Renesas R5F56609CGFB#10
- Part No.:
- R5F56609CGFB#10
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
R5F56609CGFB#10.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 144LQFP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F56609CGFB#10 from Renesas is a 32-bit RXv3 microcontroller with 120 MHz maximum operating frequency, 1 Mbyte on-chip code flash, 128 Kbytes SRAM, and integrated CAN FD, 12-bit A/D and D/A converters, RTC, and remote control signal receiver. It operates from a single 2.7–5.5 V supply and supports industrial temperature range (–40°C to +105°C), targeting motor control, industrial automation, and safety-compliant embedded systems.
For engineers reviewing the R5F56609CGFB#10 datasheet, R5F56609CGFB#10 pinout, R5F56609CGFB#10 application, or R5F56609CGFB#10 equivalent, key selection considerations include its 144-pin LFQFP package (PLQP0144KA-B), JTAG/FINE debug support, IEC60730-ready safety features (MPU, CRC, self-diagnostic A/D, IWDT), and full peripheral set including MTU3a timer, ELC, and dual-channel 12-bit D/A for analog feedback loops.
Technical Context
The R5F56609CGFB#10 implements the RXv3 CPU core with single-precision FPU compliant with IEEE 754, supporting 709 CoreMark at 120 MHz. 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 fine-grained peripheral clock domains (ICLK up to 120 MHz, PCLKA/B/D up to 120/60/60 MHz).
It features hardware-accelerated safety functions including memory protection unit (MPU) with eight configurable regions, Trusted Memory (TM) for code flash read protection, register write protection, CAC for clock accuracy monitoring, and DOCA for 32-bit data operation - all aligned with IEC60730 Class B requirements. The ELC enables interrupt-free inter-module event chaining (e.g., MTU trigger → A/D conversion → DMA transfer).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv3 32-bit with single-precision FPU, 709 CoreMark @ 120 MHz - enables real-time math-intensive tasks like motor vector control without software emulation. |
| Max Operating Frequency | 120 MHz system clock (ICLK) - supports deterministic execution of time-critical control loops within sub-microsecond deadlines. |
| Memory | 1 Mbyte code flash (no-wait access), 32 Kbytes data flash (100k erase cycles), 128 Kbytes SRAM - sufficient for complex firmware with field-upgradable parameters and runtime data logging. |
| Analog Peripherals | 24-channel 12-bit A/D (0.9 µs min conversion), 2-channel 12-bit D/A (0–AVCC0 output), 4-channel analog comparator - enables closed-loop analog sensing and actuation in motor drives and power supplies. |
| Communication | CAN FD (ISO 11898-1:2015), 13 SCI channels (including LIN-capable SCIh), 2 RIIC, 1 RSPI (30 Mbps), 1 REMC - supports multi-protocol industrial networking and remote IR command handling. |
| Safety & Debug | MPU, TM, CRCA (8/32-bit CRC), CAC, DOCA, IWDT with window function, JTAG + FINE - meets IEC60730 Class B self-test and fault detection requirements out-of-box. |
| Package & Temp | 144-pin LFQFP (PLQP0144KA-B, 20 × 20 mm, 0.5 mm pitch), G-version (–40°C to +105°C) - suitable for high-reliability industrial environments with thermal cycling. |
Pinout & Package
144-pin Low-Profile Quad Flat Package (LFQFP), PLQP0144KA-B, 20 × 20 mm body, 0.5 mm pitch, exposed pad (thermal pad), RoHS-compliant. Pinout validated per Renesas R01DS0393EJ0100 Rev.1.00 datasheet Section 4 "Pin Configuration" and Table 4.1 "Pin Functions".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC, AVCC0 | Power supply inputs | Core/digital (2.7–5.5 V) and analog (3.0–5.5 V) supplies - decoupling required per datasheet layout guidelines to ensure ADC/DAC accuracy and noise immunity. |
| XTAL/EXTAL | Main clock oscillator terminals | Connects to 8–24 MHz crystal for PLL reference - enables precise timing for CAN FD bit rate generation and real-time control synchronization. |
| RTCXTAL/RTCXTAL | Sub-clock oscillator terminals | Connects to 32.768 kHz crystal - powers RTC calendar function and deep software standby mode with RTC running. |
| MTIOC0A–MTIOC8A | MTU3a waveform I/O pins | Support complementary PWM, dead-time insertion, and 3-phase inverter control - critical for brushless DC motor gate drive without external logic. |
| ADTRG0–ADTRG3 | A/D conversion trigger inputs | Accept external or module-generated triggers (e.g., MTU compare match) - enables synchronized sampling across multiple sensors in motion control. |
| DA0, DA1 | D/A converter outputs | 12-bit voltage outputs (0–AVCC0) usable as comparator references - allows programmable thresholding for overcurrent or overtemperature protection circuits. |
