Renesas R5F56609CGFN#10

Overview

R5F56609CGFN#10 from Renesas is a 120-MHz 32-bit RXv3 microcontroller with integrated FPU, 1 Mbyte code flash, 128 Kbytes SRAM, and 32 Kbytes data flash. It features CAN FD (ISO 11898-1:2015), 12-bit A/D (24 channels), 12-bit D/A (2 channels), RTC with sub-clock support, and operates from 2.7–5.5 V across –40°C to +105°C. It targets industrial motor control and automotive body electronics requiring functional safety compliance.

For engineers reviewing the R5F56609CGFN#10 datasheet, R5F56609CGFN#10 pinout, R5F56609CGFN#10 application, or R5F56609CGFN#10 equivalent, key selection criteria include its 144-pin LFQFP (PLQP0144KA-B) package, JTAG/FINE debug interfaces, IEC60730-ready self-test features (oscillation-stop detection, RAM test assist, CRC, CAC), and dual D/A outputs usable as analog comparator references.

Technical Context

The R5F56609CGFN#10 implements the RXv3 CPU core with single-cycle instruction execution, IEEE 754-compliant FPU, and 16 register banks for fast context switching. Its clock system integrates PLL, HOCO (16/18/20 MHz), LOCO (240 kHz), and IWDT-dedicated oscillator, enabling independent domain clocks: ICLK up to 120 MHz, PCLKA up to 120 MHz (MTU3a, RSPI), PCLKB up to 60 MHz (TMRb, CMT), and ADCLK up to 60 MHz (S12ADH).

Peripheral integration includes ELC for interrupt-free inter-module triggering (83 internal events), MTU3a with 9 channels supporting complementary PWM with programmable dead time, and CAN FD with ISO 11898-1:2015 compliance for high-speed automotive communication. Safety features include MPU (8 regions), Trusted Memory (TM) for code protection, and register write protection for critical control registers.

Key Specifications

Pinout & Package

Package: PLQP0144KA-B - 144-pin Low-profile Quad Flat Package, 20 mm × 20 mm, 0.5 mm pitch, exposed thermal pad.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R5F56609CGFN#10, R5F56608CGFN#10 reduces debug capability and memory for lower BOM cost, while R5F566T9CGFN#10 trades CAN FD for USB-neither is pin-compatible nor functionally interchangeable without hardware and firmware redesign.

Availability

R5F56609CGFN#10 is available at Aetrix Electronics and suitable for industrial motor control, automotive body electronics, and smart energy metering requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for R5F56609CGFN#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 automotive, industrial, and IoT markets.

The RX660 Group, including R5F56609CGFN#10, was designed for functional-safety-critical applications in industrial automation and automotive body electronics-integrating IEC60730 compliance features, robust clock monitoring, and hardware-assisted real-time control.

FAQ

What is the maximum operating frequency and core architecture of the R5F56609CGFN#10?

The R5F56609CGFN#10 operates at a maximum frequency of 120 MHz using the 32-bit RXv3 CPU core. It delivers 709 CoreMark performance and includes a single-precision IEEE 754 floating-point unit, 16 register banks for fast context switching, and support for little-endian or big-endian data arrangement. The R5F56609CGFN#10's instruction set includes 113 instructions covering basic, DSP, and floating-point operations.

Does the R5F56609CGFN#10 support CAN FD, and what is its compliance level?

Yes, the R5F56609CGFN#10 integrates one CAN FD module compliant with ISO 11898-1:2015, supporting both standard and extended frames with bit rates up to 5 Mbps. It includes built-in message filtering, FIFO buffering, and error handling-enabling robust communication in automotive and industrial networks. The R5F56609CGFN#10 requires external CAN transceivers and proper PCB layout per ISO 11898-2 for physical layer implementation.

What are the memory resources available on the R5F56609CGFN#10?

The R5F56609CGFN#10 includes 1 Mbyte of on-chip code flash memory (with no-wait access at 120 MHz), 32 Kbytes of reprogrammable data flash (rated for 100,000 erase/write cycles), and 128 Kbytes of SRAM (no wait states). It also features a 12-byte unique ID and Trusted Memory (TM) functionality to protect selected flash regions from unauthorized read access-critical for secure firmware deployment in the R5F56609CGFN#10.

How does the R5F56609CGFN#10 support functional safety standards like IEC60730?

The R5F56609CGFN#10 includes multiple hardware features for IEC60730 Class B compliance: oscillation-stoppage detection for main/sub clocks, A/D disconnection monitoring, clock frequency accuracy measurement circuit (CAC), CRC calculator (CRCA), RAM test assist via DOC, and register write protection. These are documented in the R5F56609CGFN#10 datasheet and supported by Renesas' Functional Safety Package-including diagnostic software libraries and safety manuals.

What package type and thermal characteristics does the R5F56609CGFN#10 use?

The R5F56609CGFN#10 uses the PLQP0144KA-B package: a 144-pin Low-profile Quad Flat Package measuring 20 mm × 20 mm with 0.5 mm pitch and an exposed thermal pad. It is rated for the G-version industrial temperature range of –40°C to +105°C and operates from a 2.7–5.5 V supply. The R5F56609CGFN#10's thermal resistance (θJA) is 30°C/W under standard JEDEC conditions, requiring appropriate PCB copper pour and airflow for sustained 120 MHz operation.