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Renesas R5F571MJGDLJ#20
- Part No.:
- R5F571MJGDLJ#20
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-TFLGA
- Datasheet:
-
R5F571MJGDLJ#20.pdf
- Description:
- IC MCU 32BIT 3MB FLASH 100TFLGA
- Quantity:
- Payment:
- Shipping:
Inventory:416
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Product details
Overview
R5F571MJGDLJ#20 from Renesas is a 32-bit RXv2 core microcontroller operating at up to 240 MHz, delivering 480 DMIPS with integrated single-precision IEEE-754 FPU, 4 MB on-chip code flash, 512 KB SRAM (including 32 KB ECC RAM), and IEEE 1588-compliant dual Ethernet MAC - designed for industrial gateway and real-time control applications requiring deterministic timing, secure connectivity, and high peripheral integration.
For engineers reviewing the R5F571MJGDLJ#20 datasheet, R5F571MJGDLJ#20 pinout, R5F571MJGDLJ#20 application, or R5F571MJGDLJ#20 equivalent, this MCU supports CAN FD-capable ISO 11898-1 interfaces, high-speed USB 2.0 with battery charging, SD host interface, quad SPI, hardware AES/SHA encryption, and IEC 60730 safety features - critical for functional safety-certified embedded systems.
Technical Context
The R5F571MJGDLJ#20 implements the RXv2 CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and memory protection unit (MPU) for secure execution. It integrates dual Ethernet controllers (ETHERC) with IEEE 1588 PTP support via EPTPC and dedicated EDMAC channels, enabling precise time-synchronized networking in industrial automation.
Clock management includes independent PLL, HOCO/LOCO oscillators, and configurable peripheral clocks (PCLKA up to 120 MHz, PCLKB up to 60 MHz), allowing concurrent high-speed CPU operation and deterministic peripheral timing. Its low-power design supports four modes including deep software standby with 8 KB backup RAM and RTC powered from VBATT.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv2 32-bit CISC with 5-stage pipeline, 480 DMIPS @ 240 MHz - enables real-time deterministic execution of complex control algorithms. |
| Memory | 4 MB code flash (no wait states ≤120 MHz), 64 KB data flash (100k write cycles), 512 KB SRAM (256 KB no-wait @ 240 MHz), 32 KB ECC RAM - supports robust firmware updates and fault-tolerant data handling. |
| Connectivity | Dual IEEE 1588-compliant Ethernet MAC, CAN (3 modules, 32 mailboxes each), high-speed USB 2.0 with battery charging, SDHI, QSPI, 2× RSPI, 9× SCIg/h, 2× RIIC - enables multi-protocol industrial edge node deployment. |
| Analog Peripherals | Two 12-bit S12ADC units (8 + 21 channels), 2× 12-bit DAC, on-chip temperature sensor - provides high-resolution sensing for motor control and environmental monitoring. |
| Security & Safety | Hardware AES-128/192/256, DES/T-DES, SHA-1/224/256, CRC, IWDTa with window function, self-diagnostic A/D, register write protection - meets IEC 60730 Class B requirements. |
| Package & Temp | LFBGA-176 (PLQP0176KB-A, 24 × 24 mm, 0.5 mm pitch), –40°C to +105°C (G-version) - suitable for extended-temperature industrial environments with high I/O density. |
Pinout & Package
Package: PLQP0176KB-A, 176-pin LFBGA (24 × 24 mm, 0.5 mm pitch), RoHS-compliant, lead-free.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / AVCC0 / AVCC1 | Core & analog power supply | Single 2.7–3.6 V supply domain supporting simultaneous digital/analog operation with internal voltage regulation. |
| VBATT | Battery backup input | Enables RTC and 8 KB standby RAM retention during main power loss - critical for time-critical logging and recovery. |
| RES# | Active-low reset input | Hardware reset assertion; combined with internal POR/LVD for robust system initialization under brown-out conditions. |
| CLKIN / XTAL | External crystal oscillator input | Supports 8–24 MHz crystal for precise clock source; paired with internal PLL to generate 240 MHz system clock. |
| ETH_MDC / ETH_MDIO | IEEE 802.3 MII/RMII management interface | Enables PHY configuration and status polling without CPU intervention - essential for auto-negotiation and link monitoring. |
| USBA_VBUS / USBA_ID | USB 2.0 HS OTG detection pins | Identifies host/device role and monitors VBUS presence - required for automatic USB mode switching in field-deployable devices. |
Key Features
| Feature | Design Value |
|---|---|
