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Renesas R5F5651EDGLJ#20
- Part No.:
- R5F5651EDGLJ#20
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-TFLGA
- Datasheet:
-
R5F5651EDGLJ#20.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 100TFLGA
- Quantity:
- Payment:
- Shipping:
Inventory:416
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Product details
Overview
R5F5651EDGLJ#20 from Renesas is a 120-MHz 32-bit RXv2 core MCU with single-precision IEEE-754 FPU, 240 DMIPS performance, 2 MB on-chip code flash (dual-bank), 640 KB SRAM, and integrated Ethernet MAC, CAN, SD host/slave, QSPI, and GLCDC for embedded HMI and industrial connectivity applications.
For engineers reviewing the R5F5651EDGLJ#20 datasheet, R5F5651EDGLJ#20 pinout, R5F5651EDGLJ#20 application, or R5F5651EDGLJ#20 equivalent, this device supports IEC60730-compliant safety functions, real-time clock with battery backup, AES-128/192/256 encryption, and 136 GPIOs with 5-V tolerance - critical for secure, high-integration industrial control and networked edge devices.
Technical Context
The R5F5651EDGLJ#20 implements the RXv2 CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and memory protection unit (MPU) supporting eight configurable regions. It executes at up to 120 MHz with 240 DMIPS and integrates dual-bank flash enabling background programming and safe firmware updates.
Its peripheral subsystem includes Ethernet MAC + RMII/MII PHY support, two CAN channels (ISO 11898-1, 32 mailboxes each), 13 SCI channels (asynchronous/smart-card/SPI/I²C modes), three RSPI, one QSPI, SDHI/SDSI/MMCIF, PDC for CMOS camera input, GLCDC with 3-plane overlay, and DRW2D hardware-accelerated 2D graphics rendering.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv2 32-bit, 120 MHz max, 240 DMIPS, IEEE-754 single-precision FPU |
| Memory | 2 MB code flash (dual-bank, BGO supported), 640 KB SRAM (no wait states), 32 KB data flash (100k write cycles) |
| Connectivity | Ethernet MAC + PHY, 2× CAN, 13× SCI, 3× RSPI, 1× QSPI, SDHI/SDSI/MMCIF, USB 2.0 FS host/function/OTG |
| Analog | Two 12-bit A/D converters (8+21 ch), 2× 12-bit D/A, on-chip temperature sensor (±1°C) |
| Security & Safety | AES-128/192/256, TSIP, MPU, CRC calculator (8/32-bit), IWDT with window function, IEC60730 self-diagnostic features |
| Package & Temp | LFBGA-176 (PLQP0176KB-A, 24 × 24 mm, 0.5-mm pitch), –40°C to +85°C (D-version) |
| I/O & Timers | 136 GPIOs (5-V tolerant, open-drain, pull-up), 25+ timers including MTU3a (9-ch), TPUa (6-ch), CMTW (2×32-bit) |
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 | Power supply inputs | Core/analog power rails (2.7–3.6 V); separate domains enable noise isolation for ADC/DAC |
| RES#, RESET | Reset control | Active-low hardware reset with internal POR and LVD monitoring across multiple voltage thresholds |
| XTAL, EXTAL | External crystal interface | Supports 8–24 MHz crystal for main clock; enables precise timing and low-jitter PLL operation |
| ETH_MDC, ETH_MDIO, ETH_TXD[3:0], ETH_RXD[3:0] | Ethernet physical layer interface | Direct RMII/MII connection to external PHY; no external transceiver required in RMII mode |
| CAN0_TX, CAN0_RX, CAN1_TX, CAN1_RX | CAN bus transceiver I/O | Differential signal pairs compliant with ISO 11898-1; support high-speed CAN up to 1 Mbps |
| SD0_CLK, SD0_CMD, SD0_DAT[3:0] | SD host interface signals | 4-bit SD bus supporting high-speed mode (25 MB/s); includes built-in CRC7/CRC16 and card detection logic |
Key Features
| Feature | Design Value |
|---|---|
| Dual-bank flash architecture | Enables seamless firmware updates without halting execution - critical for OTA and fail-safe field upgrades |
