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Renesas R5F100GHDFB#X0
- Part No.:
- R5F100GHDFB#X0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R5F100GHDFB#X0.pdf
- Description:
- IC MCU 16BIT 192KB FLASH 48LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,683
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Product details
Overview
R5F100GHDFB#X0 from Renesas is a 48-pin LFQFP-packaged 16-bit RL78/G13 microcontroller with 128 KB flash, 8 KB data flash, and 12 KB RAM, operating from 1.6 V to 5.5 V across -40°C to +105°C industrial temperature range. It delivers 41 DMIPS at 32 MHz, integrates 16-bit timers (12 channels), 10-bit ADC (24 channels), RTC, and low-power modes down to 0.57 μA in STOP mode - deployed in battery-powered industrial sensors and motor control interfaces.
For engineers reviewing the R5F100GHDFB#X0 datasheet, R5F100GHDFB#X0 pinout, R5F100GHDFB#X0 application, or R5F100GHDFB#X0 equivalent, key selection criteria include its 48-pin LFQFP-0.5 mm pitch package, integrated data flash with 1M rewrite cycles, real-time clock with calendar function, and support for LIN-bus UART and simplified I²C interfaces in harsh-temperature environments.
Technical Context
The R5F100GHDFB#X0 implements the RL78 CPU core with 3-stage pipeline CISC architecture, supporting instruction execution times from 0.03125 μs (32 MHz high-speed oscillator) to 30.5 μs (32.768 kHz subsystem clock). Its memory subsystem includes 128 KB code flash (1 KB block size), 8 KB data flash with background operation (BGO), and 12 KB on-chip RAM - enabling secure self-programming with boot swap and flash shield window functions.
Peripheral integration includes dual DMA controllers (4 channels), 16-bit × 16-bit multiply-accumulate unit, 12-bit interval timer, watchdog timer with dedicated low-speed oscillator, and analog features such as internal 1.45 V reference and temperature sensor - all optimized for deterministic real-time control in resource-constrained embedded systems.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline; enables deterministic interrupt latency and compact code density for cost-sensitive control firmware. |
| Operating Voltage | 1.6 V to 5.5 V; supports direct interface with 1.8 V, 2.5 V, and 3.3 V peripherals without level shifters. |
| Flash Memory | 128 KB code flash + 8 KB data flash; allows separate firmware storage and nonvolatile parameter logging with BGO capability. |
| RAM Size | 12 KB on-chip RAM; sufficient for real-time control stacks, communication buffers, and sensor fusion algorithms. |
| ADC Resolution | 10-bit SAR ADC with up to 24 input channels; provides precision analog sensing for motor current, voltage, and temperature monitoring. |
| Low-Power Modes | HALT (66 μA/MHz), STOP (0.57 μA), SNOOZE; extends battery life in always-on industrial monitoring nodes. |
| Real-Time Clock | Calendar-mode RTC with alarm and clock correction; maintains accurate timekeeping during deep-sleep states without external crystal. |
Pinout & Package
Package: 48-pin LFQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, industrial-grade moisture sensitivity level (MSL 3).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual power domains support noise isolation between analog and digital sections; decoupling required per Renesas layout guidelines. |
| P00–P07, P10–P17, P20–P27, P30–P37, P40–P47, P50–P57 | General-purpose I/O ports | Configurable as N-ch open-drain (6 V tolerant), TTL input, or pull-up; enables mixed-voltage interfacing with legacy 5 V logic. |
| P10/SCK00/SCL00 | Serial clock for CSI/I²C | Shared pin supports both simplified SPI (CSI) and I²C master/slave operation - reduces pin count in multi-sensor designs. |
| P11/SI00/RxD0/TOOLRxD/SDA00 | Serial data input / UART receive / I²C data | Multi-function pin enables debug via TOOLRxD while supporting LIN-bus UART and I²C communication simultaneously. |
| P20/ANI0/AVREFP | Analog input / ADC reference positive | Allows external reference or internal AVREFP routing; critical for high-accuracy current sensing in motor control loops. |
| RESET | Active-low reset input | Accepts external reset signal or internal POR/LVD assertion; ensures reliable startup under brown-out conditions. |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low power STOP mode | 0.57 μA consumption with RTC and LVD active - enables multi-year battery operation in wireless sensor nodes. |
| Data flash with BGO | Background operation allows full CPU execution during data logging, eliminating firmware stalls during parameter updates. |
| Integrated LIN-bus UART | Hardware LIN protocol support simplifies automotive body electronics integration without external transceivers. |
| On-chip temperature sensor | Calibrated sensor with ±2°C accuracy enables thermal derating and overtemperature protection in motor drivers. |
| Flash security functions | Block erase prohibition and flash shield window prevent unauthorized firmware extraction or modification in field-deployed devices. |
Applications
| Industrial Motor Control | Smart Energy Meters |
|---|---|
|
Use Scenario: Closed-loop speed and torque control of BLDC motors in HVAC blowers and pump drives. IC Role / Device Role / Timing Role: Real-time PWM generation, ADC sampling of phase currents, and PID computation with sub-10 μs loop timing. Use Value: Integrated 16-bit timers with dead-time insertion and 10-bit ADC with hardware averaging reduce BOM cost and PCB area versus discrete solutions. |
Use Scenario: Accurate energy measurement and tamper detection in DIN-rail mounted electricity meters. IC Role / Device Role / Timing Role: High-precision metrology front-end interface, RTC-based billing timestamping, and secure firmware update handling. Use Value: On-chip data flash with 1M rewrite cycles enables lifetime event logging; 1.6–5.5 V operation accommodates wide-range auxiliary power supplies. |
| Wireless Sensor Nodes | Industrial PLC I/O Modules |
|
Use Scenario: Battery-powered vibration and temperature monitoring in predictive maintenance gateways. IC Role / Device Role / Timing Role: Low-power wake-up controller, sensor data acquisition, and RF interface coordination via UART or I²C. Use Value: 0.57 μA STOP mode with RTC alarm extends battery life beyond 5 years; integrated temperature sensor eliminates external components. |
