64 KB data flash rated for 100,000 erase/write cycles, 512 KB SRAM (256 KB zero-wait at 240 MHz), and 32 KB ECCRAM with SEC-DED protection - all supporting IEC 60730 Class B functional safety requirements via built-in CRC, oscillation-stop detection, and register write protection.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv2 32-bit CISC core with 5-stage pipeline, 480 DMIPS @ 240 MHz - enables deterministic real-time task scheduling in PLCs and motion controllers. |
| Flash Memory | 4 MB code flash with zero-wait access ≤120 MHz and background programming - supports field-upgradable firmware without system halt. |
| SRAM | 512 KB general-purpose SRAM (256 KB zero-wait at 240 MHz) + 32 KB ECCRAM with SEC-DED - ensures data integrity for safety-critical variables and stack operations. |
| Ethernet | Dual IEEE 1588-compliant MACs with MII/RMII support, 3-channel EDMAC per MAC - enables redundant industrial Ethernet (PROFINET IRT, EtherCAT slave) with hardware timestamping. |
| A/D Converter | Two 12-bit S12ADC units: Unit 0 (8 ch), Unit 1 (21 ch); 0.48 µs conversion time - provides high-resolution analog monitoring across motor drives and power supplies. |
| Crypto Engine | Hardware AES (128/192/256), DES/TDES, SHA-1/224/256, HMAC - accelerates secure boot, encrypted firmware updates, and TLS handshake offload. |
| Package | LFBGA-176 (PLQP0176KB-A), 24 × 24 mm, 0.5-mm pitch - supports high I/O count (127 GPIO) with 5-V tolerant pins for industrial-level signal interfacing. |
Pinout & Package
Package: PLQP0176KB-A, 176-pin LFBGA, 24 × 24 mm, 0.5-mm pitch, –40°C to +85°C (D-version).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / AVCC0 / AVCC1 | Core & analog power supply | Single 2.7–3.6 V supply; AVCC0/AVCC1 decoupled for noise-sensitive ADC reference stability. |
| RES# | Active-low reset input | Asynchronous hardware reset; internal POR/LVD ensures reliable startup under brownout conditions. |
| CLKIN / XTAL | Main clock oscillator input | Accepts 8–24 MHz crystal; PLL multiplies to 240 MHz system clock with jitter < ±50 ps RMS. |
| ETH0_TXD0–3 / ETH0_RXD0–3 | Ethernet MAC 0 data bus | MII interface pins; support full/half-duplex 10/100 Mbps with hardware flow control and Magic Packet wake-up. |
| USB_VBUS / USB_DP / USB_DM | High-speed USB 2.0 transceiver | Integrated USBAa PHY supports 480 Mbps HS mode; battery charging detection compliant with BC1.2. |
| CAN0_TX / CAN0_RX | CAN controller channel 0 | ISO 11898-1 compliant differential I/O; 32 mailboxes enable prioritized message filtering in automotive gateways. |
Key Features
| Feature | Design Value |
|---|---|
| IEEE 1588 Hardware Timestamping | EPTPC block synchronizes dual Ethernet MACs to sub-100 ns precision using hardware PTP event capture - essential for time-triggered networking in robotics and synchronized drives. |
| IEC 60730 Safety Support | On-chip self-test for ADC, oscillator stop detection, CRC engine, and register lock bits - reduces external safety monitor IC count for Class B certification. |
| Real-Time Interrupt Latency | Fast interrupt response ≤13 CPU cycles (including vector fetch); 298 interrupt sources with 16 priority levels - guarantees sub-1 µs reaction to encoder edge events or fault signals. |
| Secure Firmware Execution | Trusted Memory (TM) blocks 8–9 protect bootloader and crypto keys from read-out; AES engine enables authenticated decryption of encrypted firmware images. |
| Industrial I/O Flexibility | 127 GPIO with 5-V tolerance, programmable pull-up/down, open-drain, and switchable drive strength - interfaces directly with 24 V sensors, relays, and legacy fieldbus transceivers. |
Applications
| Industrial PLC Controller | Networked Motor Drive |
|---|---|
|
Use Scenario: Compact programmable logic controller executing ladder logic and motion control algorithms while managing multiple fieldbus slaves over Ethernet/IP or PROFINET. IC Role / Device Role / Timing Role: Main application processor with dual Ethernet MACs handling real-time cyclic communication, local I/O scanning, and safety monitoring. Use Value: Hardware IEEE 1588 timestamping eliminates software-based time sync drift; 240 MHz core delivers 100 µs scan cycle times with 32 KB ECCRAM protecting critical state variables. |
Use Scenario: Servo drive with integrated current/voltage sensing, PWM generation, and EtherCAT slave communication for coordinated multi-axis motion. IC Role / Device Role / Timing Role: Real-time motion controller running position loop at 20 kHz, generating complementary PWM with dead-time compensation via MTU3A. Use Value: 16-bit MTU3A timers with automatic dead-time insertion and phase-shifted PWM output eliminate external gate drivers; dual Ethernet enables redundant control links. |
| Secure IoT Gateway | Energy Metering Hub |
|
Use Scenario: Edge gateway aggregating Modbus RTU, CAN, and BLE sensor data, encrypting payloads, and forwarding via TLS-secured MQTT to cloud platforms. IC Role / Device Role / Timing Role: Secure application host with hardware crypto acceleration, isolated CAN/SCI peripherals, and USB host for configuration dongles. Use Value: AES-256/SHA-256 engine performs TLS handshake in < 15 ms; 64 KB data flash stores signed firmware updates with rollback protection. |
Use Scenario: DIN-rail mounted electricity meter hub collecting voltage/current samples from 3-phase CT/PT sensors and communicating via PRIME or G3-PLC over powerline. IC Role / Device Role / Timing Role: High-precision analog acquisition engine with dual 12-bit S12ADC units performing simultaneous sampling and harmonic analysis. Use Value: 29-channel A/D (8+21) supports multi-sensor inputs; temperature sensor and self-diagnostic ADC ensure metrology-grade accuracy over temperature range. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance industrial MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F571MLHFC#V0 | Same RX71M core, identical peripherals, but in 177-pin TFLGA (8 × 8 mm) package - smaller footprint, same 4 MB flash and dual Ethernet. | Preferred for space-constrained designs where board area is critical; thermal performance differs due to package thermal resistance. | Select R5F571MLHFC#V0 when PCB real estate is limited and thermal management allows TFLGA; verify pin mapping for layout compatibility. |
| R5F571MDDFC#V0 | Same RX71M family, but with 2 MB code flash, no USBAa (HS USB), and single Ethernet MAC - reduced peripheral set and memory capacity. | Suitable for cost-sensitive industrial HMI or gateway nodes without high-speed USB or redundant Ethernet. | Choose R5F571MDDFC#V0 for non-redundant applications needing only one Ethernet port and lower firmware storage; not drop-in compatible due to missing USBAa and ETH1 signals. |
Compared with R5F571MLDGFC#V0, the R5F571MLHFC#V0 offers identical functionality in a smaller package but requires re-layout, while the R5F571MDDFC#V0 sacrifices dual Ethernet, HS USB, and 2 MB flash to reduce BOM cost - making it suitable only for scaled-down implementations.