| CANFD_TX, CANFD_RX | CAN FD transceiver interface | Differential signals compliant with ISO 11898-1:2015 - supports data rates up to 5 Mbps and extended frames for automotive-grade diagnostics and firmware updates. |
| RES#, NMI | Reset and non-maskable interrupt | Active-low reset pin with internal POR/LVD; NMI for critical fault handling - ensures deterministic recovery from brown-out or watchdog timeout events. |
Key Features
| Feature | Design Value |
|---|---|
| Event Link Controller (ELC) | 83 internal event sources enable CPU-free peripheral coordination (e.g., MTU overflow → A/D start → DMACA transfer), reducing interrupt latency and firmware complexity. |
| Trusted Memory (TM) | Hardware-enforced read protection for designated code flash regions - prevents unauthorized extraction of proprietary algorithms while allowing secure OTA updates. |
| On-chip Temperature Sensor | ±1.0°C relative precision, digitized via S12ADH - enables thermal derating and fan speed control without external components in motor drives or power converters. |
| Remote Control Signal Receiver (REMC) | Single-channel IR decoder with 8-byte buffer and pattern matching (header/data0/data1/special) - supports NEC, RC-5, and custom protocols for HMI integration in industrial panels. |
| Arithmetic Unit (TFU) | Hardware sine/cosine/arctangent computation - accelerates field-oriented control (FOC) calculations in motor drives, eliminating floating-point library overhead and improving loop timing predictability. |
Applications
| Industrial Motor Control | Smart Power Supply |
|---|---|
Use Scenario: Closed-loop control of 3-phase BLDC/PMSM motors in HVAC compressors or factory automation actuators. IC Role / Device Role / Timing Role: Main controller executing FOC algorithm via TFU and MTU3a PWM generation, with synchronized A/D sampling of phase currents and bus voltage. Use Value: Integrated complementary PWM with programmable dead time and automatic gate drive timing eliminates external gate driver logic and reduces BOM cost by ≥3 components. | Use Scenario: Digital AC-DC or DC-DC power supply with adaptive voltage regulation and fault logging. IC Role / Device Role / Timing Role: System manager handling voltage/current monitoring (S12ADH), thermal protection (on-chip sensor), and communication (CAN FD) to upstream controllers. Use Value: Dual 12-bit D/A outputs serve as programmable references for analog comparators, enabling fast overvoltage/overcurrent trip response (<1 µs) independent of CPU load. |
| Automotive Body Electronics | IEC60730-Certified Appliance Control |
Use Scenario: Gateway node managing lighting, window lift, and seat position in entry-level vehicles using CAN FD backbone. IC Role / Device Role / Timing Role: CAN FD endpoint with LIN-capable SCIh for sub-node communication, plus GPIO and PWM for LED dimming and motor actuation. Use Value: Single-chip solution replaces discrete CAN transceiver + microcontroller + LIN PHY, reducing PCB area by 40% and qualifying for AEC-Q100 Grade 2 (via G-temp rating). | Use Scenario: Safety-critical control unit in washing machines or HVAC systems requiring Class B compliance per IEC60730. IC Role / Device Role / Timing Role: Primary MCU performing periodic self-tests (RAM test via DOC, oscillator stop detection, CRC validation) and fault-safe shutdown via IWDT window violation. Use Value: On-chip MPU, CRCA, CAC, and register write protection eliminate need for external safety monitors, cutting certification effort by ~30% versus legacy architectures. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit industrial MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F56608CGFB#10 | Same RX660 Group, identical package and peripherals, but 512 Kbyte code flash instead of 1 Mbyte. | Suitable for firmware with smaller footprint; lacks space for dual-bank OTA or extensive diagnostic logs. | Select when application code size is confirmed ≤450 Kbytes and future feature expansion is limited. |
| R5F56609CDFA#10 | Same core and peripherals, but 100-pin LFQFP (PLQP0100KB-B), no JTAG interface, and only 1 D/A channel. | Reduces I/O count (88 vs. 130) and removes JTAG debug capability - limits in-system programming and complex debugging. | Choose for cost-sensitive, space-constrained designs where JTAG is unnecessary and analog output requirement is single-channel. |
Compared with R5F56609CGFB#10, R5F56608CGFB#10 trades flash capacity for lower cost without sacrificing performance or safety features, while R5F56609CDFA#10 reduces pin count and debug capability to meet compact industrial enclosure requirements - both require PCB redesign and firmware validation due to non-pin-compatible footprints.
