Renesas R7F100GPN2DFB#BA0
- Part No.:
- R7F100GPN2DFB#BA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7F100GPN2DFB#BA0.pdf
- Description:
- IC MCU 16BIT 768KB FLASH 100LQFP
- Quantity:
- Payment:

- Shipping:

Inventory:707
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Product details
Overview
R7F100GPN2DFB#BA0 from Renesas is a 100-pin LFQFP, 0.50-mm pitch, industrial-grade (−40 to +105°C) RL78/G23 16-bit MCU with 192 KB code flash, 8 KB data flash, and 20 KB RAM. It delivers true low-power operation (41 µA/MHz active, 210 nA data retention), integrated capacitive touch sensing (CTSU2L), and dual-clock domain support for ultra-low-power wake-up from STOP mode. It targets battery-powered industrial HMI, sensor nodes, and smart actuators requiring robust timing, analog integration, and secure firmware updates.
For engineers reviewing the R7F100GPN2DFB#BA0 datasheet, R7F100GPN2DFB#BA0 pinout, R7F100GPN2DFB#BA0 application, or R7F100GPN2DFB#BA0 equivalent, key selection criteria include its 100-pin LFQFP-0.50mm package, 192 KB/8 KB/20 KB memory configuration, CTSU2L capacitive sensing capability, SNOOZE mode sequencer for autonomous low-power peripheral sequencing, and support for LIN-bus UARTA and background data flash rewriting (BGO).
Technical Context
The R7F100GPN2DFB#BA0 implements the RL78 CPU core with a 3-stage pipeline, supporting instruction execution times from 0.03125 µs (32 MHz high-speed oscillator) to 30.5 µs (32.768 kHz subsystem clock). Its power architecture includes HALT, STOP, and SNOOZE modes, with dedicated hardware sequencer (SMS) enabling up to 32 autonomous low-power operations without CPU intervention.
Peripheral integration includes a 10-bit A/D converter (26 channels), 8-bit D/A converter (2 channels), 2-channel comparator with selectable internal/external reference, 16-bit timer array (12 channels), RTC with alarm and correction, and logic/event link controller (ELCL) for configurable signal routing between peripherals-enabling deterministic event-driven processing independent of software latency.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | RL78 16-bit CISC with 3-stage pipeline; enables deterministic real-time control with minimal interrupt latency. |
| Operating Voltage | 1.6 V to 5.5 V; supports direct interface with 1.8 V, 2.5 V, and 3.3 V logic domains without level shifters. |
| Power Consumption | 41 µA/MHz active current; reduces battery drain in always-on sensor nodes and portable industrial devices. |
| Memory | 192 KB code flash / 8 KB data flash / 20 KB RAM; sufficient for complex control algorithms with nonvolatile parameter storage and BGO-capable field updates. |
| Capacitive Sensing | CTSU2L unit supporting self-capacitance (up to 32 keys) or mutual-capacitance (8×8 matrix); enables robust touch interfaces in noisy industrial environments. |
| Timers & RTC | 12-channel 16-bit TAU + 1-channel RTC with alarm and ±1 ppm correction; provides precise timekeeping and multi-phase PWM generation for motor control. |
| Communication | Up to 6 UARTA (LIN-bus compatible), 10 IICA, 8 CSI channels; supports mixed-protocol communication stacks for gateway and sensor fusion applications. |
Pinout & Package
Package: 100-pin LFQFP, 14 mm × 14 mm, 0.50-mm pitch, industrial temperature grade (−40 to +105°C). Exposed pad recommended to be connected to VSS for thermal and EMI performance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P121 | XT1 / VBAT / EI121 | Primary crystal input (32.768 kHz) and backup battery supply; enables RTC operation during main power loss. |
| P122 | X2 / EXCLK / EI122 | Secondary crystal input or external clock source; supports high-accuracy timing and clock domain switching. |
| P30 | TSCAP / RTC1HZ / EI30 | Dedicated capacitive sensing input with built-in charge transfer; enables single-wire touch sensing with minimal PCB area. |
| P60–P62 | SCLA0 / SDAA0 / CCD06 | I²C bus master/slave interface pins with built-in pull-ups; supports multi-drop sensor networks with noise-immune differential signaling options. |
| P10–P17 | SCK00/SI00/SO00 through SCK20/SI20/SO20 | Three independent serial array unit (SAU) channels; allows concurrent SPI/I²C/UART operation on separate physical buses. |
| REGC | Regulator bypass capacitor terminal | Must connect 0.47–1 µF capacitor to VSS; stabilizes internal LDO output and prevents brown-out during transient load changes. |
