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Renesas R5F212BASNFP#V2
- Part No.:
- R5F212BASNFP#V2
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R5F212BASNFP#V2.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 64LFQFP
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
R5F212BASNFP#V2 from Renesas Electronics is a 16-bit R8C/Tiny Series microcontroller in the R8C/2B Group, featuring 96 KB flash program memory, 1 KB × 2 on-chip data flash, 7 KB RAM, and operation up to 20 MHz at 3.0–5.5 V. It integrates dual 8-bit UARTs, LIN hardware support, 10-bit × 12-channel ADC, dual 8-bit DACs, and six timer modules (including three-phase PWM-capable Timer RD) for motor control and embedded sensing applications.
For engineers reviewing the R5F212BASNFP#V2 datasheet, R5F212BASNFP#V2 pinout, R5F212BASNFP#V2 application, or R5F212BASNFP#V2 equivalent, key selection criteria include its 64-pin LQFP (PLQP0064KB-A) package, -20°C to +85°C industrial temperature grade (N version), integrated data flash for parameter storage, and hardware LIN compliance for automotive body electronics.
Technical Context
The R5F212BASNFP#V2 implements the R8C/Tiny CPU core with 89 fundamental instructions, 16×16→32-bit multiplier, and multiply-accumulate capability. Its clock system includes XIN/XOUT (up to 20 MHz), XCIN/XCOUT (32 kHz real-time clock), and high-/low-speed on-chip oscillators with frequency adjustment.
Peripheral integration includes UART0/UART1/UART2, SSU/I²C shared interface, hardware LIN module (using Timer RA and UART0), 12-channel sample-and-hold ADC, two independent 8-bit DACs, and Timer RD supporting reset-synchronous and complementary PWM for three-phase motor drive with 6-pin output capability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | R8C/Tiny 16-bit core with 89 instructions, 50 ns min. instruction time at 20 MHz - enables deterministic real-time control in resource-constrained systems. |
| Memory | 96 KB flash program ROM + 1 KB × 2 data flash + 7 KB RAM - supports firmware updates and nonvolatile parameter storage without external EEPROM. |
| ADC/DAC | 10-bit resolution × 12 channels with sample-and-hold; 8-bit × 2 DACs - suitable for closed-loop analog sensor interfacing and actuator biasing. |
| Timers | Timer RD: 16-bit × 2 with 4 capture/compare registers, complementary PWM, and three-phase waveform generation - directly drives gate drivers in BLDC/PMSM motor control. |
| Serial Interfaces | UART0/1/2 + SSU/I²C (shared) + hardware LIN (UART0 + Timer RA) - enables multi-node communication in automotive body control modules. |
| Power & Temp | 2.2–5.5 V supply range; 0.65 µA stop-mode current; -20°C to +85°C operating ambient - meets industrial power efficiency and environmental robustness requirements. |
Pinout & Package
Package: 64-pin LQFP (PLQP0064KB-A), 0.5 mm pitch, 10 mm × 10 mm body, exposed pad not specified. RoHS-compliant, lead-free finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0_0–P0_7 | Analog input / DAC output / GPIO | AN0–AN7 and DA0/DA1 mapped to Port P0 - enables simultaneous analog sensing and analog output on same port group. |
| P1_0–P1_7 | General I/O / LIN transceiver interface / interrupt inputs | KI0–KI3 and INT1 assigned to P1 - supports wake-up from stop mode via external keys or LIN bus activity. |
| P2_0–P2_7 | Timer RD I/O / three-phase PWM outputs | TRDIOA0–TRDIOD1 pins provide 6 dedicated PWM outputs - eliminates need for external gate driver logic in 3-phase inverter designs. |
| P4_3/P4_4 | Real-time clock crystal interface | XCIN/XCOUT pins connect to 32.768 kHz crystal - provides accurate timekeeping independent of main system clock. |
| P4_6/P4_7 | Main system clock oscillator | XIN/XOUT pins support external 20 MHz crystal or ceramic resonator - defines maximum CPU execution speed and peripheral timing base. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip data flash | 1 KB × 2 blocks rated for 10,000 erase/write cycles - enables field-updatable calibration tables and configuration parameters without external memory. |
| Hardware LIN module | Integrated LIN 2.0/2.1 compliant controller using UART0 and Timer RA - reduces software overhead and ensures protocol timing accuracy in automotive sub-systems. |
| Three-phase PWM engine | Timer RD supports complementary PWM with dead-time insertion and synchronous reset - simplifies inverter gate drive design for brushless DC motors. |
| Low-power operation | 0.65 µA stop mode current with RTC active (f(XCIN) = 32 kHz) - extends battery life in always-on sensor nodes and remote controls. |
| EMI-resistant design | Anti-noise circuitry and optimized internal routing - meets industrial EMC requirements without added shielding or filtering components. |
Applications
| Automotive Body Control Module | Industrial Motor Drive Interface |
|---|---|
Use Scenario: Centralized control of door locks, window lifts, and mirror adjusters in entry-level vehicles. IC Role / Device Role / Timing Role: Primary MCU executing LIN slave protocol, managing GPIO-driven actuators, and monitoring switch inputs. Use Value: Hardware LIN reduces CPU load by >40% vs. bit-banged implementation; data flash stores vehicle-specific configuration without EEPROM. |
Use Scenario: Low-voltage (<24 V) BLDC motor control in HVAC blowers and automated valves. IC Role / Device Role / Timing Role: Real-time PWM generator and current-sense ADC processor for commutation timing and overcurrent protection. Use Value: Timer RD's complementary PWM with automatic dead-time prevents shoot-through; 10-bit ADC resolves ±0.5% current feedback error. |
| Smart Appliance Sensor Hub | Programmable Power Supply Monitor |
Use Scenario: Aggregating temperature, humidity, and airflow data in premium refrigerators and washing machines. IC Role / Device Role / Timing Role: Sensor fusion node with ADC sampling, DAC-based reference generation, and UART-based host communication. Use Value: Dual 8-bit DACs generate precise bias voltages for analog front-ends; 7 KB RAM buffers multi-sensor time-series data before transmission. |
