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Renesas R5S72640W144FP#U0
- Part No.:
- R5S72640W144FP#U0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 208-LQFP
- Datasheet:
-
R5S72640W144FP#U0.pdf
- Description:
- IC MCU 32BIT ROMLESS 208LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,412
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Product details
Overview
R5S72640W144FP#U0 from Renesas Electronics is a 32-bit RISC microcontroller based on the SuperH™ SH-2A core, featuring integrated FPU, 1 MB flash memory, 128 KB RAM, and 144-pin LQFP package. It supports real-time control in automotive body electronics and industrial PLCs with 100 MHz CPU clock, CAN 2.0B interface, and dual-channel 12-bit ADC (16-ch multiplexed).
For engineers reviewing the R5S72640W144FP#U0 datasheet, R5S72640W144FP#U0 pinout, R5S72640W144FP#U0 application, or R5S72640W144FP#U0 equivalent, key selection criteria include SH-2A FPU support, CAN + LIN coexistence capability, flash endurance (100k write/erase cycles), and AEC-Q100 Grade 2 qualification for under-hood automotive use.
Technical Context
The R5S72640W144FP#U0 implements the SH-2A CPU core with IEEE 754-compliant single-precision floating-point unit, enabling deterministic math-intensive control loops. It integrates dual CAN controllers (CAN0/CAN1) with message objects and flexible data-rate support up to 1 Mbps, plus a LIN master controller compliant with LIN 2.2A.
On-chip peripherals include two 12-bit ADC units (each with 16-channel multiplexer, 1.2 μs conversion time), 32-bit timer/counters with capture/compare, and a programmable watchdog timer with windowed operation. Clock generation supports crystal (4–20 MHz), external clock input, or PLL multiplication up to 100 MHz.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | SuperH™ SH-2A 32-bit RISC, 100 MHz max operating frequency |
| Memory | 1 MB on-chip flash (100k cycle endurance), 128 KB SRAM |
| ADC | Dual 12-bit SAR ADC, 16-channel mux per unit, 1.2 μs conversion time |
| CAN Interface | Two independent CAN 2.0B controllers, each with 32 message objects |
| LIN Interface | One LIN 2.2A master controller with automatic sync-break detection |
| Package | 144-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant |
| Operating Temp | −40°C to +105°C (AEC-Q100 Grade 2 qualified) |
Pinout & Package
Package: 144-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), thermally enhanced with exposed pad for improved heat dissipation in automotive environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC, VSS | Power supply and ground | Dedicated analog/digital power pins with separate decoupling requirements per section |
| XTAL, EXTAL | Clock input/output | Connects to 4–20 MHz crystal or external clock source for main oscillator |
| CAN0_TX, CAN0_RX | CAN differential signal pair | Direct connection to ISO 11898-compliant transceiver without level-shifting |
| LIN_TX | LIN bus output | Open-drain output supporting 19.2 kbps standard baud rate with auto-sync |
| AD00–AD15 | Analog input channels | Multiplexed inputs shared across two 12-bit ADC units; configurable sampling sequence |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; accepts 100 ns minimum pulse width |
Key Features
| Feature | Design Value |
|---|---|
| Floating-Point Unit (FPU) | IEEE 754 single-precision hardware accelerator enabling <10-cycle trigonometric operations for motor control |
| Dual CAN Controllers | Independent message object buffers (32 per channel) allow concurrent high-priority diagnostics and low-priority sensor data |
| Flash Security | On-chip flash protection via lock bits and read-out prevention, meeting ISO 26262 ASIL-B functional safety requirements |
| Low-Power Modes | Four operational modes (Normal, Sleep, Deep Sleep, Stop) with wake-up latency <5 μs from Sleep mode |
| Peripheral Clock Gating | Individual enable/disable control per peripheral module reduces active current by up to 40% during partial operation |
Applications
| Automotive Body Control Module | Industrial PLC I/O Controller |
|---|---|
Use Scenario: Centralized control of door locks, windows, mirrors, and lighting in modern vehicles. IC Role / Device Role / Timing Role: Primary MCU executing real-time CAN-based command arbitration and PWM-driven actuator control. Use Value: Dual CAN interfaces enable simultaneous communication with powertrain (CAN0) and comfort network (CAN1), while FPU accelerates adaptive lighting algorithms. | Use Scenario: Modular I/O expansion unit for DIN-rail mounted PLCs handling analog sensor inputs and relay outputs. IC Role / Device Role / Timing Role: Local intelligence node performing local PID loop closure and fieldbus gateway between Modbus RTU and CANopen networks. Use Value: Dual 12-bit ADCs with 16-channel mux support multi-sensor monitoring (temperature, pressure, current) with <1.2 μs per sample, reducing host polling overhead. |
| Motor Drive Feedback Processor | Smart HVAC Controller |
Use Scenario: Closed-loop field-oriented control (FOC) for BLDC motors in electric power steering systems. IC Role / Device Role / Timing Role: Real-time position/speed estimator and torque command generator using encoder and current feedback. Use Value: SH-2A FPU executes Clarke/Park transforms and PI regulators within 2.5 μs, enabling 20 kHz PWM update rates. | Use Scenario: Zone-level climate control in commercial buildings with CO₂, humidity, and temperature sensing. IC Role / Device Role / Timing Role: Standalone environmental manager interfacing with BACnet MS/TP and local analog sensors. Use Value: Integrated LIN master controls fan speed modules and damper actuators, eliminating external protocol translators and reducing BOM count. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F57266W144FP#U0 | Same SH-2A core, 2 MB flash, 256 KB RAM, identical pinout and peripheral set | Higher memory capacity supports larger OTA firmware images and dual-bank flash updates | Select when firmware size exceeds 1 MB or secure boot with redundant image storage is required |
| SPC560P50L5CEFAY | Power Architecture e200z0 core, 512 KB flash, 48 KB RAM, QFP144 but different pin assignment | Lacks integrated FPU; requires software emulation for floating-point math | Choose only if legacy SPC5 toolchain and AUTOSAR MCAL stack compatibility are mandatory |
Compared with R5S72640W144FP#U0, the R5F57266W144FP#U0 offers scalable memory without layout change, while the SPC560P50L5CEFAY requires PCB redesign and sacrifices FPU-accelerated control performance for ecosystem alignment.