Key Features
| Feature | Design Value |
|---|---|
| SNOOZE Mode Sequencer (SMS) | Executes up to 32 pre-programmed commands (e.g., ADC sampling, comparison, GPIO toggle) autonomously-no CPU, RAM, or flash access required, reducing wake-up energy by >90% vs. polling. |
| Background Data Flash Rewrite (BGO) | Permits full program execution from code flash while updating data flash; enables seamless firmware parameter updates without system interruption or safety-critical downtime. |
| Capacitive Touch Sensing Unit (CTSU2L) | Supports both self- and mutual-capacitance methods with hardware noise cancellation; achieves >60 dB common-mode rejection in electrically noisy factory environments. |
| Logic & Event Link Controller (ELCL) | Configurable hardware routing between 21 peripheral event sources and destinations; eliminates software overhead for time-critical signal chaining (e.g., timer-triggered ADC → DMA → UART). |
| Secure Flash Protection | Block-level erase/write prohibition and flash shield window prevent unauthorized readout or modification of firmware and calibration data-meets IEC 62443-3-3 SL2 requirements. |
Applications
| Industrial HMI Panel | Smart Sensor Node |
|---|---|
|
Use Scenario: Touch-enabled local operator interface on PLC-mounted panels with ambient temperatures up to +105°C and EMI from nearby VFDs. IC Role / Device Role / Timing Role: Main controller executing UI rendering, CTSU2L touch scanning, and real-time process feedback via UARTA/LIN to fieldbus gateways. Use Value: SNOOZE mode maintains touch responsiveness at <2 µA average current; ELCL routes timer events directly to ADC and DMA-eliminating CPU jitter in sensor sampling. |
Use Scenario: Battery-powered vibration/temperature node in predictive maintenance systems, deployed for 5+ years without service. IC Role / Device Role / Timing Role: Low-power sensor aggregator with RTC-triggered wake-up, 10-bit ADC acquisition, and encrypted BLE packet preparation via UARTA. Use Value: 210 nA data retention preserves RAM state across 10-year battery life; BGO enables over-the-air calibration updates without interrupting sensor logging. |
| Programmable Logic Relay | Motor Control Actuator |
|
Use Scenario: DIN-rail mounted relay module with configurable I/O mapping, digital input filtering, and Modbus RTU communication. IC Role / Device Role / Timing Role: Real-time I/O processor handling 16-channel opto-isolated inputs, 8-channel solid-state outputs, and Modbus protocol stack. Use Value: 16-bit TAU generates precise 100 µs pulse-width modulation for SSR drive; CTSU2L replaces mechanical buttons with sealed front-panel touch controls. |
Use Scenario: Compact BLDC driver for HVAC blowers, requiring closed-loop speed control, fault monitoring, and LIN communication to main controller. IC Role / Device Role / Timing Role: Motor commutation controller using TAU PWM outputs, current sensing via 10-bit ADC, and LIN-bus diagnostics reporting. Use Value: Dual-clock domain allows 32.768 kHz RTC to run continuously while CPU sleeps; high-accuracy 32 MHz oscillator ensures ±0.5% PWM duty cycle stability across voltage/temp. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F100GPL2DFB#BA0 | Same 100-pin LFQFP package, but with 128 KB code flash / 8 KB data flash / 16 KB RAM; lacks CTSU2L and reduced TAU channel count (8 vs. 12). | Targeted at cost-sensitive relay modules where touch interface is unnecessary and firmware footprint is smaller. | Select when memory headroom and capacitive sensing are not required-reduces BOM cost by ~12% without layout change. |
| R7F100GPJ2DFB#BA0 | Same 100-pin LFQFP package, 256 KB code flash / 8 KB data flash / 24 KB RAM; adds 12-bit ADC (vs. 10-bit) and extra UARTA channel. | Preferred for higher-fidelity sensor fusion nodes requiring extended analog precision and dual-LIN bus redundancy. | Choose when future firmware expansion or enhanced analog measurement resolution justifies higher memory density and ADC bit depth. |
Compared with R7F100GPL2DFB#BA0, the R7F100GPN2DFB#BA0 provides 50% more RAM and integrated CTSU2L for touch HMI-making it optimal for feature-rich industrial interfaces. Against R7F100GPJ2DFB#BA0, it trades 64 KB flash and 12-bit ADC for lower cost and identical 10-bit ADC performance-ideal for stable, production-proven designs with fixed firmware size.
