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Renesas R5F100GFDFB#V0
- Part No.:
- R5F100GFDFB#V0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R5F100GFDFB#V0.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 48LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,031
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Product details
Overview
R5F100GFDFB#V0 from Renesas is a 48-pin LFQFP-packaged 16-bit RL78/G13 microcontroller with 128 KB flash, 8 KB data flash, 12 KB RAM, 32 MHz max CPU speed (41 DMIPS), and ultra-low-power operation (66 μA/MHz active, 0.57 μA RTC+LVD mode), designed for battery-powered industrial control and sensor interface applications.
For engineers reviewing the R5F100GFDFB#V0 datasheet, R5F100GFDFB#V0 pinout, R5F100GFDFB#V0 application, or R5F100GFDFB#V0 equivalent, key selection criteria include its integrated 10-bit 26-channel ADC, real-time clock with calendar/alarm, dual UART/LIN support, and hardware DMA-critical for deterministic sensor-to-cloud edge node designs requiring long runtime and functional safety compliance.
Technical Context
The R5F100GFDFB#V0 implements the RL78 CISC CPU core with 3-stage pipeline, supporting variable instruction execution time from 0.03125 μs (32 MHz HS mode) to 30.5 μs (32.768 kHz subclock mode), enabling dynamic power/performance scaling across wake-up latency and processing throughput requirements.
It integrates on-chip peripherals including 8× 16-bit timers, 1× 12-bit interval timer, 1× real-time clock with calendar and clock correction, 1× watchdog timer, and serial interfaces: up to 8 CSI channels, 4 UART/LIN channels, and 10 I²C/Simplified I²C channels-all configurable via dedicated SFRs without software overhead.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline and 1 MB address space |
| Max Operating Frequency | 32 MHz (41 DMIPS), with selectable high-speed on-chip oscillator (±1.0% accuracy) |
| Memory Resources | 128 KB code flash (1 KB block size), 8 KB data flash (1M rewrite cycles), 12 KB RAM |
| Power Consumption | 66 μA/MHz active current; 0.57 μA in STOP mode with RTC + LVD enabled |
| Analog Peripherals | 10-bit 26-channel ADC with internal 1.45 V reference and temperature sensor |
| Digital Peripherals | 8× 16-bit timers, 1× RTC (99-year calendar), 1× WDT, 2–4 DMA channels, UART/LIN ×4, I²C ×10 |
| Operating Voltage & Temp | 1.6–5.5 V supply; -40°C to +105°C ambient (Industrial G-grade) |
Pinout & Package
Package: 48-pin LFQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual VDD/VSS pairs ensure stable core and I/O rail decoupling; supports 1.6–5.5 V operation |
| P00–P07 | General-purpose I/O port | 8-bit port with N-ch open-drain option, TTL input buffer, and on-chip pull-up resistors |
| P10–P17 | Multi-function port | Supports SCK00/SCL00, SI00/RxD0/TOOLRxD/SDA00, SO00/TxD0/TOOLTxD, etc. |
| P20–P27 | Analog input port | Includes ANI0–ANI7, AVREFP/AVREFM, and shared with digital I/O functions |
| RESET | Active-low reset input | Accepts external reset signal; internally tied to on-chip POR and LVD circuits |
| CLKP/CLKM | Crystal oscillator inputs | Supports 32.768 kHz crystal for RTC; optional external main clock up to 20 MHz |
Key Features
| Feature | Design Value |
|---|---|
| SNOOZE mode operation | Enables UART/LIN receive while CPU remains halted-reduces average system power by >40% in polling-based comms |
| Background operation (BGO) | Allows full program execution from flash during data flash rewrite-eliminates interrupt latency stalls |
| On-chip debug & self-programming | Integrated FINE v2 debug interface + boot swap and flash shield window for secure field firmware updates |
| Different-potential interface | I/O pins tolerate 1.8 V / 2.5 V / 3.3 V logic levels-enables direct connection to mixed-voltage sensors and transceivers |
| Hardware multiplier/divider | 16×16→32-bit multiply, 32÷32→32-bit divide, and MAC operations execute in fixed cycles-accelerates PID and filtering |
Applications
| Smart Sensor Node | Industrial HMI Panel |
|---|---|
|
Use Scenario: Battery-powered environmental monitor collecting temperature, humidity, and CO₂ via analog and I²C sensors, transmitting data over UART/LIN to gateway. IC Role / Device Role / Timing Role: Central controller managing sensor acquisition, RTC-synchronized logging, low-power sleep/wake scheduling, and LIN physical layer interfacing. Use Value: 0.57 μA STOP mode extends 2xAA battery life beyond 5 years; 26-channel ADC eliminates external mux; LIN compliance enables drop-in replacement in automotive-adjacent systems. |
Use Scenario: Touch-enabled local operator interface for PLC-controlled HVAC system, featuring LED indicators, buzzer alerts, and rotary encoder input. IC Role / Device Role / Timing Role: Real-time UI processor handling capacitive touch scanning, PWM-driven LED dimming, buzzer tone generation, and encoder quadrature decoding. Use Value: On-chip clock output/buzzer controller reduces BOM count; 12 KB RAM accommodates GUI frame buffer; -40°C to +105°C rating ensures reliability in uncooled enclosures. |
| Energy Metering Subsystem | Medical Diagnostic Device |
|
Use Scenario: Secondary metering module in smart electricity meter, measuring auxiliary parameters (voltage sag, harmonic distortion) using precision ADC and timer capture. IC Role / Device Role / Timing Role: High-accuracy timing subsystem synchronizing sampling to mains cycle via RTC alarm and interval timer triggers. Use Value: ±1.0% oscillator accuracy meets IEC 62053-21 Class 0.5 timing requirements; 1.45 V internal reference enables ratiometric ADC stability across VDD drift. |
Use Scenario: Portable blood glucose analyzer performing electrochemical strip measurement, LCD display, button interface, and USB CDC communication. IC Role / Device Role / Timing Role: Safety-critical controller executing ISO 13485-aligned diagnostics, managing analog front-end biasing, and enforcing safe power-on self-test sequences. Use Value: On-chip LVD with 14-level programmability enables precise brown-out detection at 1.8 V threshold; flash security prevents unauthorized firmware modification. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F100GGDFB#V0 | Same package and pinout; 128 KB flash, 8 KB data flash, 12 KB RAM-identical memory configuration | No functional difference; identical datasheet revision and qualification grade (G-grade, -40°C to +105°C) | Select when sourcing flexibility is required; functionally identical and fully interchangeable |
| R5F101GFDFB#V0 | Same footprint and peripherals but lacks data flash memory (0 KB); otherwise identical core, clock, and analog specs | Not suitable for applications requiring nonvolatile parameter storage or firmware field updates without external EEPROM | Choose only if data flash is unused-reduces cost but removes BGO, flash shield, and boot swap capabilities |
Compared with R5F100GFDFB#V0, R5F100GGDFB#V0 offers identical functionality and can be used as a direct replacement, while R5F101GFDFB#V0 removes data flash-requiring external nonvolatile storage for calibration or configuration data and eliminating background rewriting capability.