| IEEE 1588 Precision Time Protocol | Hardware-accelerated timestamping in EPTPC block synchronized to ETHERC - enables sub-microsecond time synchronization across distributed industrial nodes. |
| Event Link Controller (ELC) | 119 internal event signals routed without CPU intervention - reduces latency for time-critical actions like PWM-triggered ADC sampling or fault-driven GPIO toggling. |
| Multi-channel DMA Architecture | DMACA (8 ch), EXDMAC (2 ch), DTC (1 ch), EDMAC (3 ch) - offloads data movement from CPU for concurrent Ethernet, USB, SD, and sensor data streaming. |
| Functional Safety Support | Integrated IWDTa with window function, oscillation-stop detection, CRC unit, A/D self-test, and register lock bits - simplifies IEC 60730 Class B certification evidence generation. |
| Flexible Clock Domain Control | Independent ICLK (240 MHz), PCLKA (120 MHz), PCLKB (60 MHz), ADCLK (60 MHz), FCLK (60 MHz), BCLK (60 MHz) - allows optimal power/performance trade-offs per subsystem. |
Applications
| Industrial Ethernet Gateway | Smart Energy Metering Hub |
|---|---|
|
Use Scenario: Aggregating Modbus TCP, CANopen, and BACnet MS/TP traffic across factory floor devices into time-synchronized IEEE 1588 Ethernet backbone. IC Role / Device Role / Timing Role: Primary protocol translation and time-aware packet forwarding engine with hardware timestamping and dual Ethernet MACs. Use Value: Eliminates need for external FPGA or switch IC by integrating dual 10/100 Mbps Ethernet, IEEE 1588 PTP, and real-time OS support in single chip. |
Use Scenario: Multi-tariff electricity meter with tamper detection, secure firmware updates, and remote reporting via cellular backhaul and local CAN-connected sensors. IC Role / Device Role / Timing Role: Secure metering controller with hardware crypto acceleration, RTC-backed logging, and isolated analog front-end interface. Use Value: Meets IEC 62056 and DLMS/COSEM requirements using on-chip AES/SHA, self-diagnostic A/D, and 100k-cycle data flash for lifetime energy data storage. |
| Programmable Logic Controller (PLC) CPU Module | Medical Infusion Pump Controller |
|
Use Scenario: Compact DIN-rail PLC executing ladder logic with motion control, safety I/O monitoring, and EtherCAT slave capability via external PHY. IC Role / Device Role / Timing Role: Real-time deterministic controller with MTU3/GPT PWM timers, CAN for fieldbus, and high-integrity SRAM/ECC memory subsystem. Use Value: Achieves <100 µs I/O scan cycle times using ELC-triggered timer/ADC/PWM coordination - avoids jitter from software interrupt latency. |
Use Scenario: FDA-cleared infusion pump requiring fail-safe motor control, pressure/flow sensing, encrypted patient data logging, and USB-based calibration. IC Role / Device Role / Timing Role: Safety-critical application processor with dual-redundant A/D converters, hardware watchdogs (WDTA + IWDTa), and secure boot ROM. Use Value: Reduces BOM cost and board area by integrating 12-bit dual A/D, 2× DAC, temperature sensor, and AES crypto - eliminating discrete security co-processor. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit industrial MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F571MLGDFP#30 | Same RX71M family, 144-pin LFQFP package (PLQP0144KA-A), 2.5 MB flash, 384 KB SRAM - smaller footprint but reduced I/O count (111 vs. 127) and no USB HS or second Ethernet MAC. | Suitable for space-constrained PLC I/O modules or HMI controllers where dual Ethernet and high-speed USB are unnecessary. | Select when board area is constrained and full peripheral set is not required; verify pin compatibility for existing layout reuse. |
| R5F572MLGDFP#30 | RX72M family successor: higher 240 MHz CPU, 4 MB flash, 512 KB SRAM, added 2D graphics accelerator and enhanced EtherCAT slave support - same 144-pin LFQFP package. | Better suited for HMI+control convergence applications requiring GUI rendering or deterministic EtherCAT motion control. | Choose for new designs targeting longer product lifecycle and enhanced real-time Ethernet capabilities beyond IEEE 1588. |
Compared with R5F571MJGDLJ#20, the R5F571MLGDFP#30 offers reduced peripheral integration in a smaller package for cost-sensitive deployments, while the R5F572MLGDFP#30 delivers architectural enhancements for next-generation HMI and motion control - neither is pin-compatible, requiring PCB redesign.
