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Renesas R5F523T5ADFM#10
- Part No.:
- R5F523T5ADFM#10
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R5F523T5ADFM#10.pdf
- Description:
- IC MCU 32BIT 128KB FLASH 64LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,280
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Product details
Overview
R5F523T5ADFM#10 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 128 KB flash/12 KB SRAM, IEEE 754-compliant FPU, and dual three-phase complementary PWM outputs for precise inverter gate driving.
For engineers reviewing the R5F523T5ADFM#10 datasheet, R5F523T5ADFM#10 pinout, R5F523T5ADFM#10 application, or R5F523T5ADFM#10 equivalent, this MCU delivers deterministic real-time control with IEC60730-compliant self-diagnostic A/D, MTU3c timer subsystem, and hardware-accelerated floating-point math - critical for BLDC/PMSM motor drives and digital power conversion designs.
Technical Context
The R5F523T5ADFM#10 implements the RX v2 core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It integrates a dedicated MTU3c timer unit supporting six 16-bit channels with simultaneous counter clear, cascaded operation, and dead-time compensation for three-phase inverter control.
Its peripheral set includes two SCI interfaces (with simplified SPI/I²C modes), one RIIC bus interface (400 kbps), one RSPI channel (up to 32-bit transfers), 10-channel 12-bit S12ADE ADC with three sample-and-hold circuits and disconnection detection, and independent watchdog timer driven by a dedicated 15-kHz on-chip oscillator.
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), enabling real-time motor control loop execution ≤25 µs |
| Memory | 128 KB on-chip flash (no wait states @ ≤32 MHz), 12 KB SRAM (no wait states @ 40 MHz) |
| Floating-Point Unit | IEEE 754-compliant 32-bit single-precision FPU for sensor fusion and field-oriented control math |
| PWM Capability | MTU3c provides two independent three-phase complementary PWM outputs with automatic dead-time insertion and reset-synchronized mode |
| A/D Converter | 12-bit S12ADE with 10 input channels, 1.0 µs min conversion time @ 40 MHz ADCLK, double data registers, and analog input disconnection detection |
| Operating Voltage | 2.7 V to 5.5 V supply range supports direct connection to 3.3 V or 5 V industrial buses |
| Temperature Range | −40 °C to +85 °C (D version), validated for industrial ambient conditions |
Pinout & Package
Package: PLQP0064KB-C - 64-pin LFQFP, 10 × 10 mm body, 0.5 mm pitch, exposed pad for thermal dissipation in motor drive PCB layouts.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply and ground | Dual VCC pins (pins 10, 20, 42) and four VSS pins (pins 8, 22, 44, 36) enable low-impedance decoupling for noise-sensitive motor control logic |
| MTIOC0A–D, MTIOC1A–B, MTIOC2A–B, MTIOC3A–D, MTIOC4A–D | MTU3c waveform I/O | 24 dedicated PWM/complementary output pins supporting six independent 16-bit timer channels for full-bridge gate drive |
| AN000–AN007, AN016–AN017 | Analog inputs | 10-channel ADC input mapping across 9 pins, including differential-capable pairs for current sensing |
| PB0–PB7, PA2–PA5, P00–P02, P10–P11, P22–P24, P30–P33, P36–P37, P40–P47, P70–P76, P91–P94 | General-purpose I/O | 50 total GPIOs with 5-V tolerance on two pins (P36, P37), open-drain capability on 42 pins, and MPC-configurable peripheral assignment |
| XTAL / EXTAL | Crystal oscillator interface | Supports 1–20 MHz crystal or external clock source for precise timing of PWM and communication peripherals |
| RES# | Active-low reset input | Asynchronous hardware reset with internal pull-up; compatible with standard industrial reset supervisors |
Key Features
| Feature | Design Value |
|---|---|
| IEC60730 Compliance Support | Hardware-assisted RAM test (DOC), ADC self-diagnostic, clock accuracy measurement (CAC), and IWDT disconnection detection reduce functional safety certification effort |
| Three-Phase Inverter Control Engine | MTU3c's reset-synchronized PWM mode generates synchronized positive/negative waveforms with user-defined duty cycle and automatic dead-time insertion per phase pair |
| Flexible Communication Peripherals | SCIg channels support asynchronous UART, clock-synchronous SPI/I²C emulation, and smart card mode - enabling unified firmware for motor control + HMI or diagnostics |
| High-Resolution Analog Subsystem | 12-bit ADC with per-channel sampling time control, double-trigger mode for redundancy, and comparator C (3-channel) with programmable reference voltage generation |
| Low-Power Operation Modes | Sleep, deep sleep, and software standby modes with selective peripheral stop control allow dynamic power scaling during idle periods in battery-backed systems |
| On-Chip Debugging | FINE interface (pin FINED) enables non-intrusive real-time trace and breakpoint debugging without halting motor control loops |
Applications
| Industrial Motor Drives | Home Appliance Inverters |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC/PMSM motors in HVAC compressors and washing machine drum drives. IC Role / Device Role / Timing Role: Primary motor control MCU executing real-time current/voltage sampling, Clarke/Park transforms, PI regulation, and space-vector PWM generation. Use Value: MTU3c's simultaneous register update and dead-time compensation ensure precise phase alignment and prevent shoot-through in IGBT/MOSFET half-bridges. | Use Scenario: Digital power conversion and fan speed regulation in refrigerators and air conditioners with variable-frequency compressors. IC Role / Device Role / Timing Role: System controller managing inverter stage, sensor interface, user interface, and communication with main system MCU via I²C. Use Value: Integrated 12-bit ADC with disconnection detection and comparator C enable reliable current sensing and overcurrent protection without external op-amps. |
| Industrial PLC I/O Modules | Digital Power Supplies |
