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Renesas R5F526TBDGND#30
- Part No.:
- R5F526TBDGND#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-WFQFN Exposed Pad
- Datasheet:
-
R5F526TBDGND#30.pdf
- Description:
- 32BIT MCU RX26T 256/64K HWQFN64
- Quantity:
- Payment:
- Shipping:
Inventory:260
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Product details
Overview
R5F526TBDGND#30 from Renesas is a 32-bit RXv3 microcontroller optimized for motor control and industrial inverter applications, featuring a 120 MHz CPU core, 512 KB on-chip code flash, 64 KB SRAM, 16 KB data flash, integrated CAN FD interface, and high-resolution PWM with 260 ps timing resolution. It supports IEC60730 safety compliance and operates across –40°C to +85°C.
For engineers reviewing the R5F526TBDGND#30 datasheet, R5F526TBDGND#30 pinout, R5F526TBDGND#30 application, or R5F526TBDGND#30 equivalent, key selection considerations include its 100-pin LFQFP package, dual-bank flash for safe firmware updates, 3-phase/5-phase complementary PWM generation, simultaneous sampling across three 12-bit A/D units, and Trusted Secure IP Lite encryption support.
Technical Context
The R5F526TBDGND#30 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. Its clock system integrates an 8–24 MHz external crystal oscillator, PLL, and dedicated 120 kHz IWDT oscillator - enabling precise timing for motor control loops and safety monitoring.
Peripheral integration centers on real-time motor control: GPTWa (32-bit × 8 channels) and MTU3d (16-bit × 9 channels) provide synchronized PWM outputs with dead-time control and phase-counting; HRPWM delivers 260 ps edge placement resolution; S12ADH supports simultaneous sampling across 23 analog inputs via three independent 12-bit units.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv3 32-bit, 120 MHz max - enables 709 CoreMark performance and deterministic real-time execution for closed-loop motor control. |
| Memory | 512 KB code flash (dual-bank), 64 KB SRAM, 16 KB data flash - supports background programming, firmware swapping, and robust data logging without CPU interruption. |
| PWM Capability | 10 single-phase, 3 three-phase, 2 five-phase complementary PWM outputs - directly drives gate drivers for 3-phase inverters with automatic dead-time insertion and fault protection. |
| A/D Converter | Three 12-bit S12ADH units (23 total channels), 0.9 µs min conversion time - enables simultaneous sampling of current, voltage, and temperature for field-oriented control (FOC). |
| Communication | CAN FD (ISO 11898-1:2015), RIICa (400 kbps I²C), RI3C (I3C SDR), RSPId (30 Mbps SPI) - provides deterministic high-speed bus communication for distributed motor drive systems. |
| Security & Safety | Trusted Secure IP Lite (AES-128/256, TRNG), MPU, CRCA, register write protection, oscillation-stop detection - meets IEC60730 Class B requirements for self-test and fault mitigation. |
| Package | PLQP0100KB-B, 100-pin LFQFP, 14 × 14 mm, 0.5 mm pitch - provides 82 general-purpose I/O pins with 5-V tolerance and configurable drive strength for industrial interface flexibility. |
Pinout & Package
Package: PLQP0100KB-B, 100-pin Low-Profile Quad Flat Package (LFQFP), 14 × 14 mm body, 0.5 mm pitch, exposed thermal pad, RoHS compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC, VSS | Power supply and ground | Core and I/O power domains (2.7–5.5 V); separate analog/digital grounds enable noise-sensitive ADC operation. |
| XTAL/EXTAL | Main clock oscillator interface | Connects to 8–24 MHz crystal for PLL reference; supports main clock oscillation stop detection per IEC60730. |
| MTIOC0A–MTIOC5B | MTU3d timer I/O | Dedicated PWM output/input pins for 3-phase inverter control with synchronous start/stop and dead-time compensation. |
| ADTRG0–ADTRG2 | A/D conversion trigger inputs | Hardware-synchronized sampling triggers from GPTW/MTU timers - eliminates software latency in current sensing loops. |
| TXD0/RXD0 | SCI0 serial interface | Asynchronous UART for debug, configuration, or host communication; supports LIN protocol via RSCI peripherals. |
| CTX0/CRX0 | CAN FD transceiver interface | Differential CAN FD bus connection (ISO 11898-1:2015) for real-time motor status reporting and networked drive coordination. |
Key Features
| Feature | Design Value |
|---|---|
| High-Resolution PWM (HRPWM) | 260 ps minimum timing resolution on GPTW0–GPTW3 outputs - enables precise dead-time adjustment and distortion-free sine-wave generation for high-efficiency inverters. |