Availability
R5F56609CGFB#10 is available at Aetrix Electronics and suitable for industrial motor control, smart power supply design, and IEC60730-certified appliance development requiring stable component supply across multi-year production cycles.
Supply support for R5F56609CGFB#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 is designed for high-performance, safety-critical industrial applications - integrating real-time control, functional safety, and connectivity (CAN FD, LIN, USB) in a single chip for motor drives, PLCs, and energy infrastructure.
FAQ
What is the maximum operating frequency and core type of the R5F56609CGFB#10?
The R5F56609CGFB#10 features a 32-bit RXv3 CPU core with a maximum operating frequency of 120 MHz. It achieves 709 CoreMark at this speed and includes a single-precision floating-point unit compliant with IEEE 754. This performance level supports demanding real-time tasks such as field-oriented motor control and digital power supply regulation without external co-processors.
Does the R5F56609CGFB#10 support IEC60730 Class B compliance out of the box?
Yes, the R5F56609CGFB#10 includes hardware features required for IEC60730 Class B compliance: memory protection unit (MPU), clock accuracy measurement circuit (CAC), CRC calculator (CRCA), independent watchdog timer (IWDT) with window function, register write protection, and self-diagnostic A/D functionality. These are documented in the R01DS0393EJ0100 datasheet and enable certified safety firmware implementation without external components.
What package and pin count does the R5F56609CGFB#10 use?
The R5F56609CGFB#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 and an exposed thermal pad. This package provides 130 general-purpose I/O pins (with 4 VIO-tolerant), JTAG and FINE debug interfaces, and full peripheral access including CAN FD, MTU3a, and dual D/A outputs.
Can the R5F56609CGFB#10 operate from a 5 V supply, and what are its voltage ranges?
Yes, the R5F56609CGFB#10 supports a wide VCC range of 2.7 V to 5.5 V and AVCC0 range of 3.0 V to 5.5 V (with VCC ≤ AVCC0). Its 5-V-tolerant I/O pins (4 total) allow direct interfacing with legacy 5 V logic without level shifters. This simplifies integration into mixed-voltage industrial systems and extends compatibility with existing sensor and actuator interfaces.
What debugging interfaces are supported by the R5F56609CGFB#10?
The R5F56609CGFB#10 supports both JTAG and FINE (single-wire) debugging interfaces. JTAG enables full boundary-scan and high-speed trace, while FINE provides minimal-pin debugging ideal for space-constrained layouts. Both are fully supported by Renesas' e2 studio IDE and CS+ toolchain, allowing seamless firmware development, real-time variable monitoring, and non-intrusive breakpointing during motor control loop execution.
R5F56609CGFB#10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 144-LQFP
- Series:
- RX600
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RXv3
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, LINbus, SCI, SPI
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 131
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 24x12b; D/A 2x12b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F56609CGFB#10 FAQ
1.How can I place an order for R5F56609CGFB#10 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F56609CGFB#10 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for R5F56609CGFB#10 reliable?
The price and inventory of R5F56609CGFB#10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F56609CGFB#10 is usually 5 days.
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Once your R5F56609CGFB#10 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for R5F56609CGFB#10?
For technical support, including R5F56609CGFB#10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F56609CGFB#10 requirements.
6.How does Aetrix verify that R5F56609CGFB#10 is sourced from the original manufacturer or authorized distributors?
All R5F56609CGFB#10 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that R5F56609CGFB#10 meets industry standards.
7.What is the process for return or replacement of R5F56609CGFB#10?
All R5F56609CGFB#10 units undergo pre-shipment inspection (PSI). If there is an issue with R5F56609CGFB#10, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The R5F56609CGFB#10 part is unused and in its original packaging.
Return procedure for R5F56609CGFB#10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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