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Renesas R5F523T5ADFL#30
- Part No.:
- R5F523T5ADFL#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R5F523T5ADFL#30.pdf
- Description:
- IC MCU 32BIT 128KB FLASH 48LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,054
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Product details
Overview
R5F523T5ADFL#30 from Renesas is a 32-bit RX CPU-based microcontroller optimized for motor control and industrial inverter applications, operating at up to 40 MHz with 65.6 DMIPS performance, integrated FPU (IEEE 754 single-precision), 128 KB on-chip flash, 12 KB SRAM, and a 12-bit ADC with three sample-and-hold circuits - deployed in HVAC compressors, servo drives, and brushless DC motor controllers.
For engineers reviewing the R5F523T5ADFL#30 datasheet, R5F523T5ADFL#30 pinout, R5F523T5ADFL#30 application, or R5F523T5ADFL#30 equivalent, this MCU delivers deterministic PWM timing (three-phase complementary output × 2 channels), IEC60730-compliant self-diagnostic features, and dual SCI/I²C/RSPI interfaces for real-time feedback loop integration in safety-critical embedded power systems.
Technical Context
The R5F523T5ADFL#30 implements the RX v2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions, supporting fast interrupt response and memory protection unit (MPU) for secure firmware execution. Its MTU3c timer unit provides six 16-bit channels with dead-time compensation, automatic waveform synchronization, and A/D trigger generation - all clocked at 40 MHz via PCLKA.
It integrates dedicated analog subsystems including a 12-bit S12ADE ADC (10 channels, 1.0 µs min conversion time at 40 MHz ADCLK), three comparator C units with programmable reference voltage (via 8-bit DAC), and independent watchdog timer (IWDT) driven by a 15-kHz on-chip oscillator - enabling robust fault detection in motor phase current sensing and overvoltage monitoring.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RX v2 32-bit CISC core with 5-stage pipeline, 65.6 DMIPS @ 40 MHz |
| Max Operating Frequency | 40 MHz system clock (ICLK), with no-wait access to flash at ≤32 MHz |
| Memory | 128 KB code flash (self-programmable), 12 KB SRAM, both accessible at full speed |
| ADC | 12-bit S12ADE with 10 input channels, three independent sample-and-hold circuits, and double data registers |
| PWM Capability | MTU3c supports two independent 3-phase complementary PWM outputs with automatic dead-time insertion and reset-synchronized mode |
| Operating Voltage | 2.7 V to 5.5 V supply range, compatible with industrial 3.3 V and 5 V logic domains |
| Temperature Range | −40 °C to +85 °C (D version), qualified for industrial ambient conditions |
Pinout & Package
Package: PLQP0048KB-B - 48-pin LFQFP, 7 mm × 7 mm, 0.5 mm pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual VCC pins (pins 7, 15, 32) and VSS pins (pins 5, 33) ensure low-noise analog/digital separation and stable core operation |
| XTAL / EXTAL | Main clock oscillator interface | Supports 1–20 MHz crystal or external clock; enables precise PLL-based system timing for motor commutation |
| MTIOC0A–MTIOC0D | MTU3c channel 0 PWM outputs | Drive high-side/low-side gate signals for 3-phase inverter leg; support complementary PWM with dead-time control |
| AN000–AN007 | Analog inputs for ADC | Eight dedicated analog input pins (plus AN016/AN017) enable simultaneous current/voltage sensing across motor phases |
| COMP0–COMP2 | Comparator C output flags | Provide hardware-level overcurrent trip signals directly to POE3b for immediate PWM shutdown without CPU intervention |
Key Features
| Feature | Design Value |
|---|---|
| IEC60730 Compliance Support | Integrated self-test functions for ADC, IWDT, clock accuracy (CAC), RAM (DOC), and analog disconnection detection - reduces certification effort for Class B safety applications |
| Three-Phase Complementary PWM | MTU3c generates non-overlapping 3-phase waveforms with automatic dead-time insertion and adjustable duty cycle (0–100%), eliminating external gate-driver timing logic |
| High-Resolution Analog Subsystem | 12-bit ADC with per-channel sampling time control, double-buffered results, and comparator-assisted fault detection - enables accurate motor current reconstruction |