| Simultaneous A/D Sampling | Three independent 12-bit S12ADH units (23 channels total) - captures phase currents, DC-link voltage, and temperature concurrently for accurate field-oriented control. |
| Event Link Controller (ELC) | 183 internal event signals linked without CPU intervention - synchronizes PWM updates, ADC triggers, and comparator actions in sleep mode for ultra-low-latency response. |
| Trusted Secure IP Lite | AES-128/256 encryption, true random number generator, secure key management - protects firmware integrity and prevents unauthorized access to motor control algorithms. |
| IEC60730 Compliance Support | Oscillation-stop detection, RAM test assist (DOC), CRC calculator (CRCA), self-diagnostic A/D functions - satisfies Class B functional safety requirements out-of-the-box. |
Applications
| Industrial Motor Drives | Home Appliance Inverters |
|---|---|
|
Use Scenario: Closed-loop vector control of 3-phase PMSM/IM motors in HVAC compressors, washing machine drum drives, and refrigerator fans. IC Role / Device Role / Timing Role: Real-time PWM waveform generator, current/voltage sensor interface, and CAN FD communication node coordinating with master controller. Use Value: Simultaneous 3-channel A/D sampling and 3-phase complementary PWM with hardware dead-time insertion reduce current ripple and improve torque smoothness by >15% versus software-timed alternatives. |
Use Scenario: Variable-speed motor control in smart vacuum cleaners, robotic mowers, and cordless power tools requiring compact, high-efficiency inverters. IC Role / Device Role / Timing Role: Integrated motor controller managing gate driver timing, battery voltage monitoring, and thermal protection via on-chip temperature sensor. Use Value: 260 ps HRPWM resolution enables <1% THD in sinusoidal PWM output, extending motor life and reducing audible noise in consumer-grade appliances. |
| Industrial PLC I/O Modules | Renewable Energy Converters |
|
Use Scenario: Smart I/O terminal with analog input conditioning, isolated digital outputs, and CAN FD fieldbus connectivity in modular PLC backplanes. IC Role / Device Role / Timing Role: Sensor signal conditioner, safety monitor (via LVD/IWDT), and deterministic fieldbus gateway handling up to 1 Mbps CAN FD frames. Use Value: Dual-bank flash and register write protection ensure fail-safe firmware updates and prevent accidental overwrites during hot-swapping of I/O modules. |
Use Scenario: Grid-tied solar microinverters and battery storage DC-AC converters requiring high-precision synchronization and anti-islanding protection. IC Role / Device Role / Timing Role: High-accuracy PWM generator with phase-locked loop (PLL) tracking, grid voltage sensing, and rapid fault shutdown via comparator-triggered ELC events. Use Value: 120 MHz GPTWa timers synchronized to PCLKC enable sub-microsecond grid synchronization accuracy, meeting IEEE 1547 anti-islanding response time requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar motor control MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F526TADGND#30 | Same RX26T family, identical 100-pin LFQFP package and peripheral set, but with 256 KB code flash and 48 KB SRAM instead of 512 KB/64 KB. | Suitable for cost-sensitive motor control designs with smaller firmware footprints and reduced RAM requirements. | Select when application firmware size remains under 256 KB and real-time data buffering needs fit within 48 KB SRAM. |
| R5F566TEBGND#30 | RX66T family part; same 100-pin LFQFP, 160 MHz CPU, 512 KB flash, 128 KB SRAM, enhanced GPTW (32-bit × 16 ch), and additional EtherCAT support. | Targets higher-performance servo drives and multi-axis motion controllers requiring Ethernet-based synchronization. | Choose for next-generation designs needing >120 MHz deterministic processing, larger buffer memory, or industrial Ethernet integration. |
Compared with R5F526TBDGND#30, R5F526TADGND#30 offers identical motor control peripherals at lower memory capacity and cost, while R5F566TEBGND#30 extends performance with higher clock speed, doubled SRAM, and EtherCAT - making it suitable for advanced motion control where R5F526TBDGND#30 serves as the proven baseline for cost-optimized inverters.
Availability
R5F526TBDGND#30 is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, PLC I/O modules, and renewable energy converters requiring stable component supply, long-term lifecycle assurance, and full traceability.
Supply support for R5F526TBDGND#30 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 headquartered in Tokyo, Japan, specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.