| Integrated GLCDC + DRW2D | Hardware-accelerated 2D graphics rendering and multi-layer LCD composition eliminate CPU load for HMI display tasks |
| IEC60730 safety suite | Includes oscillation-stop detection, CRC calculator, IWDT windowing, register write protection, and A/D self-test for Class B compliance |
| Secure boot & Trusted Memory (TM) | Prevents unauthorized read-out of firmware; TM target area allows CPU-only instruction fetch, blocking debug access |
| Event Link Controller (ELC) | 83 internal event signals routed without CPU intervention - reduces latency and ISR overhead for time-critical peripherals |
Applications
| Industrial PLC HMI | Smart Energy Gateway |
|---|---|
Use Scenario: Local operator interface for programmable logic controllers with touch-screen display, real-time diagnostics, and local data logging. IC Role / Device Role / Timing Role: Main application processor handling GUI rendering via GLCDC/DRW2D, Ethernet-based Modbus TCP communication, and CAN-connected I/O modules. Use Value: Integrated 2D graphics engine and 640 KB SRAM eliminate external frame buffer RAM; dual-bank flash enables safe firmware updates during runtime. |
Use Scenario: Multi-protocol energy gateway aggregating data from smart meters (via M-Bus, RS485), solar inverters (CAN), and cloud (Ethernet/WiFi via external MAC). IC Role / Device Role / Timing Role: Central protocol translator and security enforcer with AES encryption, RTC timestamping, and IEC60730-certified diagnostics. Use Value: On-chip AES and TSIP accelerate secure TLS handshake; dual CAN channels isolate meter and inverter networks; SDHI supports local firmware rollback storage. |
| Medical Patient Monitor | Building Automation Controller |
Use Scenario: Portable patient monitor with ECG waveform capture, OLED/LCD display, Bluetooth LE (via UART-to-module), and battery-backed real-time logging. IC Role / Device Role / Timing Role: Real-time data acquisition hub using PDC for analog front-end sync, 12-bit A/D for signal digitization, and RTC with VBATT backup. Use Value: Temperature sensor and A/D self-diagnostic meet IEC62304 safety requirements; standby RAM preserves context during deep sleep; 5-V tolerant I/O simplifies sensor interfacing. |
Use Scenario: DIN-rail mounted HVAC controller managing zone valves, CO₂ sensors, and lighting via BACnet MS/TP (RS485) and KNX (TP1). IC Role / Device Role / Timing Role: Deterministic real-time controller running scheduler-driven tasks with MTU3 PWM outputs for valve actuation and SCIg for legacy fieldbus bridging. Use Value: Four low-power modes reduce standby current to sub-mA levels; 136 GPIOs support mixed digital/analog sensor inputs; on-chip CRC accelerates BACnet message integrity checks. |
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 |
|---|---|---|---|
| R5F5651EDFPJ#20 | LQFP-176 package (24 × 24 mm, 0.5-mm pitch), identical electrical specs and peripheral set | Better suited for prototyping and manual soldering; less suitable for high-density PCBs requiring fine-pitch BGA | Select when board assembly uses reflow-compatible LQFP or requires easier debug probe access |
| R5F5651EDGLJ#30 | Same LFBGA-176 package but rated for –40°C to +105°C (G-version); otherwise identical flash/SRAM/peripherals | Required for under-hood automotive or high-temp industrial enclosures where ambient exceeds 85°C | Choose for extended temperature operation without changing layout or firmware |
Compared with R5F5651EDGLJ#20, the R5F5651EDFPJ#20 offers identical functionality in an LQFP package for simplified assembly, while R5F5651EDGLJ#30 extends operating range to +105°C - both preserve full software compatibility and require no firmware changes.