| Floating-Point Unit (FPU) | IEEE 754-compliant single-precision FPU accelerates field-oriented control (FOC) math operations without software emulation overhead |
| Multi-Function Pin Controller (MPC) | Allows dynamic reassignment of peripheral functions (e.g., SCI, RSPI, MTU) to alternate GPIO pins - simplifies PCB layout and enables pin-compatible firmware reuse across package variants |
Applications
| Motor Control for HVAC Compressors | Industrial Servo Drive Feedback Loop |
|---|---|
Use Scenario: Closed-loop control of permanent magnet synchronous motors (PMSM) in variable-refrigerant-flow (VRF) HVAC systems requiring precise torque regulation and acoustic noise reduction. IC Role / Device Role / Timing Role: Primary motor controller executing field-oriented control (FOC) algorithms, generating synchronized 3-phase PWM, and sampling phase currents via 12-bit ADC with <1 µs conversion latency. Use Value: Integrated MTU3c dead-time compensation and FPU reduce jitter in PWM edge placement and accelerate Clarke/Park transforms - improving efficiency and reducing audible motor whine. | Use Scenario: Real-time position and velocity feedback processing in CNC machine tool servo amplifiers, interfacing with incremental encoders and current sensors. IC Role / Device Role / Timing Role: Central motion controller managing encoder quadrature decoding, current-loop PID computation, and synchronized PWM update at 20 kHz switching frequency. Use Value: Dual SCI interfaces support simultaneous communication with host PLC (SCI1) and encoder (SCI5), while MTU3c phase counting mode enables direct 32-bit position tracking without CPU polling. |
| Brushless DC Motor Starter Module | Inverter-Based UPS Power Stage Control |
Use Scenario: Sensorless BLDC startup and commutation in industrial fans and pumps, where Hall-effect sensors are omitted for cost and reliability reasons. IC Role / Device Role / Timing Role: Executes back-EMF zero-crossing detection, manages open-loop acceleration ramp, and transitions to closed-loop sinusoidal drive using ADC-sampled line voltages. Use Value: 12-bit ADC's analog input disconnection detection and comparator C assist in validating sensorless algorithm integrity - preventing false commutation during transient load changes. | Use Scenario: Digital control of bidirectional DC-AC inverter stage in online UPS systems, requiring fast grid synchronization and harmonic mitigation. IC Role / Device Role / Timing Role: Real-time grid voltage/frequency monitoring via ADC, generation of SPWM waveforms with adaptive dead-time, and isolation-coupled fault signaling to upstream protection logic. Use Value: Independent watchdog timer (IWDT) with dedicated 15-kHz oscillator ensures fail-safe shutdown even during main clock failure - meeting UL 1778 fault-response timing 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 |
|---|---|---|---|
| R5F523T5ADFD#30 | 52-pin LQFP (0.65 mm pitch), adds 10 additional GPIOs and one extra MTU3c channel vs. R5F523T5ADFL#30 | Suitable for designs requiring more analog inputs or extended PWM outputs (e.g., multi-motor control) | Select when board layout allows larger footprint and higher I/O count is needed; not pin-compatible due to different package and pin mapping |
| R5F523T5AGFL#30 | Same 48-pin LFQFP package but rated for −40 °C to +105 °C (G version) vs. D version's +85 °C limit | Required for under-hood automotive or high-ambient industrial environments where thermal derating is critical | Choose for extended temperature operation; identical pinout and firmware compatibility - drop-in replacement for thermal upgrade |
Compared with R5F523T5ADFL#30, R5F523T5ADFD#30 expands I/O and timer resources at the cost of larger PCB area, while R5F523T5AGFL#30 maintains identical functionality with enhanced thermal qualification - enabling scalable design reuse across industrial temperature grades and complexity tiers.
Availability
R5F523T5ADFL#30 is available at Aetrix Electronics and suitable for HVAC compressor control, servo drive development, and BLDC motor starter modules requiring stable component supply, long-term industrial lifecycle support, and IEC60730-certifiable firmware foundations.
