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Renesas R5F524UBADFP#30
- Part No.:
- R5F524UBADFP#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R5F524UBADFP#30.pdf
- Description:
- IC MCU 32BIT 256KB FLSH 100LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:360
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Product details
Overview
R5F524UBADFP#30 from Renesas Electronics is a 32-bit RXv2 core microcontroller operating at up to 80 MHz (153.6 DMIPS), featuring on-chip 256 KB flash, 32 KB SRAM, 8 KB data flash, IEEE 754-compliant FPU, and integrated CAN, RSPI, SCI, RIIC, and 12-bit ADC with 3-channel simultaneous sampling - deployed in industrial motor control and power conversion systems.
For engineers reviewing the R5F524UBADFP#30 datasheet, R5F524UBADFP#30 pinout, R5F524UBADFP#30 application, or R5F524UBADFP#30 equivalent, key selection criteria include its 100-pin LFQFP package, 256 KB flash/32 KB RAM memory configuration, IEC60730 safety support, three-phase PWM capability, and 5-V tolerant I/O for robust industrial interfacing.
Technical Context
The R5F524UBADFP#30 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions - enabling single-cycle execution for most operations and 153.6 DMIPS at 80 MHz. It integrates an IEEE 754-compliant 32-bit floating-point unit and 32×32→64-bit hardware multiplier for real-time control math.
Its peripheral set includes dual 16-bit timer units (MTU3 ×9 channels, GPT ×4 channels) supporting three-phase complementary PWM with automatic dead-time insertion, plus a 12-bit S12ADF ADC with 3-channel synchronous sample-and-hold, programmable gain amplifiers (11-step scaling), and self-diagnostic functions aligned with IEC60730 Class B requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RXv2 32-bit CISC core with 5-stage pipeline, 153.6 DMIPS @ 80 MHz |
| Max Operating Frequency | 80 MHz - enables real-time motor control loop execution within sub-µs timing budgets |
| Flash Memory | 256 KB code flash - sufficient for complex control firmware with bootloader and OTA update space |
| SRAM | 32 KB on-chip SRAM - zero-wait-state operation supports high-speed data buffering and stack-intensive algorithms |
| Data Flash | 8 KB E2 DataFlash with 1M erase/write cycles - retains calibration data and runtime parameters across power cycles |
| FPU | IEEE 754 single-precision FPU - accelerates trigonometric, PID, and vector math without software emulation overhead |
| ADC | 12-bit S12ADF with 3-channel simultaneous sampling - captures synchronized current/voltage waveforms for field-oriented control |
| PWM Timers | MTU3 ×9 channels + GPT ×4 channels - generate three-phase complementary PWM with hardware dead-time compensation |
Pinout & Package
Package: PLQP0100KB-B - 100-pin Low-Profile Quad Flat Package, 14 mm × 14 mm, 0.5 mm pitch, lead-free (Sn only), RoHS compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual power domains: VCC (2.7–5.5 V system supply), VSS (digital ground reference) |
| XTAL / EXTAL | Main clock oscillator interface | Supports 1–20 MHz crystal or external clock input - feeds PLL for stable 80 MHz system clock |
| RES# | Active-low reset input | Asynchronous hardware reset with internal pull-up - initiates full MCU initialization sequence |
| MD | Mode select input | Configures boot mode (flash/ROM start address) at power-on - must remain static during operation |
| MTIOC0A–D / MTIOC0A#–D# | MTU3 channel 0 PWM outputs | Complementary PWM output pairs with configurable dead time - drives high-side/low-side gate drivers in inverter stages |
| GTIOC0A–B / GTIOC0A#–B# | GPT channel 0 PWM outputs | Single-phase or three-phase PWM generation with comparator interlocking - used for auxiliary control or sensor excitation |
| SCK1 / RXD1 / TXD1 | SCI1 asynchronous serial interface | Full-duplex UART with programmable baud rate - connects to host MCU, debug console, or communication gateway |
| RSPCKA / MOSIA / MISOA / SSLA0 | RSPI master interface | 20 Mbps SPI master - interfaces with external ADCs, DACs, or isolated gate drivers via standard 4-wire protocol |
| SCL0 / SDA0 | RIIC I²C bus interface | 400 kbps SMBus-compatible I²C - monitors temperature sensors, EEPROMs, or power management ICs |
| CANH / CANL | CAN physical layer interface | ISO 11898-1 compliant differential transceiver pins - connect directly to CAN bus via external transceiver (e.g., TJA1042) |
Key Features
| Feature | Design Value |
|---|---|