Use Scenario: Monitoring rail voltages and fan speeds in telecom power shelves and industrial PLC power modules. IC Role / Device Role / Timing Role: Standby supervisor with voltage detection (VDD/VREF), watchdog reset, and UART telemetry reporting. Use Value: Built-in voltage detection circuit triggers reset at 2.7 V; 0.65 µA stop mode allows continuous monitoring during main system sleep. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F212B8SNFP | 64 KB program flash, same 1 KB × 2 data flash, identical peripherals and pinout | Lower code density requirement; suitable when firmware size < 64 KB | Select when application firmware fits within 64 KB and cost optimization is prioritized over future scalability. |
| R5F212BCSNFP | 128 KB program flash, same data flash and peripherals; otherwise pin- and register-compatible | Supports larger firmware images with bootloader, OTA stack, or enhanced diagnostics | Choose when future firmware expansion, secure boot, or additional protocol stacks (e.g., CAN FD) are anticipated. |
Compared with R5F212B8SNFP, R5F212BASNFP#V2 offers 32 KB more program flash for feature-rich firmware while retaining identical low-power behavior and motor control peripherals; versus R5F212BCSNFP, it trades 32 KB flash for lower unit cost and smaller memory footprint in stable, mature designs.
Availability
R5F212BASNFP#V2 is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor interfaces, smart appliance sensor hubs, and programmable power supply monitors requiring stable component supply across extended product lifecycles.
Supply support for R5F212BASNFP#V2 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 R8C/2B Group, including R5F212BASNFP#V2, was designed for cost-sensitive, real-time embedded applications demanding integrated analog peripherals, low-power operation, and automotive-grade communication interfaces like LIN.
FAQ
What is the maximum operating frequency and supply voltage range for R5F212BASNFP#V2?
R5F212BASNFP#V2 operates at up to 20 MHz when supplied with 3.0–5.5 V. At 2.7–5.5 V, maximum frequency is 10 MHz; at 2.2–5.5 V, it is 5 MHz. These voltage-frequency dependencies ensure stable timing margins across industrial voltage tolerances and enable dynamic power scaling in battery-powered systems.
Does R5F212BASNFP#V2 support hardware LIN communication?
Yes, R5F212BASNFP#V2 includes a dedicated hardware LIN module compliant with LIN 2.0/2.1 standards, implemented using UART0 and Timer RA. This offloads protocol framing, checksum calculation, and timing-critical response generation from firmware, ensuring reliable communication in automotive body networks without CPU intervention.
How many PWM output channels does R5F212BASNFP#V2 provide for motor control?
R5F212BASNFP#V2 provides six dedicated PWM output channels via Timer RD's TRDIOA0–TRDIOD1 pins, supporting complementary PWM, three-phase waveforms, and synchronous reset modes. This enables direct driving of 3-phase inverter gate drivers without external logic, reducing bill-of-materials and PCB area.
What is the endurance rating of the on-chip data flash in R5F212BASNFP#V2?
The on-chip data flash in R5F212BASNFP#V2 is rated for 10,000 erase/write cycles per block (1 KB × 2). This exceeds typical requirements for calibration storage, device configuration, and usage counters in industrial and automotive applications where field updates occur infrequently but must be highly reliable.
Is R5F212BASNFP#V2 pin-compatible with other members of the R8C/2B Group?
Yes, all R8C/2B Group MCUs-including R5F212BASNFP#V2, R5F212B8SNFP, and R5F212BCSNFP-share identical 64-pin LQFP (PLQP0064KB-A) pinouts, register maps, and peripheral configurations. Firmware and hardware designs are interchangeable across this family, enabling scalable memory selection without layout changes.
R5F212BASNFP#V2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- R8C/2x/2B
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- R8C
- Core Size:
- 16-Bit
- Speed:
- 20MHz
- Connectivity:
- I2C, LINbus, SIO, SSU, UART/USART
- Peripherals:
- POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 55
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 7K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.2V ~ 5.5V
- Data Converters:
- A/D 12x10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -20°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F212BASNFP#V2 FAQ
1.How can I place an order for R5F212BASNFP#V2 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F212BASNFP#V2 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 R5F212BASNFP#V2 reliable?
The price and inventory of R5F212BASNFP#V2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F212BASNFP#V2 is usually 5 days.
3.What payment methods are accepted for R5F212BASNFP#V2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F212BASNFP#V2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F212BASNFP#V2?
R5F212BASNFP#V2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F212BASNFP#V2 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 R5F212BASNFP#V2?
For technical support, including R5F212BASNFP#V2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F212BASNFP#V2 requirements.
6.How does Aetrix verify that R5F212BASNFP#V2 is sourced from the original manufacturer or authorized distributors?
All R5F212BASNFP#V2 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 R5F212BASNFP#V2 meets industry standards.
7.What is the process for return or replacement of R5F212BASNFP#V2?
All R5F212BASNFP#V2 units undergo pre-shipment inspection (PSI). If there is an issue with R5F212BASNFP#V2, 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 R5F212BASNFP#V2 part is unused and in its original packaging.
Return procedure for R5F212BASNFP#V2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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