Use Scenario: Smart I/O terminal unit performing analog input conditioning, digital output switching, and fieldbus communication in modular PLC racks. IC Role / Device Role / Timing Role: Edge-processing node acquiring sensor data, executing local logic, and forwarding results via RSPI or SCI to central controller. Use Value: 50 GPIOs with MPC remapping and 5-V tolerant pins simplify interface to legacy 24 V industrial sensors and actuators. | Use Scenario: Digital control core in isolated AC/DC and DC/DC converters requiring adaptive voltage regulation and fault response. IC Role / Device Role / Timing Role: Real-time feedback controller sampling output voltage/current, computing PID corrections, and updating PWM duty cycle at ≥100 kHz. Use Value: FPU acceleration and 40 MHz deterministic execution enable fast-loop digital control algorithms without external DSP co-processor. |
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#10 | 52-pin LQFP (0.65 mm pitch), 40 GPIOs, same 128 KB flash/12 KB RAM/FPU/MTU3c specs | Reduced pin count limits number of independent PWM outputs and analog inputs; suitable for cost-optimized single-motor drives | Select when board space allows larger pitch and fewer I/Os are needed; no PCB redesign required if footprint accommodates 52-pin variant |
| R5F523T5AGFM#10 | Identical 64-pin LFQFP package and electrical specs, but rated for −40 °C to +105 °C operating temperature | Required for under-hood automotive or high-ambient industrial enclosures where junction temperature exceeds 85 °C | Choose for extended temperature environments; drop-in replacement with identical pinout and firmware compatibility |
Compared with R5F523T5ADFD#10, the R5F523T5ADFM#10 offers 10 additional GPIOs and full 24-pin MTU3c routing for dual three-phase control, while R5F523T5AGFM#10 extends thermal reliability without sacrificing performance or layout - making R5F523T5ADFM#10 optimal for space-constrained, multi-axis industrial inverters.
Availability
R5F523T5ADFM#10 is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, and digital power supplies requiring stable component supply, long-term lifecycle support, and IEC60730-compliant embedded control.
Supply support for R5F523T5ADFM#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 RX23T Group, including R5F523T5ADFM#10, was designed specifically for high-precision motor control and inverter applications - integrating advanced PWM timing, analog sensing, and functional safety features into a single 32-bit MCU platform.
FAQ
What is the maximum operating frequency and core type of the R5F523T5ADFM#10?
The R5F523T5ADFM#10 operates at a maximum frequency of 40 MHz using the 32-bit RX v2 CPU core. This core delivers 65.6 DMIPS performance and includes a 5-stage pipeline, variable-length instruction set, and Harvard architecture for deterministic real-time execution - essential for motor control loops in the R5F523T5ADFM#10.
Does the R5F523T5ADFM#10 include a floating-point unit (FPU)?
Yes, the R5F523T5ADFM#10 integrates a hardware 32-bit single-precision floating-point unit compliant with IEEE 754 standards. This FPU accelerates mathematical operations required for field-oriented control (FOC), sensor fusion, and digital signal processing - directly enhancing computational efficiency in the R5F523T5ADFM#10 without external coprocessors.
How many PWM channels does the R5F523T5ADFM#10 support for three-phase motor control?
The R5F523T5ADFM#10 supports two independent three-phase complementary PWM outputs via its MTU3c timer unit. Each output comprises six dedicated pins (e.g., MTIOC0A–D, MTIOC1A–B), enabling full-bridge gate driving with automatic dead-time insertion and reset-synchronized waveform generation - a core capability of the R5F523T5ADFM#10 for inverter applications.
What analog features are integrated into the R5F523T5ADFM#10 for motor current sensing?
The R5F523T5ADFM#10 integrates a 12-bit S12ADE ADC with 10 input channels, three sample-and-hold circuits, per-channel sampling time control, and analog input disconnection detection. It also includes a 3-channel comparator (CMPC) with programmable reference voltage generation - all critical for accurate, robust current sensing and overcurrent protection in the R5F523T5ADFM#10.
Is the R5F523T5ADFM#10 qualified for functional safety standards like IEC60730?
Yes, the R5F523T5ADFM#10 includes hardware-assisted features for IEC60730 Class B compliance: self-diagnostic ADC, clock frequency accuracy measurement (CAC), independent watchdog timer (IWDT) with dedicated oscillator, RAM test support via DOC, and analog input disconnection detection - collectively reducing software validation burden for the R5F523T5ADFM#10 in safety-critical motor control systems.
R5F523T5ADFM#10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RX23T
- 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:
- 50
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 12K 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:
R5F523T5ADFM#10 FAQ
1.How can I place an order for R5F523T5ADFM#10 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F523T5ADFM#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 R5F523T5ADFM#10 reliable?
The price and inventory of R5F523T5ADFM#10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F523T5ADFM#10 is usually 5 days.
3.What payment methods are accepted for R5F523T5ADFM#10?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F523T5ADFM#10 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F523T5ADFM#10?
R5F523T5ADFM#10 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F523T5ADFM#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 R5F523T5ADFM#10?
For technical support, including R5F523T5ADFM#10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F523T5ADFM#10 requirements.
6.How does Aetrix verify that R5F523T5ADFM#10 is sourced from the original manufacturer or authorized distributors?
All R5F523T5ADFM#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 R5F523T5ADFM#10 meets industry standards.
7.What is the process for return or replacement of R5F523T5ADFM#10?
All R5F523T5ADFM#10 units undergo pre-shipment inspection (PSI). If there is an issue with R5F523T5ADFM#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 R5F523T5ADFM#10 part is unused and in its original packaging.
Return procedure for R5F523T5ADFM#10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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