Renesas R5F565N7BGLK#20

Overview

R5F565N7BGLK#20 from Renesas is a 32-bit RXv2 microcontroller with 120 MHz max operating frequency, 240 DMIPS performance, single-precision IEEE-754 FPU, 2 MB on-chip code flash memory (dual-bank), and 640 KB SRAM. It integrates Ethernet MAC, CAN 2.0B (2 channels), SD host/slave interfaces, QSPI, GLCDC, DRW2D, and hardware AES/TSIP encryption - designed for industrial HMI, networked gateways, and secure IoT edge controllers.

For engineers reviewing the R5F565N7BGLK#20 datasheet, R5F565N7BGLK#20 pinout, R5F565N7BGLK#20 application, or R5F565N7BGLK#20 equivalent, key selection considerations include its 176-pin LFBGA package (PLQP0176KB-A), -40°C to +85°C temperature grade, dual-bank flash for safe firmware updates, integrated Ethernet PHY support, and IEC60730-compliant safety features including CRC, IWDT, and self-diagnostic A/D.

Technical Context

The R5F565N7BGLK#20 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It supports both little-endian and big-endian data arrangement, includes two 72-bit accumulators, and executes 32×32→64-bit multiply in one cycle and 32÷32 division in two cycles.

Its clock system combines external crystal (8–24 MHz), internal HOCO (16/18/20 MHz), LOCO (240 kHz), and PLL for flexible domain partitioning: ICLK up to 120 MHz for CPU, PCLKA up to 120 MHz for ETHERC/EDMAC/AES/GLCDC/DRW2D, and PCLKB up to 60 MHz for most peripherals including S12AD units.

Key Specifications

Pinout & Package

Package: PLQP0176KB-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array (LFBGA), 24 mm × 24 mm, 0.5 mm ball pitch, 136 general-purpose I/O pins (5-V tolerant on 19 pins), 1 dedicated input pin, full pull-up/open-drain support.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F565N7BGLK#20, the R5F565NEDFLK#20 reduces memory capacity for lower-cost deployments, while the R5F566NEDFLK#20 delivers higher performance and stronger cryptography in the same package - enabling scalable platform design across product tiers.

Availability

R5F565N7BGLK#20 is available at Aetrix Electronics and suitable for industrial HMI, secure networked PLCs, and smart energy meter hubs requiring stable component supply, long-term manufacturability, and guaranteed lifecycle support.

Supply support for R5F565N7BGLK#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 Corporation is a global semiconductor leader delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, infrastructure, and IoT markets.

The RX65N Group - including R5F565N7BGLK#20 - was engineered for high-integration industrial edge applications demanding real-time performance, rich connectivity, graphics capability, and functional safety compliance.

FAQ

What is the maximum operating frequency and CPU performance of the R5F565N7BGLK#20?

The R5F565N7BGLK#20 operates at a maximum frequency of 120 MHz and delivers 240 DMIPS of processing performance using the RXv2 CPU core. Its single-precision IEEE-754 floating-point unit enables efficient math-intensive tasks such as motor control algorithms and sensor fusion - critical for real-time industrial applications where the R5F565N7BGLK#20 serves as the primary control engine.

Does the R5F565N7BGLK#20 support dual-bank flash for safe firmware updates?

Yes, the R5F565N7BGLK#20 includes a 2 MB dual-bank code flash memory architecture that allows background programming of one bank while executing from the other. This enables atomic firmware swaps without system interruption - a key requirement for unattended industrial gateways where the R5F565N7BGLK#20 must maintain uptime during over-the-air updates.

What Ethernet interface options does the R5F565N7BGLK#20 provide?

The R5F565N7BGLK#20 integrates a full Ethernet MAC with an on-die PHY supporting both MII and RMII modes at 10/100 Mbps. It includes dedicated MDIO/MDC pins for PHY register access, wake-on-LAN capability, and IEEE 802.3x flow control - eliminating external PHY components and simplifying layout for compact industrial networking designs using the R5F565N7BGLK#20.

How does the R5F565N7BGLK#20 support IEC60730 Class B functional safety?

The R5F565N7BGLK#20 provides hardware-enforced IEC60730 Class B compliance features including oscillation-stop detection, CRC calculator (CRCA), independent watchdog timer (IWDT) with windowing, A/D converter self-diagnostic mode, and register write protection. These capabilities are documented in Renesas' safety manual and directly implemented in silicon - making the R5F565N7BGLK#20 suitable for certified industrial control systems.

What graphics and display capabilities are integrated into the R5F565N7BGLK#20?

The R5F565N7BGLK#20 integrates a Graphic-LCD Controller (GLCDC) supporting up to 3 overlay planes and a 2D Drawing Engine (DRW2D) for hardware-accelerated vector graphics, bit blitting, and rotation. Together they enable smooth GUI rendering on TFT displays up to WXGA resolution - reducing CPU load and power consumption in HMI applications where the R5F565N7BGLK#20 acts as the display subsystem controller.