Renesas R5F56609GGFB#10

Overview

R5F56609GGFB#10 from Renesas is a 120-MHz 32-bit RXv3 core MCU with 1 Mbyte code flash, 128 Kbytes SRAM, 32 Kbytes data flash, integrated CAN FD, 12-bit A/D and D/A converters, RTC, and hardware FPU-designed for industrial control, motor drive, and safety-critical embedded systems operating from –40°C to +105°C.

For engineers reviewing the R5F56609GGFB#10 datasheet, R5F56609GGFB#10 pinout, R5F56609GGFB#10 application, or R5F56609GGFB#10 equivalent, key selection factors include its 144-pin LFQFP (PLQP0144KA-B) package, JTAG/FINE debug support, IEC60730-compliant self-test features, and full peripheral set including MTU3a timers, ELC event linking, and dual-channel 12-bit D/A output usable as comparator reference.

Technical Context

The R5F56609GGFB#10 implements the RXv3 CPU core with single-cycle instruction execution, IEEE 754-compliant single-precision FPU, and 16-register bank save for fast context switching. It supports little- or big-endian data arrangement and includes a memory protection unit (MPU) with eight configurable regions.

Its clock system integrates main (8–24 MHz crystal), sub-clock (32.768 kHz), and on-chip oscillators (LOCO/HOCO/IWDT-dedicated), with independent PLL and frequency dividers for ICLK (up to 120 MHz), PCLKA (120 MHz), PCLKB (60 MHz), PCLKD (60 MHz), FCLK (60 MHz), and BCLK (40 MHz). The ELC enables interrupt-free inter-module triggering across sleep modes.

Key Specifications

Pinout & Package

Package: 144-pin LFQFP (PLQP0144KA-B), 20 × 20 mm, 0.5 mm pitch, lead-free, RoHS compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56609GGFB#10, the R5F56608GDFB#10 reduces I/O count and eliminates RTC/JTAG to lower cost and size, while the R5F566T9GDFB#10 trades CAN FD for motor-specific peripherals-making R5F56609GGFB#10 the optimal choice for mixed-signal, safety-certifiable, networked industrial controllers requiring full feature integration.

Availability

R5F56609GGFB#10 is available at Aetrix Electronics and suitable for industrial PLC I/O modules, motor drive inverters, automotive BCMs, and smart energy gateways requiring stable component supply across extended temperature and long product lifecycles.

Supply support for R5F56609GGFB#10 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 specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The RX660 Group-including R5F56609GGFB#10-is designed for high-reliability industrial automation and safety-critical embedded systems, integrating IEC60730 compliance features, robust analog peripherals, and real-time deterministic control capabilities.

FAQ

What is the maximum operating frequency and core architecture of the R5F56609GGFB#10?

The R5F56609GGFB#10 operates at a maximum frequency of 120 MHz using the 32-bit RXv3 CPU core, delivering 709 CoreMark performance. It includes a single-precision IEEE 754 floating-point unit (FPU), 16-register bank save for fast context switching, and support for both little- and big-endian data arrangements. Its instruction set comprises 113 instructions, including 11 FPU and 23 DSP operations.

Does the R5F56609GGFB#10 support CAN FD, and what standard does it comply with?

Yes, the R5F56609GGFB#10 integrates one CAN FD module compliant with ISO 11898-1:2015, supporting both standard (11-bit) and extended (29-bit) frame formats. It enables high-speed data transfer up to 5 Mbps in the data phase while maintaining backward compatibility with classical CAN networks, making it suitable for automotive diagnostics and industrial fieldbus applications requiring bandwidth scalability.

What are the memory resources available on the R5F56609GGFB#10?

The R5F56609GGFB#10 includes 1 Mbyte of on-chip code flash memory with zero-wait-state access at 120 MHz, 32 Kbytes of reprogrammable data flash rated for 100,000 erase/write cycles, and 128 Kbytes of SRAM with no wait states. It also features a 12-byte unique ID and Trusted Memory (TM) functionality to protect critical code regions against unauthorized read access.

How does the R5F56609GGFB#10 support functional safety standards like IEC60730?

The R5F56609GGFB#10 provides hardware-assisted IEC60730 compliance through oscillation-stoppage detection, self-diagnostic A/D functions, analog input disconnection detection, clock frequency accuracy measurement (CAC), CRC calculation (CRCA), register write protection, and RAM test assistance via the Data Operation Circuit (DOCA). These features collectively enable Class B safety certification for household and industrial appliances.

What package type and pin count does the R5F56609GGFB#10 use?

The R5F56609GGFB#10 uses a 144-pin Low-Profile Quad Flat Package (LFQFP) with part number PLQP0144KA-B, measuring 20 × 20 mm with 0.5 mm pitch. This package supports 130 general-purpose I/O pins (configured with JTAG and sub-clock oscillator enabled), four 5-V tolerant pins, and full peripheral routing including CAN FD, multiple SCI channels, and MTU3a timer outputs.

Can the R5F56609GGFB#10 operate in low-power modes while maintaining RTC functionality?

Yes, the R5F56609GGFB#10 supports deep software standby mode where the CPU and most peripherals are halted, yet the RTC continues running using the 32.768 kHz sub-clock oscillator. This mode enables ultra-low power consumption while preserving calendar time, alarm interrupts, and time-capture capability-critical for battery-backed industrial timers and energy metering applications.