| IEC60730 Class B Support | Integrated self-test functions for ADC, clock accuracy (CAC), IWDT, RAM (DOC), and analog disconnection detection - reduces certification effort for industrial safety-critical designs |
| Three-Phase PWM Generation | MTU3 provides two independent 3-phase complementary PWM units with automatic dead-time insertion and phase counting - eliminates external PWM generator ICs in motor drive applications |
| Simultaneous Sampling ADC | S12ADF unit 1 supports 3-channel synchronous sample-and-hold - captures instantaneous stator current and DC-link voltage without phase skew for accurate FOC calculations |
| Programmable Gain Amplifier | 11-step PGA (2× to 13.3×) on 4 ADC inputs - enables direct shunt-resistor current sensing with 10-bit+ effective resolution across wide dynamic range |
| Low-Power Operation Modes | Deep Sleep and Software Standby modes reduce current to <10 µA - extends battery life in portable HMI or sensor nodes powered from backup rails |
| Memory Protection Unit (MPU) | Eight configurable protection regions (min. 16 bytes) - prevents accidental overwrites of critical ISR vectors, control registers, or safety monitor code |
Applications
| Industrial Motor Drive | Smart Power Supply |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC/PMSM motors in HVAC compressors and industrial pumps. IC Role / Device Role / Timing Role: Main controller executing real-time FOC algorithm, generating PWM gate signals, sampling current/voltage, and managing CAN-based command interface. Use Value: MTU3's hardware three-phase PWM with dead-time compensation ensures precise inverter switching timing; 3-channel simultaneous ADC sampling eliminates phase error in current reconstruction. | Use Scenario: Digital AC/DC and DC/DC power supplies with adaptive voltage regulation, fault logging, and PMBus/I²C telemetry. IC Role / Device Role / Timing Role: System manager coordinating digital PWM generation, thermal monitoring, overvoltage/overcurrent protection, and host communication via RIIC or SCI. Use Value: Integrated 12-bit ADC with PGA enables accurate shunt-based current sensing; 8 KB data flash stores calibration coefficients and fault history without external EEPROM. |
| Energy Metering Gateway | Factory Automation Node |
Use Scenario: Multi-tariff energy meter with harmonic analysis, tamper detection, and wireless backhaul via RSPI-connected modem. IC Role / Device Role / Timing Role: Data acquisition and preprocessing engine performing RMS, THD, and zero-crossing detection on voltage/current waveforms sampled at ≥10 kS/s. Use Value: RXv2 FPU accelerates floating-point FFT and RMS calculations; 32 KB SRAM buffers multiple waveform cycles for post-processing without external memory. | Use Scenario: Distributed I/O module collecting sensor data (temperature, pressure, position), executing local logic, and reporting status over CAN bus. IC Role / Device Role / Timing Role: Edge intelligence node running deterministic control tasks, managing discrete I/O, and maintaining real-time CAN communication with PLC master. Use Value: 111 GPIOs (79 usable in 100-pin package) with 5-V tolerance simplify connection to legacy 5 V sensors; CAN module handles 16-message-box prioritized messaging without CPU load. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit industrial microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F524UEADFP#30 | 512 KB flash, same 100-pin LFQFP package, identical peripherals and clocking - differs only in program memory size | Preferred where larger firmware image (e.g., dual-bank OTA, advanced GUI, cryptography stack) is required | Select when future firmware growth headroom or secure boot partitioning is needed; pin-compatible upgrade path |
| R5F523T7ADFP#30 | RX23T Group part: 40 MHz max frequency, 256 KB flash, no FPU, reduced timer count (MTU3 ×6), no CAN | Targeted at cost-sensitive single-phase motor control without safety certification or high-precision math | Choose for simpler, lower-cost inverters where 80 MHz performance and IEC60730 compliance are not required |
Compared with R5F524UEADFP#30, the R5F524UBADFP#30 trades flash capacity for identical peripheral functionality and safety features in the same footprint; versus R5F523T7ADFP#30, it delivers 2× CPU performance, FPU acceleration, CAN connectivity, and full IEC60730 support - making it suitable for higher-integrity, multi-axis, or networked industrial systems.