Availability
R5F571MLDGFC#V0 is available at Aetrix Electronics and suitable for industrial automation controllers, networked motor drives, secure IoT gateways, and energy metering hubs requiring stable component supply across extended product lifecycles.
Supply support for R5F571MLDGFC#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 is a global semiconductor leader specializing in microcontrollers, analog, and power solutions for industrial, automotive, and infrastructure markets.
The RX71M Group is designed for high-reliability industrial applications demanding real-time determinism, functional safety compliance (IEC 60730), and secure connectivity - targeting PLCs, motion controllers, and smart grid equipment.
FAQ
What is the maximum operating frequency and DMIPS rating of the R5F571MLDGFC#V0?
The R5F571MLDGFC#V0 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 variable-length instruction set. The R5F571MLDGFC#V0 maintains this performance across its full temperature range (–40°C to +85°C) with appropriate decoupling and thermal design.
Does the R5F571MLDGFC#V0 support IEEE 1588 Precision Time Protocol hardware timestamping?
Yes, the R5F571MLDGFC#V0 includes a dedicated EPTPC (Precision Time Protocol Controller) block connected to both Ethernet MACs, providing hardware timestamping compliant with IEEE 1588-2008. It supports sub-microsecond timestamp accuracy for PTP event messages, enabling precise time synchronization in industrial Ethernet networks like PROFINET IRT or EtherCAT.
How many Ethernet MAC interfaces does the R5F571MLDGFC#V0 integrate, and what are their capabilities?
The R5F571MLDGFC#V0 integrates two fully independent IEEE 802.3-compliant Ethernet MACs (ETHERC), each supporting 10/100 Mbps full/half-duplex operation with MII/RMII interfaces. Each MAC has dedicated EDMAC channels and EPTPC hardware, enabling redundant or time-synchronized network topologies without CPU overhead. The R5F571MLDGFC#V0 does not support Gigabit Ethernet.
What cryptographic functions are accelerated in hardware by the R5F571MLDGFC#V0?
The R5F571MLDGFC#V0 includes a dedicated hardware crypto engine supporting AES (128/192/256-bit keys), DES/TDES, SHA-1/224/256, and HMAC. These accelerate secure boot verification, encrypted firmware updates, and TLS handshake processing. The R5F571MLDGFC#V0's crypto block operates independently of the CPU, reducing latency and power consumption during security operations.
What is the A/D converter configuration of the R5F571MLDGFC#V0, and how many channels are available?
The R5F571MLDGFC#V0 features two independent 12-bit A/D converters: S12ADC Unit 0 with 8 input channels and Unit 1 with 21 input channels, totaling 29 analog inputs. Conversion time is 0.48 µs per channel at 12-bit resolution. Both units support self-diagnostic, analog input disconnection detection, and selectable 8/10/12-bit resolution - critical for industrial sensor monitoring in the R5F571MLDGFC#V0.
R5F571MLDGFC#V0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- RX
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RXv2
- Core Size:
- 32-Bit
- Speed:
- 240MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, FIFO, I2C, MMC/SD, QSPI, SCI, SPI, SSI, USB OTG
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 127
- Program Memory Size:
- 4MB (4M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 512K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 29x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F571MLDGFC#V0 FAQ
1.How can I place an order for R5F571MLDGFC#V0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F571MLDGFC#V0 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for R5F571MLDGFC#V0 reliable?
The price and inventory of R5F571MLDGFC#V0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F571MLDGFC#V0 is usually 5 days.
3.What payment methods are accepted for R5F571MLDGFC#V0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F571MLDGFC#V0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F571MLDGFC#V0?
R5F571MLDGFC#V0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F571MLDGFC#V0 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for R5F571MLDGFC#V0?
For technical support, including R5F571MLDGFC#V0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F571MLDGFC#V0 requirements.
6.How does Aetrix verify that R5F571MLDGFC#V0 is sourced from the original manufacturer or authorized distributors?
All R5F571MLDGFC#V0 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that R5F571MLDGFC#V0 meets industry standards.
7.What is the process for return or replacement of R5F571MLDGFC#V0?
All R5F571MLDGFC#V0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F571MLDGFC#V0, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The R5F571MLDGFC#V0 part is unused and in its original packaging.
Return procedure for R5F571MLDGFC#V0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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