Renesas R5F5651CDGFC#V0

Overview

R5F5651CDGFC#V0 from Renesas is a 32-bit RXv2 core microcontroller operating at up to 120 MHz (240 DMIPS), featuring 1 MB on-chip code flash, 256 KB SRAM, single-precision IEEE-754 FPU, Ethernet MAC, dual CAN channels, SD host/slave interfaces, and hardware AES/TSIP encryption. It targets industrial HMI, networked gateway, and secure edge node applications requiring real-time control with rich connectivity.

For engineers reviewing the R5F5651CDGFC#V0 datasheet, R5F5651CDGFC#V0 pinout, R5F5651CDGFC#V0 application, or R5F5651CDGFC#V0 equivalent, key selection considerations include its 176-pin LFBGA package, -40°C to +85°C temperature grade, dual-bank flash for safe firmware updates, integrated GLCDC+DRW2D for graphical UI rendering, and IEC60730 safety support including CRC, IWDT, and self-diagnostic A/D functions.

Technical Context

The R5F5651CDGFC#V0 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code. It integrates dual-clock domain operation: ICLK up to 120 MHz for CPU and PCLKA-synchronized peripherals (ETHERC, GLCDC, DRW2D), and PCLKB up to 60 MHz for most other modules including S12AD units and MTU3 timers.

Its memory subsystem includes 1 MB dual-bank code flash (no wait states ≤50 MHz, 1-wait ≤100 MHz), 256 KB zero-wait SRAM, 32 KB data flash rated for 100,000 erase/write cycles, and 8 KB standby RAM backed by VBATT. Peripheral integration centers on deterministic real-time I/O via ELC event linking, supporting synchronized trigger chains across TPU, MTU3, A/D, and D/A modules without CPU intervention.

Key Specifications

Pinout & Package

Package: PLBG0176GA-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array (LFBGA), 13 mm × 13 mm body, 0.8 mm ball pitch, RoHS-compliant, lead-free.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F5651CDGFC#V0, the R5F565NEDGFC#V0 offers scalable memory for complex connectivity stacks without layout change, while the R5F566TEHDFP#V0 trades general-purpose I/O and graphics capability for deterministic motor control features - making the R5F5651CDGFC#V0 optimal for HMI-centric, security-aware edge nodes where balanced peripheral integration matters most.

Availability

R5F5651CDGFC#V0 is available at Aetrix Electronics and suitable for industrial HMI, smart gateway, and secure edge node applications requiring stable component supply, long-term lifecycle support, and traceable sourcing for production programs.

Supply support for R5F5651CDGFC#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 delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT markets, with over 40 years of microcontroller innovation.

The RX65N/RX651 group was designed specifically for industrial human-machine interfaces and networked edge devices requiring robust real-time performance, rich connectivity, and hardware-enforced security - exemplified by the R5F5651CDGFC#V0's integrated GLCDC, Ethernet MAC, and TSIP engine.

FAQ

What is the maximum operating frequency and core type of the R5F5651CDGFC#V0?

The R5F5651CDGFC#V0 features a 32-bit RXv2 CPU core with a maximum operating frequency of 120 MHz, delivering 240 DMIPS performance. Its Harvard architecture with 5-stage pipeline and variable-length instruction set enables efficient code density and deterministic interrupt response - essential for real-time industrial control tasks executed by the R5F5651CDGFC#V0.

Does the R5F5651CDGFC#V0 support hardware encryption and safety certification features?

Yes, the R5F5651CDGFC#V0 integrates AES-128/192/256 engines, Trusted Secure IP (TSIP) for key management, Memory Protection Unit (MPU), Trusted Memory (TM) for code protection, CRC calculator (CRCA), independent watchdog timer (IWDT) with window function, and A/D self-diagnostic capabilities - all supporting IEC60730 Class B compliance requirements for the R5F5651CDGFC#V0 in safety-critical applications.

What package type and pin count does the R5F5651CDGFC#V0 use?

The R5F5651CDGFC#V0 uses a PLBG0176GA-A package: a 176-pin Low-Profile Fine-Pitch Ball Grid Array with 13 mm × 13 mm body size and 0.8 mm ball pitch. This LFBGA package supports high I/O density (136 general-purpose pins) and thermal performance required for sustained 120 MHz operation in the R5F5651CDGFC#V0.

Can the R5F5651CDGFC#V0 drive a graphic LCD display directly?

Yes, the R5F5651CDGFC#V0 includes a dedicated Graphic-LCD Controller (GLCDC) supporting 24-bit RGB parallel output, programmable timing (HSYNC/VSYNC/DE/CLK), and three-layer plane composition. Combined with the 2D Drawing Engine (DRW2D), it enables direct driving of WXGA-resolution displays without external graphics ICs - a core capability of the R5F5651CDGFC#V0 for HMI applications.

What are the key differences between the R5F5651CDGFC#V0 and R5F565NEDGFC#V0?

The R5F5651CDGFC#V0 (1 MB flash, 256 KB SRAM) and R5F565NEDGFC#V0 (2 MB flash, 640 KB SRAM) share identical peripherals, pinout, and package. The R5F565NEDGFC#V0 adds memory capacity for larger firmware images and frame buffers - making it suitable when application complexity exceeds the R5F5651CDGFC#V0's memory limits, while maintaining full hardware compatibility.