Availability
R5F524UBADFP#30 is available at Aetrix Electronics and suitable for industrial motor drives, smart power supplies, and factory automation nodes requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for R5F524UBADFP#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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power devices for automotive, industrial, and IoT markets.
The RX24U Group, including R5F524UBADFP#30, was designed for high-performance, safety-aware industrial control applications - integrating real-time processing, functional safety features, and rich analog/motor control peripherals in a single chip.
FAQ
What is the maximum operating frequency and core type of the R5F524UBADFP#30?
The R5F524UBADFP#30 features a 32-bit RXv2 CPU core with a maximum operating frequency of 80 MHz, delivering 153.6 DMIPS performance. Its Harvard architecture, 5-stage pipeline, and variable-length instruction set enable single-cycle execution for most instructions - critical for deterministic real-time control loops in motor and power applications.
Does the R5F524UBADFP#30 include a floating-point unit and what standard does it comply with?
Yes, the R5F524UBADFP#30 integrates a hardware 32-bit single-precision floating-point unit compliant with the IEEE 754 standard. This FPU accelerates trigonometric, exponential, and matrix operations essential for field-oriented motor control, digital power supply regulation, and sensor fusion - eliminating software emulation latency and improving numerical accuracy.
How much on-chip memory does the R5F524UBADFP#30 provide and what are its types?
The R5F524UBADFP#30 provides 256 KB of on-chip code flash memory, 32 KB of zero-wait-state SRAM, and 8 KB of data flash (E2 DataFlash) rated for 1 million erase/write cycles. The flash supports both on-board and off-board programming, while the data flash serves as nonvolatile storage for calibration data, runtime parameters, and event logs.
What analog peripherals are integrated into the R5F524UBADFP#30 and how do they support motor control?
The R5F524UBADFP#30 integrates a 12-bit S12ADF ADC with 22 total channels across three units, including 3-channel simultaneous sampling on unit 1, programmable gain amplifiers (11-step scaling), and self-diagnostic functions. These features enable precise, phase-aligned current and voltage sensing for field-oriented control - directly supporting shunt-based current measurement and IEC60730 compliance.
Is the R5F524UBADFP#30 pin-compatible with other members of the RX24U Group, and what package does it use?
Yes, the R5F524UBADFP#30 uses the PLQP0100KB-B package - a 100-pin LFQFP (14 mm × 14 mm, 0.5 mm pitch) - and shares identical pinout with other RX24U 100-pin variants like R5F524UEADFP#30 and R5F524UCADFP#30. This allows direct substitution based on flash size requirements without PCB redesign.
R5F524UBADFP#30 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RX200
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RXv2
- Core Size:
- 32-Bit Single-Core
- Speed:
- 80MHz
- Connectivity:
- CANbus, I2C, SCI, SPI
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 79
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 32K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 20x12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F524UBADFP#30 FAQ
1.How can I place an order for R5F524UBADFP#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F524UBADFP#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 R5F524UBADFP#30 reliable?
The price and inventory of R5F524UBADFP#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F524UBADFP#30 is usually 5 days.
3.What payment methods are accepted for R5F524UBADFP#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F524UBADFP#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F524UBADFP#30?
R5F524UBADFP#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F524UBADFP#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 R5F524UBADFP#30?
For technical support, including R5F524UBADFP#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F524UBADFP#30 requirements.
6.How does Aetrix verify that R5F524UBADFP#30 is sourced from the original manufacturer or authorized distributors?
All R5F524UBADFP#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 R5F524UBADFP#30 meets industry standards.
7.What is the process for return or replacement of R5F524UBADFP#30?
All R5F524UBADFP#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F524UBADFP#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 R5F524UBADFP#30 part is unused and in its original packaging.
Return procedure for R5F524UBADFP#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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