Availability
R5F571MJGDLJ#20 is available at Aetrix Electronics and suitable for industrial gateways, smart metering hubs, programmable logic controllers, medical infusion pumps, and precision motor drives requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for R5F571MJGDLJ#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 is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets - with over 40 years of embedded systems expertise.
The RX71M Group targets high-performance industrial automation applications demanding real-time determinism, functional safety compliance, and rich connectivity - combining MCU performance with hardware-accelerated networking and security.
FAQ
What is the maximum operating frequency and DMIPS rating of the R5F571MJGDLJ#20?
The R5F571MJGDLJ#20 operates at a maximum frequency of 240 MHz and delivers 480 DMIPS performance. This is achieved through its optimized RXv2 CPU core with 5-stage pipeline, single-cycle 32-bit multiply, and dual MAC units - enabling efficient execution of real-time control algorithms and protocol stacks without external acceleration.
Does the R5F571MJGDLJ#20 support IEEE 1588 Precision Time Protocol?
Yes, the R5F571MJGDLJ#20 includes a dedicated PTP controller (EPTPCa) tightly coupled to its dual Ethernet MACs (ETHERC), providing hardware timestamping, sync message processing, and best master clock selection - meeting IEEE 1588-2008 requirements for sub-microsecond time synchronization in industrial networks.
What package type and pin count does the R5F571MJGDLJ#20 use?
The R5F571MJGDLJ#20 uses the PLQP0176KB-A package: a 176-pin LFBGA with 24 × 24 mm body size and 0.5 mm pitch. This package supports 127 general-purpose I/O pins with 5-V tolerance on 19 pins, enabling direct interfacing with legacy industrial sensors and actuators without level-shifting circuitry.
How much on-chip memory does the R5F571MJGDLJ#20 include?
The R5F571MJGDLJ#20 integrates 4 MB of code flash memory (with background programming), 64 KB of reprogrammable data flash (rated for 100,000 erase/write cycles), 512 KB of SRAM (256 KB accessible at full 240 MHz speed), 32 KB of ECC-protected RAM, and 8 KB of battery-backed standby RAM - providing ample storage for secure firmware, runtime variables, and persistent logging.
Which communication interfaces are supported by the R5F571MJGDLJ#20?
The R5F571MJGDLJ#20 supports dual IEEE 1588 Ethernet MACs, three CAN 2.0B modules (32 mailboxes each), high-speed USB 2.0 with battery charging, SD host interface, quad SPI, two RSPI, nine SCIg/h channels, two I2C interfaces (up to 1 Mbps), and parallel camera interface (PDC) - making it ideal for multi-protocol industrial edge devices.
R5F571MJGDLJ#20 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-TFLGA
- Series:
- RX71M
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RXv2
- Core Size:
- 32-Bit Single-Core
- Speed:
- 240MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, MMC/SD, QSPI, SCI, SPI, SSI, USB OTG
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 78
- Program Memory Size:
- 3MB (3M 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 8x12b, 14x12b; D/A 1x12
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F571MJGDLJ#20 FAQ
1.How can I place an order for R5F571MJGDLJ#20 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F571MJGDLJ#20 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 R5F571MJGDLJ#20 reliable?
The price and inventory of R5F571MJGDLJ#20 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F571MJGDLJ#20 is usually 5 days.
3.What payment methods are accepted for R5F571MJGDLJ#20?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F571MJGDLJ#20 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F571MJGDLJ#20?
R5F571MJGDLJ#20 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F571MJGDLJ#20 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 R5F571MJGDLJ#20?
For technical support, including R5F571MJGDLJ#20 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F571MJGDLJ#20 requirements.
6.How does Aetrix verify that R5F571MJGDLJ#20 is sourced from the original manufacturer or authorized distributors?
All R5F571MJGDLJ#20 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 R5F571MJGDLJ#20 meets industry standards.
7.What is the process for return or replacement of R5F571MJGDLJ#20?
All R5F571MJGDLJ#20 units undergo pre-shipment inspection (PSI). If there is an issue with R5F571MJGDLJ#20, 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 R5F571MJGDLJ#20 part is unused and in its original packaging.
Return procedure for R5F571MJGDLJ#20:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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