Availability
R5F5651EDGLJ#20 is available at Aetrix Electronics and suitable for industrial automation, medical edge devices, and smart energy gateways requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for R5F5651EDGLJ#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 industrial, automotive, and enterprise applications.
The RX65N/RX651 Group - including R5F5651EDGLJ#20 - was designed for high-integration, safety-certifiable industrial HMI and networked control systems requiring rich connectivity, graphics acceleration, and functional safety features.
FAQ
What is the maximum operating frequency and core type of the R5F5651EDGLJ#20?
The R5F5651EDGLJ#20 features a 32-bit RXv2 CPU core with a maximum operating frequency of 120 MHz, delivering 240 DMIPS performance. It includes a single-precision IEEE-754 floating-point unit and supports variable-length instructions for ultra-compact code density. This specification is confirmed in the official Renesas datasheet R01DS0276EJ0240 Rev.2.40.
Does the R5F5651EDGLJ#20 support dual-bank flash for firmware updates?
Yes, the R5F5651EDGLJ#20 supports dual-bank flash architecture, enabling background programming and safe firmware updates without interrupting application execution. This allows one bank to run while the other is being reprogrammed - a key feature for over-the-air (OTA) updates and fail-safe field maintenance in industrial deployments.
What package type and pin count does the R5F5651EDGLJ#20 use?
The R5F5651EDGLJ#20 uses a 176-pin LFBGA package designated PLQP0176KB-A, measuring 24 × 24 mm with 0.5-mm pitch. It is RoHS-compliant and lead-free. This package supports all 136 GPIOs, including 5-V tolerant pins, and is optimized for high-density industrial PCB layouts.
Which communication interfaces are integrated into the R5F5651EDGLJ#20?
The R5F5651EDGLJ#20 integrates Ethernet MAC with RMII/MII PHY support, two CAN 2.0B channels (32 mailboxes each), 13 SCI channels (with SPI/I²C/smart-card modes), three RSPI, one QSPI, SD host/slave interfaces, USB 2.0 FS host/function/OTG, and MMCIF. These are fully documented in the peripheral overview of R01DS0276EJ0240.
Is the R5F5651EDGLJ#20 qualified for IEC60730 functional safety compliance?
Yes, the R5F5651EDGLJ#20 includes dedicated hardware features for IEC60730 Class B compliance: oscillation-stop detection, frequency measurement, CRC calculator (CRCA), independent watchdog timer (IWDT) with window function, register write protection, and A/D converter self-diagnostic capability - all explicitly listed in the datasheet's safety features section.
R5F5651EDGLJ#20 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-TFLGA
- Series:
- RX651
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RXv2
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, LINbus, MMC/SD, QSPI, SCI, SPI, UART/USART, USB
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 78
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 640K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 22x12b; D/A 1x12b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F5651EDGLJ#20 FAQ
1.How can I place an order for R5F5651EDGLJ#20 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F5651EDGLJ#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 R5F5651EDGLJ#20 reliable?
The price and inventory of R5F5651EDGLJ#20 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F5651EDGLJ#20 is usually 5 days.
3.What payment methods are accepted for R5F5651EDGLJ#20?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F5651EDGLJ#20 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F5651EDGLJ#20?
R5F5651EDGLJ#20 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F5651EDGLJ#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 R5F5651EDGLJ#20?
For technical support, including R5F5651EDGLJ#20 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F5651EDGLJ#20 requirements.
6.How does Aetrix verify that R5F5651EDGLJ#20 is sourced from the original manufacturer or authorized distributors?
All R5F5651EDGLJ#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 R5F5651EDGLJ#20 meets industry standards.
7.What is the process for return or replacement of R5F5651EDGLJ#20?
All R5F5651EDGLJ#20 units undergo pre-shipment inspection (PSI). If there is an issue with R5F5651EDGLJ#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 R5F5651EDGLJ#20 part is unused and in its original packaging.
Return procedure for R5F5651EDGLJ#20:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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