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Renesas R5F526TBBGND#30
- Part No.:
- R5F526TBBGND#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-WFQFN Exposed Pad
- Datasheet:
-
R5F526TBBGND#30.pdf
- Description:
- 32BIT MCU RX26T 256/64K HWQFN64
- Quantity:
- Payment:
- Shipping:
Inventory:260
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Product details
Overview
R5F526TBBGND#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 hardware-accelerated 3-phase/5-phase complementary PWM generation with 260 ps timing resolution.
For engineers reviewing the R5F526TBBGND#30 datasheet, R5F526TBBGND#30 pinout, R5F526TBBGND#30 application, or R5F526TBBGND#30 equivalent, this MCU delivers deterministic real-time motor control with IEC60730-compliant safety features, on-chip FPU, dual-bank flash for seamless firmware updates, and simultaneous sampling across three 12-bit A/D units - critical for high-fidelity current/voltage sensing in PMSM and BLDC drives.
Technical Context
The R5F526TBBGND#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 in interrupt-driven motor control loops. It integrates dedicated peripherals including GPTWa (32-bit × 8-channel PWM timer), MTU3d (16-bit × 9-channel multifunction timer), and HRPWM (4-channel high-resolution PWM) synchronized to PCLKC at up to 120 MHz.
Its clock system combines an 8–24 MHz external crystal oscillator with PLL multiplication, internal HOCO (16/18/20 MHz), LOCO (240 kHz), and IWDT-dedicated 120 kHz oscillator - enabling independent clock domains for CPU (ICLK), peripherals (PCLKA/B/C/D), and flash interface (FCLK). Safety architecture includes MPU, Trusted Memory (TM), register write protection, CRCA, and oscillation-stop detection.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv3 32-bit, 120 MHz max, 709 CoreMark, single-cycle execution, 113 instructions |
| Memory | 512 KB code flash (dual-bank, BGO programming), 64 KB SRAM (no-wait), 16 KB data flash (100k erase cycles) |
| PWM Capability | 10-channel single-phase, 3-channel 3-phase, 2-channel 5-phase complementary PWM; 4-channel HRPWM @ 260 ps min resolution |
| Analog Peripherals | Three 12-bit S12ADH A/D units (7+8+14 channels), 6-channel CMPCa comparator, 2-channel 12-bit R12DAb DAC |
| Communication | CAN FD (ISO11898-1:2015), 4× SCI, 3× RSCI (with Manchester/HBS), 1× RIIC (400 kbps), 1× RI3C, 2× RSPI |
| Safety & Security | IEC60730 support (oscillation stop detection, self-diagnostic A/D, RAM test assist), MPU, TM, CRCA, AES-128/256, TRNG |
| Package & Temp | PLQP0100KB-B (100-pin LFQFP, 14 × 14 mm, 0.5 mm pitch), –40°C to +105°C (G-version) |
Pinout & Package
Package: PLQP0100KB-B - 100-pin Low-Profile Quad Flat Package (LFQFP), 14 mm × 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/digital I/O supply (2.7–5.5 V); separate analog AVCC2 for DAC/reference |
| XTAL/EXTAL | Main clock oscillator interface | Connects to 8–24 MHz external crystal; enables PLL reference for 120 MHz system clock |
| RES# | Active-low reset input | Hardware reset assertion; supports power-on reset and voltage-monitoring resets |
| MTIOC0A–MTIOC3B | MTU3d waveform I/O | Drive 3-phase inverter legs with complementary outputs, dead-time insertion, and fault-triggered disable |
| GTIOCA0–GTIOCB3 | GPTWa waveform I/O | High-resolution PWM outputs with 260 ps timing control for precise phase alignment |
| ADTRG0–ADTRG2 | A/D conversion trigger inputs | Synchronize sampling to PWM zero-crossings or timer events for current reconstruction |
| CANFD_TX, CANFD_RX | CAN FD transceiver interface | Differential bus interface compliant with ISO11898-1:2015 for real-time motor diagnostics and control |
| POEG0–POEG7 | Port output enable for GPTW | Hardware-controlled shutdown of PWM outputs during overcurrent or comparator fault detection |
Key Features
| Feature | Design Value |
|---|---|
| 32-bit RXv3 CPU with FPU | Enables real-time vector control (FOC) computation without external math coprocessor; IEEE 754 compliance ensures predictable floating-point behavior |
| Dual-bank code flash | Allows background programming while executing from active bank - essential for field-upgradable motor firmware with zero downtime |