Supply support for R5F523T5ADFL#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 is a global semiconductor leader specializing in microcontrollers, analog, and power management solutions for industrial, automotive, and IoT markets.
The RX23T Group, including R5F523T5ADFL#30, was designed specifically for high-performance motor control applications - integrating precision analog, deterministic PWM, and functional safety features to replace discrete MCU + analog ASIC combinations in inverter systems.
FAQ
What is the maximum operating frequency and associated performance of the R5F523T5ADFL#30?
The R5F523T5ADFL#30 operates at a maximum frequency of 40 MHz, delivering 65.6 DMIPS of computational throughput. Its RX v2 CPU core supports single-cycle instruction execution, IEEE 754-compliant floating-point operations, and DSP-enhanced multiply-accumulate instructions - enabling real-time execution of field-oriented control (FOC) algorithms without external co-processors. This performance level is sustained across its full 2.7–5.5 V supply range.
Does the R5F523T5ADFL#30 support IEC60730 Class B compliance out of the box?
Yes, the R5F523T5ADFL#30 includes hardware-assisted IEC60730 Class B compliance features: self-diagnostic routines for the 12-bit ADC, clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT), RAM test support via the data operation circuit (DOC), and analog input disconnection detection. These are documented in the R01DS0248EJ0110 datasheet and require minimal firmware integration to satisfy mandatory safety checks in motor control applications.
How many PWM output channels does the R5F523T5ADFL#30 support, and what advanced modes are available?
The R5F523T5ADFL#30 supports six 16-bit MTU3c timer channels, configured to deliver two independent sets of three-phase complementary PWM outputs. Each set includes automatic dead-time insertion, adjustable duty cycle (0–100%), reset-synchronized PWM, and phase counting mode. The MTU3c also supports input capture for encoder position sensing and A/D conversion triggering - all synchronized to the same 40 MHz PCLKA domain for deterministic timing.
What analog peripherals are integrated into the R5F523T5ADFL#30 for motor current sensing?
The R5F523T5ADFL#30 integrates a 12-bit S12ADE ADC with 10 input channels (AN000–AN007, AN016, AN017), three independent sample-and-hold circuits, double data registers, and three comparator C units. It supports per-channel sampling time configuration and analog input disconnection detection - enabling simultaneous high-fidelity acquisition of phase currents and DC-link voltage for vector control algorithms in inverter applications.
Is the R5F523T5ADFL#30 pin-compatible with other members of the RX23T Group?
No, the R5F523T5ADFL#30 (48-pin LFQFP) is not pin-compatible with the 52-pin LQFP (R5F523T5ADFD#30) or 64-pin LFQFP (R5F523T5ADFM#30) variants due to differing pin counts, pitch, and signal assignments. However, it shares identical peripheral register maps and firmware compatibility with those variants - allowing software reuse across package options when board redesign is acceptable.
R5F523T5ADFL#30 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RX200
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RX
- Core Size:
- 32-Bit Single-Core
- Speed:
- 40MHz
- Connectivity:
- I2C, SCI, SPI
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 35
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 10K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 10x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F523T5ADFL#30 FAQ
1.How can I place an order for R5F523T5ADFL#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F523T5ADFL#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 R5F523T5ADFL#30 reliable?
The price and inventory of R5F523T5ADFL#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F523T5ADFL#30 is usually 5 days.
3.What payment methods are accepted for R5F523T5ADFL#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F523T5ADFL#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F523T5ADFL#30?
R5F523T5ADFL#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F523T5ADFL#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 R5F523T5ADFL#30?
For technical support, including R5F523T5ADFL#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F523T5ADFL#30 requirements.
6.How does Aetrix verify that R5F523T5ADFL#30 is sourced from the original manufacturer or authorized distributors?
All R5F523T5ADFL#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 R5F523T5ADFL#30 meets industry standards.
7.What is the process for return or replacement of R5F523T5ADFL#30?
All R5F523T5ADFL#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F523T5ADFL#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 R5F523T5ADFL#30 part is unused and in its original packaging.
Return procedure for R5F523T5ADFL#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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