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Renesas R5F104GGGFB#V0
- Part No.:
- R5F104GGGFB#V0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R5F104GGGFB#V0.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 48LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,079
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Product details
Overview
R5F104GGGFB#V0 from Renesas is a 48-pin LFQFP-packaged RL78/G14 16-bit microcontroller with 96 KB flash, 12 KB RAM, and industrial-grade temperature support (−40°C to +105°C). It delivers 44 DMIPS at 32 MHz, features ultra-low-power operation (66 μA/MHz active, 0.60 μA in RTC+LVD mode), and integrates 10-bit ADC (16 channels), UART/SPI/I²C interfaces, RTC, and on-chip debug.
For engineers reviewing the R5F104GGGFB#V0 datasheet, R5F104GGGFB#V0 pinout, R5F104GGGFB#V0 application, or R5F104GGGFB#V0 equivalent, this device is selected for cost-sensitive, battery-powered industrial control, sensor nodes, and appliance timing-critical embedded systems requiring verified low-voltage operation (1.6–5.5 V) and integrated analog peripherals.
Technical Context
The R5F104GGGFB#V0 implements the RL78 CPU core with 3-stage pipeline CISC architecture, supporting instruction execution times from 0.03125 µs (32 MHz high-speed mode) to 30.5 µs (32.768 kHz ultra-low-speed mode). It includes multiply/divide/accumulate instructions and a 1 MB address space.
Its peripheral set includes Timer Array Unit (TAU) with 8 channels, 12-bit interval timer, real-time clock with calendar/alarm, watchdog timer, and Event Link Controller (ELC) enabling hardware-triggered peripheral chaining without CPU intervention - critical for deterministic response in motor control and power management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | RL78 16-bit CISC CPU with 3-stage pipeline and 1 MB address space |
| Max Operating Frequency | 32 MHz - delivers 44 DMIPS for real-time control loop execution |
| Flash Memory | 96 KB code flash with 1 KB block size, self-programming, and security lock |
| Data Flash | 8 KB data flash with background operation (BGO) and 1M rewrite cycles |
| RAM | 12 KB on-chip RAM - sufficient for RTOS stacks, communication buffers, and sensor data processing |
| ADC | 10-bit resolution, 16-channel SAR ADC with internal 1.45 V reference and temperature sensor |
| Operating Voltage | 1.6 V to 5.5 V - supports direct Li-ion battery (3.0–3.7 V) and 3.3 V/5 V system rails |
| Temperature Range | −40°C to +105°C (G-grade) - qualified for industrial motor drives and HVAC controllers |
Pinout & Package
Package: 48-pin LFQFP (7 × 7 mm, 0.5 mm pitch), lead-free, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00 | TxD1 / TI00 / TRGCLKA | Primary UART transmit; timer input; trigger clock source for debugging |
| P01 | RxD1 / TO00 / TRGCLKB | Primary UART receive; timer output; secondary trigger clock |
| P10–P17 | SPI/I²C/UART/Timer I/O group | Configurable multi-function ports supporting CSI (SPI), I²C, UART, and timer I/O with peripheral I/O redirection |
| P20–P27 | ANI0–ANI7 / AVREFP / AVREFM | 8-channel analog input bank with dedicated voltage reference pins for precision ADC measurements |
| P30–P31 | INTP3 / RTC1HZ / TI03 / TO03 | Real-time clock interrupt output and general-purpose timer I/O for time-synchronized events |
| P50–P51 | RxD0 / TxD0 / TOOLRxD / TOOLTxD | Dedicated on-chip debug interface (E1/E2 emulator) with full UART functionality |
| P60–P62 | SCLA0 / SDAA0 / SSI00 | I²C master/slave interface and synchronous serial interface for EEPROM or sensor communication |
| P121–P122 | X1 / X2 / EXCLK | Crystal oscillator inputs (32.768 kHz RTC crystal) and external clock input for precise timing |
| RESET | Active-low reset input | Asynchronous reset with internal POR and LVD - configurable reset threshold (14 levels) |
| REGC | Regulator capacitor terminal | Must connect 0.47–1 µF capacitor to VSS for stable internal voltage regulator operation |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low-power HALT/STOP/SNOOZE modes | 0.60 μA RTC+LVD retention enables >10-year battery life in metering applications |
| On-chip high-accuracy oscillator | ±1.0% accuracy (1.8–5.5 V, −20 to +85°C) eliminates need for external crystal in cost-sensitive designs |
| Background Data Flash programming | Execute code from flash while rewriting data flash - enables firmware updates without halting operation |
| Event Link Controller (ELC) | Hardware-peripheral chaining reduces CPU load by up to 30% in sensor acquisition and PWM synchronization |
| Peripheral I/O redirection registers | Dynamic remapping of UART/SPI/I²C functions to alternate pins simplifies PCB layout and reuse |
| Integrated temperature sensor & 1.45 V reference | Enables self-calibrating thermal monitoring and accurate ADC readings without external components |
Applications
| Industrial Motor Control | Smart Energy Metering |
|---|---|
|
Use Scenario: Brushless DC motor commutation with current sensing and thermal protection in HVAC blowers. IC Role / Device Role / Timing Role: Real-time PWM generation, 10-bit ADC sampling of phase currents, and RTC-based runtime logging. Use Value: Integrated ELC synchronizes ADC triggers with PWM edges, eliminating jitter and improving efficiency by 2.3% over software-timed sampling. |
Use Scenario: Residential electricity meter with tamper detection, tariff switching, and LCD display. IC Role / Device Role / Timing Role: Metrology front-end controller handling pulse counting, RTC calendar, and secure data flash storage. Use Value: 0.60 μA STOP mode extends lithium backup battery life to 12 years; BGO enables firmware updates during meter operation. |
| Home Appliance Control | IoT Sensor Node |
|
Use Scenario: Washing machine main control board managing water valves, pump drivers, and user interface. IC Role / Device Role / Timing Role: General-purpose MCU executing state machine logic, driving buzzer outputs, and monitoring door switches via key interrupt. Use Value: On-chip PCLBUZ0/1 timers generate precise audio tones without external components; N-ch open-drain I/O directly drives 5 V solenoids. |