Use Scenario: Digital input/output expansion for modular programmable logic controllers in factory automation. IC Role / Device Role / Timing Role: Isolated I/O conditioning, status polling, and CAN/LIN communication bridge between fieldbus and main controller. Use Value: 48 GPIO pins with 6 V tolerance simplify interface to 24 V industrial sensors; LIN support enables cost-effective distributed I/O networks. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F100GJDFB#X0 | Same package and pinout; 192 KB flash, 8 KB data flash, 16 KB RAM - higher memory capacity. | Suitable for applications requiring larger firmware images or extended data logging buffers. | Select when future firmware growth or enhanced feature sets demand additional code/data space without layout change. |
| R5F101GHAFB#X0 | Same footprint and peripherals; no data flash (0 KB), 128 KB code flash, 12 KB RAM - reduced nonvolatile storage. | Targeted at cost-sensitive applications where parameter retention is handled externally or not required. | Choose when data flash functionality is unnecessary and BOM cost reduction is prioritized over field-upgrade capability. |
Compared with R5F100GHDFB#X0, R5F100GJDFB#X0 offers scalable memory headroom for complex control algorithms, while R5F101GHAFB#X0 removes data flash to lower unit cost - enabling tiered product variants from a single PCB design.
Availability
R5F100GHDFB#X0 is available at Aetrix Electronics and suitable for industrial motor control, smart metering, wireless sensor networks, and PLC I/O modules requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for R5F100GHDFB#X0 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 management ICs for industrial, automotive, and IoT applications.
The RL78/G13 family targets cost-optimized, ultra-low-power general-purpose embedded control - balancing performance, peripheral richness, and energy efficiency for battery-operated and thermally constrained industrial equipment.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F100GHDFB#X0?
The R5F100GHDFB#X0 operates at up to 32 MHz using its high-accuracy on-chip oscillator (±1.0 %), delivering 41 DMIPS of processing performance. This enables real-time execution of control algorithms, communication stacks, and sensor fusion tasks without external clock sources - reducing system complexity and bill-of-materials cost.
Does the R5F100GHDFB#X0 support LIN bus communication, and how is it implemented?
Yes, the R5F100GHDFB#X0 supports LIN bus communication through its UART peripheral with built-in LIN protocol features, including automatic sync field detection, checksum calculation, and break signal generation. This hardware-assisted implementation eliminates software overhead and ensures timing compliance with LIN 2.2A specifications - ideal for automotive body electronics and industrial networked sensors.
What are the low-power capabilities of the R5F100GHDFB#X0, and how do they compare to competing MCUs?
The R5F100GHDFB#X0 achieves 0.57 μA in STOP mode with RTC and LVD active, and 66 μA/MHz in HALT mode - among the lowest in its class. These figures are validated across the full -40°C to +105°C range. Compared to similar 16-bit MCUs, this enables significantly longer battery life in always-on monitoring applications without sacrificing wakeup latency or peripheral functionality.
Can the R5F100GHDFB#X0 perform simultaneous ADC conversions and flash writes?
Yes, the R5F100GHDFB#X0 supports background operation (BGO) for its 8 KB data flash, allowing full CPU execution - including ADC conversions, timer interrupts, and communication handling - while data flash is being rewritten. This eliminates firmware stalls and ensures deterministic real-time behavior during field firmware updates or parameter logging.
What packaging and temperature grade does the R5F100GHDFB#X0 use, and why does it matter for industrial deployment?
The R5F100GHDFB#X0 uses a 48-pin LFQFP package (7 mm × 7 mm, 0.5 mm pitch) rated for industrial temperature range (-40°C to +105°C). This combination ensures mechanical robustness in vibration-prone environments, thermal stability in enclosed enclosures, and compatibility with standard surface-mount assembly processes - making it suitable for long-lifecycle industrial control hardware.
R5F100GHDFB#X0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RL78/G13
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- 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:
- 192KB (192K 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
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F100GHDFB#X0 FAQ
1.How can I place an order for R5F100GHDFB#X0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F100GHDFB#X0 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 R5F100GHDFB#X0 reliable?
The price and inventory of R5F100GHDFB#X0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F100GHDFB#X0 is usually 5 days.
3.What payment methods are accepted for R5F100GHDFB#X0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F100GHDFB#X0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F100GHDFB#X0?
R5F100GHDFB#X0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F100GHDFB#X0 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 R5F100GHDFB#X0?
For technical support, including R5F100GHDFB#X0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F100GHDFB#X0 requirements.
6.How does Aetrix verify that R5F100GHDFB#X0 is sourced from the original manufacturer or authorized distributors?
All R5F100GHDFB#X0 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 R5F100GHDFB#X0 meets industry standards.
7.What is the process for return or replacement of R5F100GHDFB#X0?
All R5F100GHDFB#X0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F100GHDFB#X0, 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 R5F100GHDFB#X0 part is unused and in its original packaging.
Return procedure for R5F100GHDFB#X0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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