| Simultaneous 3-unit A/D sampling | Captures phase currents and DC-link voltage in one synchronized event, eliminating sampling skew in closed-loop current control |
| Hardware event linking (ELC) | Direct peripheral interconnection (e.g., MTU overflow → A/D start) eliminates CPU intervention and reduces jitter in time-critical control paths |
| IEC60730 Class B support | Integrated oscillation-stop detection, RAM test assist, CRC calculator, and register write protection meet functional safety requirements for industrial drives |
| Trusted Secure IP Lite | AES encryption and TRNG enable secure boot and firmware authentication - critical for protecting proprietary motor algorithms |
Applications
| Industrial Motor Drives | Automotive HVAC Blower Control |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase PMSM motors in CNC spindles and servo amplifiers. IC Role / Device Role / Timing Role: Real-time PWM generation, current/voltage sensing, position feedback processing, and CAN FD-based command/response communication. Use Value: 260 ps HRPWM resolution enables sub-microsecond dead-time tuning to minimize shoot-through risk; simultaneous 3-unit A/D sampling ensures accurate current reconstruction at 20 kHz switching frequency. |
Use Scenario: Compact, cost-sensitive blower motor controller in automotive climate systems requiring ASIL-B readiness. IC Role / Device Role / Timing Role: Sensorless BLDC commutation, thermal monitoring via on-chip temperature sensor, and LIN/CAN FD gateway functionality. Use Value: Integrated IEC60730 safety features reduce external component count; 120 MHz CPU handles real-time commutation logic and diagnostics within 50 µs loop time. |
| Home Appliance Inverters | Industrial PLC I/O Modules |
Use Scenario: Variable-speed compressor control in inverter air conditioners with refrigerant cycle optimization. IC Role / Device Role / Timing Role: High-precision PWM timing, analog sensor interfacing (pressure, temperature), and encrypted firmware update over CAN FD. Use Value: Dual-bank flash allows secure OTA updates without interrupting compressor operation; 16 KB data flash stores calibration coefficients and runtime logs with 100k endurance. |
Use Scenario: Distributed I/O module for industrial PLCs requiring deterministic response to fieldbus commands and local analog/digital signal conditioning. IC Role / Device Role / Timing Role: Real-time digital I/O management, isolated analog input processing, and EtherCAT/CAN FD protocol offload. Use Value: ELC-linked peripheral operation enables sub-100 µs I/O update latency; 83 GPIO pins with 5-V tolerance simplify interface to legacy 24 V sensors and actuators. |
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, 256 KB code flash, 48 KB SRAM, 64-pin HWQFN package (PWQN0064KF-A) | Lower memory capacity and reduced peripheral channel count (e.g., 2 A/D units vs. 3); suited for cost-optimized single-shunt FOC | Select when board space and BOM cost constrain require smaller footprint and reduced feature set without sacrificing core motor control capability |
| R5F566TEBGND#30 | RX66T family successor: 160 MHz CPU, 1 MB flash, enhanced GPTW (16-bit × 16 ch), additional CAN FD channel, higher-temp grade (–40°C to +125°C) | Targeted at next-gen high-power inverters requiring higher computational throughput and extended thermal margin | Choose for new designs demanding >100 kHz PWM carrier frequency, dual-CAN FD redundancy, or extended ambient operating range |
Compared with R5F526TBBGND#30, R5F526TADGND#30 offers reduced memory and I/O but lower cost and smaller footprint, while R5F566TEBGND#30 provides significantly higher performance, memory, and thermal resilience - making it suitable for future-proofing high-end industrial drives where R5F526TBBGND#30 meets current production requirements.
Availability
R5F526TBBGND#30 is available at Aetrix Electronics and suitable for industrial motor drives, automotive HVAC systems, home appliance inverters, and PLC I/O modules requiring stable component supply, long-term lifecycle support, and traceable sourcing for safety-critical applications.
Supply support for R5F526TBBGND#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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.