Use Scenario: Battery-powered environmental sensor node measuring temperature, humidity, and CO₂. IC Role / Device Role / Timing Role: Low-power host MCU acquiring data via I²C sensors, performing local analytics, and waking periodically to transmit via UART. Use Value: 66 μA/MHz active current and programmable SNOOZE mode reduce average power to 18 μA - enabling 5-year operation on two AA cells. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F104GHGFB#V0 | Same package and pinout; 128 KB flash, 16 KB RAM, identical peripherals | Required when firmware exceeds 96 KB or additional RAM needed for larger protocol stacks | Select for future-proofing or feature-rich firmware without PCB change |
| R5F104GEGFB#V0 | Same package and pinout; 64 KB flash, 5.5 KB RAM, same peripheral set except reduced RAM and flash | Suitable for simpler control tasks where memory footprint is under 50 KB and no BGO-intensive logging is required | Select for cost reduction in high-volume consumer appliances with minimal firmware requirements |
Compared with R5F104GGGFB#V0, R5F104GHGFB#V0 provides headroom for complex communication stacks and field-upgradable features, while R5F104GEGFB#V0 reduces BoM cost by 12% in fixed-function applications - both retain identical timing, I/O, and low-power behavior.
Availability
R5F104GGGFB#V0 is available at Aetrix Electronics and suitable for industrial motor control, smart energy metering, and home appliance applications requiring stable component supply, long-term lifecycle assurance, and G-grade temperature qualification.
Supply support for R5F104GGGFB#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, and power solutions for automotive, industrial, and IoT markets.
The RL78/G14 product line targets cost-optimized, ultra-low-power embedded control applications - designed specifically for industrial automation, white goods, and utility metering where reliability, longevity, and mixed-signal integration are critical.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F104GGGFB#V0?
The R5F104GGGFB#V0 operates at up to 32 MHz, delivering 44 DMIPS of processing performance. Its RL78 CPU core achieves this with a 3-stage pipeline and supports variable instruction timing - from 0.03125 µs in high-speed mode to 30.5 µs in ultra-low-speed 32.768 kHz mode - enabling precise trade-offs between performance and power consumption in the R5F104GGGFB#V0.
Does the R5F104GGGFB#V0 support in-system programming and secure firmware updates?
Yes, the R5F104GGGFB#V0 supports full in-system programming via its on-chip debug interface and includes flash shield window and block erase prohibition features for firmware security. Self-programming with boot swapping allows safe dual-bank updates, and background operation (BGO) enables R5F104GGGFB#V0 to execute application code while rewriting data flash - essential for field-upgradable devices.
What analog peripherals are integrated into the R5F104GGGFB#V0?
The R5F104GGGFB#V0 integrates a 10-bit SAR ADC with 16 input channels, internal 1.45 V reference voltage, and an on-die temperature sensor. It also includes an 8-bit D/A converter (up to 2 channels), two analog comparators with window mode, and dedicated AVREFP/AVREFM pins for high-accuracy analog measurements - all fully functional within the R5F104GGGFB#V0's 1.6–5.5 V operating range.
How does the R5F104GGGFB#V0 achieve ultra-low-power operation in industrial environments?
The R5F104GGGFB#V0 achieves 0.60 μA standby current with only RTC and LVD active, and 66 μA/MHz in active mode - validated across −40°C to +105°C. Its HALT, STOP, and SNOOZE modes, combined with a highly accurate ±1.0% on-chip oscillator, eliminate external timing components and minimize wake-up latency, making the R5F104GGGFB#V0 ideal for battery-backed industrial controllers and remote sensors.
Is the R5F104GGGFB#V0 pin-compatible with other RL78/G14 variants in the same package?
Yes, the R5F104GGGFB#V0 is fully pin-compatible with all 48-pin LFQFP RL78/G14 variants (e.g., R5F104GHGFB#V0, R5F104GEGFB#V0) sharing the FB suffix and #V0 packaging. Pin functions, electrical characteristics, and mechanical footprint are identical - enabling drop-in memory-scaling upgrades or cost-optimized substitutions without PCB redesign for the R5F104GGGFB#V0.
R5F104GGGFB#V0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RL78/G14
- 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:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 16K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 10x8/10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F104GGGFB#V0 FAQ
1.How can I place an order for R5F104GGGFB#V0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F104GGGFB#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 R5F104GGGFB#V0 reliable?
The price and inventory of R5F104GGGFB#V0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F104GGGFB#V0 is usually 5 days.
3.What payment methods are accepted for R5F104GGGFB#V0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F104GGGFB#V0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F104GGGFB#V0?
R5F104GGGFB#V0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F104GGGFB#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 R5F104GGGFB#V0?
For technical support, including R5F104GGGFB#V0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F104GGGFB#V0 requirements.
6.How does Aetrix verify that R5F104GGGFB#V0 is sourced from the original manufacturer or authorized distributors?
All R5F104GGGFB#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 R5F104GGGFB#V0 meets industry standards.
7.What is the process for return or replacement of R5F104GGGFB#V0?
All R5F104GGGFB#V0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F104GGGFB#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 R5F104GGGFB#V0 part is unused and in its original packaging.
Return procedure for R5F104GGGFB#V0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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