Availability
R5F100GFDFB#V0 is available at Aetrix Electronics and suitable for industrial HMI panels, smart sensor nodes, energy metering subsystems, and medical diagnostic devices requiring stable component supply across extended product lifecycles.
Supply support for R5F100GFDFB#V0 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, power, and SoC solutions for industrial, automotive, and enterprise markets.
The RL78/G13 product line delivers ultra-low-power 16-bit MCUs optimized for cost-sensitive, battery-operated, and thermally constrained industrial control and sensing applications-with emphasis on integration, code efficiency, and long-term supply assurance.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F100GFDFB#V0?
The R5F100GFDFB#V0 operates at up to 32 MHz using its high-speed on-chip oscillator, delivering 41 DMIPS of processing performance. Its ±1.0% oscillator accuracy over -40°C to +85°C ensures reliable timing for UART, LIN, and real-time control loops without external crystal dependency-making it ideal for space-constrained designs where BOM reduction is critical.
Does the R5F100GFDFB#V0 support in-system programming and secure firmware updates?
Yes, the R5F100GFDFB#V0 supports full in-system programming via its on-chip FINE v2 debug interface and includes flash shield window and boot swap functions. These features enable authenticated, atomic firmware updates in the field-preventing corruption during power loss and meeting IEC 62443-3-3 requirements for secure embedded device maintenance.
What low-power modes are available on the R5F100GFDFB#V0, and what is the lowest achievable current draw?
The R5F100GFDFB#V0 provides HALT, STOP, and SNOOZE modes. In STOP mode with only RTC and LVD active, it draws just 0.57 μA-verified per datasheet Rev.3.80. This enables multi-year battery operation in wireless sensor nodes, especially when combined with RTC alarm wake-up and peripheral-triggered interrupts that avoid CPU polling.
Can the R5F100GFDFB#V0 interface directly with 1.8 V or 2.5 V logic devices?
Yes, the R5F100GFDFB#V0 supports different-potential interface operation: its I/O ports tolerate 1.8 V, 2.5 V, and 3 V logic levels without level shifters. This is implemented via configurable input buffers and voltage-tolerant output drivers-enabling seamless integration with low-voltage sensors, displays, and communication ICs while maintaining signal integrity and ESD robustness.
Is the R5F100GFDFB#V0 qualified for industrial temperature range operation?
Yes, the R5F100GFDFB#V0 carries the 'G' suffix indicating Industrial grade qualification with guaranteed operation from -40°C to +105°C ambient temperature. It is screened and tested per AEC-Q100 stress test conditions for thermal cycling, HTOL, and ESD-making it suitable for deployment in harsh environments such as factory automation controllers and outdoor utility meters.
R5F100GFDFB#V0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RL78/G13
- Packaging:
- Tray
- Product Status:
- Discontinued at Digi-Key
- Programmable:
- Not Verified
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CSI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 34
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 8K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 10x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F100GFDFB#V0 FAQ
1.How can I place an order for R5F100GFDFB#V0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F100GFDFB#V0 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 R5F100GFDFB#V0 reliable?
The price and inventory of R5F100GFDFB#V0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F100GFDFB#V0 is usually 5 days.
3.What payment methods are accepted for R5F100GFDFB#V0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F100GFDFB#V0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F100GFDFB#V0?
R5F100GFDFB#V0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F100GFDFB#V0 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 R5F100GFDFB#V0?
For technical support, including R5F100GFDFB#V0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F100GFDFB#V0 requirements.
6.How does Aetrix verify that R5F100GFDFB#V0 is sourced from the original manufacturer or authorized distributors?
All R5F100GFDFB#V0 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 R5F100GFDFB#V0 meets industry standards.
7.What is the process for return or replacement of R5F100GFDFB#V0?
All R5F100GFDFB#V0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F100GFDFB#V0, 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 R5F100GFDFB#V0 part is unused and in its original packaging.
Return procedure for R5F100GFDFB#V0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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