The RX26T Group, including R5F526TBBGND#30, was designed specifically for high-performance motor control applications - integrating precision PWM, multi-unit A/D, safety features, and CAN FD to replace discrete control + gate driver + communication IC combinations in inverter systems.
FAQ
What is the maximum operating frequency and CPU architecture of the R5F526TBBGND#30?
The R5F526TBBGND#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 (FPU), and 113 instructions - enabling deterministic real-time motor control algorithms such as field-oriented control (FOC) without external math acceleration. The R5F526TBBGND#30's architecture includes collective register bank save for fast interrupt handling and memory protection unit (MPU) for system robustness.
Does the R5F526TBBGND#30 support IEC60730 Class B compliance for functional safety?
Yes, the R5F526TBBGND#30 includes multiple hardware features required for IEC60730 Class B compliance: oscillation-stoppage detection for main clock failure, self-diagnostic A/D converter functions, RAM test-assisting function using DOC, CRC calculator (CRCA), register write protection, and independent watchdog timer (IWDT) with window function. These capabilities are documented in the R01DS0407EJ0120 datasheet and allow developers to implement certified safety routines without external components - a key advantage of the R5F526TBBGND#30 in industrial drive applications.
What PWM configurations does the R5F526TBBGND#30 support for motor control?
The R5F526TBBGND#30 supports multiple complementary PWM modes essential for inverter control: 10 output channels in single-phase complementary mode, 3 channels in 3-phase complementary mode, and 2 channels in 5-phase complementary mode - all with programmable dead-time insertion. Additionally, its 4-channel High-Resolution PWM (HRPWM) achieves minimum timing resolution of 260 ps at 120 MHz, enabling precise edge placement for advanced modulation schemes. These capabilities are implemented in the GPTWa and MTU3d timers, and are directly controllable via hardware event linking (ELC) for jitter-free operation - a defining feature of the R5F526TBBGND#30.
How many A/D converter channels and units does the R5F526TBBGND#30 include?
The R5F526TBBGND#30 includes three independent 12-bit A/D converter units (S12ADH): Unit 0 (4 channels with 3 sample-and-hold circuits), Unit 1 (4 channels with 3 sample-and-hold circuits), and Unit 2 (14 channels), totaling 22 configurable analog inputs. This configuration supports simultaneous sampling across all three units - critical for accurate current reconstruction in 3-phase motor control. The R5F526TBBGND#30's A/D subsystem operates at up to 60 MHz ADCLK, achieving 0.9 µs minimum conversion time per channel, and integrates digital comparison, self-diagnostic, and disconnection detection functions.
What package type and pin count does the R5F526TBBGND#30 use?
The R5F526TBBGND#30 uses the PLQP0100KB-B package: a 100-pin Low-Profile Quad Flat Package (LFQFP) with 14 mm × 14 mm body size, 0.5 mm pin pitch, and exposed thermal pad. This package supports up to 83 general-purpose I/O pins with 5-V tolerance, open-drain capability, and programmable drive strength - ideal for interfacing with gate drivers, sensors, and industrial I/O standards. The R5F526TBBGND#30's pinout is fully documented in the R01DS0407EJ0120 datasheet, including dedicated MTU/GPTW waveform outputs, CAN FD differential pairs, and A/D trigger inputs.
R5F526TBBGND#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:
R5F526TBBGND#30 FAQ
1.How can I place an order for R5F526TBBGND#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F526TBBGND#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 R5F526TBBGND#30 reliable?
The price and inventory of R5F526TBBGND#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F526TBBGND#30 is usually 5 days.
3.What payment methods are accepted for R5F526TBBGND#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F526TBBGND#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F526TBBGND#30?
R5F526TBBGND#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F526TBBGND#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 R5F526TBBGND#30?
For technical support, including R5F526TBBGND#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F526TBBGND#30 requirements.
6.How does Aetrix verify that R5F526TBBGND#30 is sourced from the original manufacturer or authorized distributors?
All R5F526TBBGND#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 R5F526TBBGND#30 meets industry standards.
7.What is the process for return or replacement of R5F526TBBGND#30?
All R5F526TBBGND#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F526TBBGND#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 R5F526TBBGND#30 part is unused and in its original packaging.
Return procedure for R5F526TBBGND#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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