Renesas R5F56609BDFL#10

Overview

R5F56609BDFL#10 from Renesas is a 32-bit RXv3 microcontroller operating at up to 120 MHz, featuring 1 Mbyte on-chip code flash, 128 Kbytes SRAM, 32 Kbytes data flash, CAN FD interface, 12-bit A/D and D/A converters, and real-time clock with sub-clock oscillator support - deployed in industrial motor control, factory automation I/O modules, and smart sensor edge nodes.

For engineers reviewing the R5F56609BDFL#10 datasheet, R5F56609BDFL#10 pinout, R5F56609BDFL#10 application, or R5F56609BDFL#10 equivalent, key selection criteria include its 144-pin LFQFP (PLQP0144KA-B) package with JTAG/FINE debug, 2.7–5.5 V single-supply operation, IEC60730 safety features, and full peripheral set including MTU3a timer, ELC event linking, and dual-channel 12-bit D/A for analog feedback loops.

Technical Context

The R5F56609BDFL#10 implements the RXv3 CPU core with single-precision FPU compliant with IEEE 754, supporting 709 CoreMark at 120 MHz and collective register bank save for fast interrupt response. It integrates an MPU for memory protection and Trusted Memory (TM) to secure firmware in code flash.

Its clock system combines an 8–24 MHz main crystal oscillator, 32.768 kHz sub-clock for RTC, and internal HOCO/LOCO oscillators, with independent PLL and IWDT-dedicated 120 kHz oscillator. Peripheral clocks are independently configurable: PCLKA up to 120 MHz (MTU3a, RSPI), PCLKB up to 60 MHz (TMR, CMT), and ADCLK up to 60 MHz for S12ADH.

Key Specifications

Pinout & Package

Package: 144-pin LFQFP (PLQP0144KA-B), 20 × 20 mm, 0.5 mm pitch, lead-free, RoHS-compliant. Includes dedicated JTAG and FINE debug pins, 130 general-purpose I/O pins (4 with 5-V tolerance), and dedicated power/ground pairs for analog/digital separation.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56608BDFL#10, the R5F56609BDFL#10 provides double code flash capacity for complex control algorithms and secure boot partitions, while R5F56609BDGL#10 extends thermal range without altering firmware or layout - making R5F56609BDFL#10 the balanced choice for most industrial applications requiring full feature set and standard temperature grade.

Availability

R5F56609BDFL#10 is available at Aetrix Electronics and suitable for industrial motor control, factory I/O modules, and smart sensor edge nodes requiring stable component supply, long-term lifecycle support, and traceable sourcing.

Supply support for R5F56609BDFL#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 is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and IoT markets.

The RX660 Group, including R5F56609BDFL#10, was designed for high-performance, functional-safety-compliant industrial control applications - integrating real-time responsiveness, robust communication, and embedded safety features in a single chip.

FAQ

What is the maximum operating frequency and CoreMark score of the R5F56609BDFL#10?

The R5F56609BDFL#10 operates at a maximum frequency of 120 MHz and achieves 709 CoreMark in benchmark testing. This performance level is enabled by the RXv3 CPU core with optimized pipeline, on-chip FPU, and zero-wait-state 120 MHz access to both 1 Mbyte code flash and 128 Kbytes SRAM - making R5F56609BDFL#10 suitable for demanding real-time control tasks such as motor FOC and multi-axis motion profiling.

Does the R5F56609BDFL#10 support CAN FD, and what standards does it comply with?

Yes, the R5F5609BDFL#10 includes one CAN FD module compliant with ISO 11898-1:2015, supporting both standard and extended frames. It operates at up to 5 Mbps in the FD data phase and maintains backward compatibility with classical CAN 2.0B at 1 Mbps arbitration - enabling seamless integration into modern industrial networks requiring higher bandwidth and payload efficiency, as implemented in the R5F56609BDFL#10's integrated CANFD peripheral.

What debug interfaces are available on the R5F56609BDFL#10?

The R5F56609BDFL#10 supports both JTAG (IEEE 1149.1) and FINE (single-wire) debugging interfaces. JTAG provides full boundary-scan capability, high-speed emulation, and flash programming, while FINE enables minimal-pin debugging in space-constrained designs. Both interfaces are active simultaneously and supported by Renesas' e2 studio and CS+ toolchains - ensuring flexible development and production test access for the R5F56609BDFL#10.

How does the R5F56609BDFL#10 meet IEC60730 safety requirements?

The R5F56609BDFL#10 integrates multiple hardware features for IEC60730 Class B compliance: oscillation-stop detection, clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with window function, RAM test-assist via DOC, CRCA for data integrity, and register write protection. These are documented in the R5F56609BDFL#10 datasheet and supported by Renesas' safety manual - enabling certified self-test routines without external components.

What is the package type and pin count of the R5F56609BDFL#10?

The R5F56609BDFL#10 is housed in a 144-pin LFQFP package (PLQP0144KA-B), measuring 20 × 20 mm with 0.5 mm pitch. It provides 130 general-purpose I/O pins (including 4 with 5-V tolerance), dedicated JTAG/FINE debug pins, and separate analog/digital power domains - matching the mechanical and thermal requirements of industrial control boards where the R5F56609BDFL#10 is commonly deployed.