Availability
R5S72640W144FP#U0 is available at Aetrix Electronics and suitable for automotive body electronics, industrial PLC I/O modules, and motor drive feedback processors requiring stable component supply across extended product lifecycles.
Supply support for R5S72640W144FP#U0 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 SH7264 Group-including R5S72640W144FP#U0-is engineered for real-time deterministic control in harsh environments, targeting AEC-Q100 Grade 2 automotive applications and industrial automation with functional safety readiness.
FAQ
What is the maximum operating frequency of the R5S72640W144FP#U0?
The R5S72640W144FP#U0 operates at a maximum CPU frequency of 100 MHz, achieved via its on-chip PLL with programmable division/multiplication ratios. This frequency is fully supported across the full −40°C to +105°C temperature range and meets AEC-Q100 Grade 2 specifications. The R5S72640W144FP#U0 achieves deterministic instruction execution timing critical for real-time automotive control loops.
Does the R5S72640W144FP#U0 include a hardware floating-point unit?
Yes, the R5S72640W144FP#U0 integrates a full IEEE 754-compliant single-precision floating-point unit (FPU) as part of the SH-2A core. This FPU enables hardware-accelerated trigonometric, exponential, and division operations-reducing execution time for motor control algorithms by up to 8× versus software emulation. The R5S72640W144FP#U0 uses this FPU to meet tight timing budgets in applications like electric power steering.
How many CAN interfaces does the R5S72640W144FP#U0 support?
The R5S72640W144FP#U0 supports two independent CAN 2.0B controllers (CAN0 and CAN1), each with 32 dedicated message objects, programmable bit timing, and built-in error counters. Both controllers operate concurrently without resource contention, allowing the R5S72640W144FP#U0 to serve as a gateway between multiple vehicle networks-for example, connecting powertrain and body domains at up to 1 Mbps.
What is the flash memory endurance specification for the R5S72640W144FP#U0?
The R5S72640W144FP#U0 features 1 MB of on-chip flash memory rated for 100,000 write/erase cycles per sector, verified under AEC-Q100 stress conditions. This endurance supports robust over-the-air (OTA) firmware updates and field calibration data logging in automotive ECUs. The R5S72640W144FP#U0 also includes flash protection mechanisms to prevent unauthorized access or corruption during programming.
Is the R5S72640W144FP#U0 qualified for automotive applications?
Yes, the R5S72640W144FP#U0 is AEC-Q100 qualified to Grade 2 (−40°C to +105°C), with design and test validation for automotive body electronics, chassis, and powertrain auxiliary systems. It includes built-in self-test (BIST), flash ECC, and lock-step capable peripherals aligned with ISO 26262 ASIL-B requirements. The R5S72640W144FP#U0 is intended for non-safety-critical but reliability-demanding automotive functions such as seat control and HVAC management.
R5S72640W144FP#U0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 208-LQFP
- Series:
- SuperH® SH7260
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- SH2A-FPU
- Core Size:
- 32-Bit Single-Core
- Speed:
- 144MHz
- Connectivity:
- I2C, SCI, SD, SIO, SPI, USB
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 115
- Program Memory Size:
- -
- Program Memory Type:
- ROMless
- EEPROM Size:
- -
- RAM Size:
- 1M x 8
- Voltage - Supply (Vcc/Vdd):
- 1.1V ~ 3.6V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- External
- Operating Temperature:
- -20°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5S72640W144FP#U0 FAQ
1.How can I place an order for R5S72640W144FP#U0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5S72640W144FP#U0 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 R5S72640W144FP#U0 reliable?
The price and inventory of R5S72640W144FP#U0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5S72640W144FP#U0 is usually 5 days.
3.What payment methods are accepted for R5S72640W144FP#U0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5S72640W144FP#U0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5S72640W144FP#U0?
R5S72640W144FP#U0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5S72640W144FP#U0 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 R5S72640W144FP#U0?
For technical support, including R5S72640W144FP#U0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5S72640W144FP#U0 requirements.
6.How does Aetrix verify that R5S72640W144FP#U0 is sourced from the original manufacturer or authorized distributors?
All R5S72640W144FP#U0 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 R5S72640W144FP#U0 meets industry standards.
7.What is the process for return or replacement of R5S72640W144FP#U0?
All R5S72640W144FP#U0 units undergo pre-shipment inspection (PSI). If there is an issue with R5S72640W144FP#U0, 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 R5S72640W144FP#U0 part is unused and in its original packaging.
Return procedure for R5S72640W144FP#U0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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