Availability
R7F100GPN2DFB#BA0 is available at Aetrix Electronics and suitable for industrial HMI panels, smart sensor nodes, and programmable logic relays requiring stable component supply, long-term lifecycle assurance, and traceable sourcing for ISO 13485 and IEC 61508 compliance programs.
Supply support for R7F100GPN2DFB#BA0 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 automotive, industrial, and IoT markets.
The RL78/G23 product line is designed for ultra-low-power, cost-sensitive industrial and consumer applications demanding high integration, security, and long-term supply stability-emphasizing ease of certification and reduced system-level BOM count.
FAQ
What is the maximum operating temperature range for the R7F100GPN2DFB#BA0?
The R7F100GPN2DFB#BA0 is rated for industrial operation from −40°C to +105°C (3C grade), validated per JEDEC JESD22-A104 and qualified for continuous use in enclosed control cabinets and outdoor-rated enclosures without forced cooling.
Does the R7F100GPN2DFB#BA0 support background data flash rewriting (BGO)?
Yes, the R7F100GPN2DFB#BA0 supports Background Operation (BGO) for data flash, allowing full program execution from code flash while simultaneously rewriting up to 8 KB of data flash memory-enabling safe, zero-downtime field updates of calibration tables or configuration parameters.
How many capacitive touch channels does the R7F100GPN2DFB#BA0 support via CTSU2L?
The R7F100GPN2DFB#BA0 integrates the CTSU2L unit supporting up to 32 self-capacitance keys or a 64-key (8×8) mutual-capacitance matrix. Pin assignments for CTSU2L are fixed to P30 (TSCAP) and P60–P62 (CCD04–CCD06), with additional channels configurable via multiplexed port pins.
What clock sources are available on the R7F100GPN2DFB#BA0 for RTC operation?
The R7F100GPN2DFB#BA0 supports RTC operation using the 32.768 kHz crystal connected to P121 (XT1) and P122 (X2), or optionally from the internal low-speed oscillator (32.768 kHz typ.). Backup power via VBAT on P121 ensures RTC continues running during main power loss.
Is the R7F100GPN2DFB#BA0 pin-compatible with other RL78/G23 100-pin variants?
Yes, all RL78/G23 100-pin variants-including R7F100GPN2DFB#BA0, R7F100GPJ2DFB#BA0, and R7F100GPL2DFB#BA0-share identical LFQFP-100 (0.50-mm pitch) pinouts and electrical characteristics, enabling drop-in replacement within the same memory and peripheral configuration constraints.
R7F100GPN2DFB#BA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RL78/G23
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- Capacitive Touch, LVD, POR, PWM, WDT
- Number of I/O:
- 88
- Program Memory Size:
- 768KB (768K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 48K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 20x10b, 8x12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F100GPN2DFB#BA0 FAQ
1.How can I place an order for R7F100GPN2DFB#BA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F100GPN2DFB#BA0 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 R7F100GPN2DFB#BA0 reliable?
The price and inventory of R7F100GPN2DFB#BA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F100GPN2DFB#BA0 is usually 5 days.
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We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F100GPN2DFB#BA0 transactions.
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R7F100GPN2DFB#BA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F100GPN2DFB#BA0 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 R7F100GPN2DFB#BA0?
For technical support, including R7F100GPN2DFB#BA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F100GPN2DFB#BA0 requirements.
6.How does Aetrix verify that R7F100GPN2DFB#BA0 is sourced from the original manufacturer or authorized distributors?
All R7F100GPN2DFB#BA0 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 R7F100GPN2DFB#BA0 meets industry standards.
7.What is the process for return or replacement of R7F100GPN2DFB#BA0?
All R7F100GPN2DFB#BA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7F100GPN2DFB#BA0, 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 R7F100GPN2DFB#BA0 part is unused and in its original packaging.
Return procedure for R7F100GPN2DFB#BA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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