The RX26T Group - including R5F526TBDGND#30 - was designed specifically for high-efficiency, safety-certified motor control in industrial and consumer inverters, integrating precision PWM, simultaneous A/D, and IEC60730-ready safety features on a single chip.
FAQ
What is the maximum operating frequency and CPU architecture of the R5F526TBDGND#30?
The R5F526TBDGND#30 features a 32-bit RXv3 CPU core with a maximum operating frequency of 120 MHz, achieving 709 CoreMark performance. It supports single-cycle instruction execution, IEEE 754-compliant single-precision floating-point unit, and 16-register bank save for fast context switching - all critical for deterministic motor control loops. The R5F526TBDGND#30 uses little-endian data arrangement with selectable endianness for compatibility with legacy systems.
Does the R5F526TBDGND#30 support IEC60730 Class B functional safety certification?
Yes, the R5F526TBDGND#30 includes multiple hardware features required for IEC60730 Class B compliance: oscillation-stop detection, memory protection unit (MPU), register write protection, CRC calculator (CRCA), self-diagnostic A/D functions, analog input disconnection detection, and dedicated 120 kHz IWDT oscillator with window function. These capabilities are documented in the R01DS0407EJ0120 datasheet and enable certified safety firmware implementation without external components. The R5F526TBDGND#30 is validated for use in safety-critical motor control applications.
What PWM resolution and channel count does the R5F526TBDGND#30 provide for motor control?
The R5F526TBDGND#30 delivers 260 ps minimum timing resolution via its High-Resolution PWM (HRPWM) module applied to GPTW0–GPTW3 outputs, enabling precise dead-time control and low-distortion sine-wave generation. It supports 10 single-phase, 3 three-phase, and 2 five-phase complementary PWM outputs using GPTWa (32-bit × 8 channels) and MTU3d (16-bit × 9 channels). All PWM channels support synchronous start/stop, hardware dead-time insertion, and ELC-triggered fault shutdown - essential for reliable inverter operation. This capability is intrinsic to the R5F526TBDGND#30's silicon design.
How many analog inputs and what A/D converter specifications does the R5F526TBDGND#30 support?
The R5F526TBDGND#30 integrates three independent 12-bit S12ADH A/D converter units supporting up to 23 total analog input channels: Unit 0 (4 channels), Unit 1 (4 channels), and Unit 2 (14 channels). Each unit includes dedicated sample-and-hold circuits, with minimum conversion time of 0.9 µs at 60 MHz ADCLK. It supports simultaneous sampling across all units, group scan modes, digital comparison, and hardware-triggered conversion via MTU/GPTW timers - enabling accurate current/voltage sensing for field-oriented control. This A/D architecture is fixed for the R5F526TBDGND#30 variant.
What communication interfaces are integrated into the R5F526TBDGND#30?
The R5F526TBDGND#30 integrates CAN FD (ISO 11898-1:2015 compliant), one I²C bus interface (RIICa, up to 400 kbps), one I3C bus interface (RI3C, SDR mode), two SPI interfaces (RSPId at 30 Mbps and RSPIA with TI SSP support), and four SCI/UART channels (SCIk/SCIh) with LIN and Manchester encoding support. These interfaces enable robust, multi-protocol connectivity for motor drive coordination, sensor fusion, and host communication - all natively supported by the R5F526TBDGND#30 without external transceivers or level shifters.
R5F526TBDGND#30 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-WFQFN Exposed Pad
- Series:
- RX26T
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RXv3
- Core Size:
- 32-Bit
- Speed:
- 120MHz
- Connectivity:
- CANbus, I2C, SCI, SPI, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 49
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 16K x 8
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 15x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F526TBDGND#30 FAQ
1.How can I place an order for R5F526TBDGND#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F526TBDGND#30 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 R5F526TBDGND#30 reliable?
The price and inventory of R5F526TBDGND#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F526TBDGND#30 is usually 5 days.
3.What payment methods are accepted for R5F526TBDGND#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F526TBDGND#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F526TBDGND#30?
R5F526TBDGND#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F526TBDGND#30 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 R5F526TBDGND#30?
For technical support, including R5F526TBDGND#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F526TBDGND#30 requirements.
6.How does Aetrix verify that R5F526TBDGND#30 is sourced from the original manufacturer or authorized distributors?
All R5F526TBDGND#30 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 R5F526TBDGND#30 meets industry standards.
7.What is the process for return or replacement of R5F526TBDGND#30?
All R5F526TBDGND#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F526TBDGND#30, 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 R5F526TBDGND#30 part is unused and in its original packaging.
Return procedure for R5F526TBDGND#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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