Renesas R7F100GPN2DFB#AA0
- Part No.:
- R7F100GPN2DFB#AA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
R7F100GPN2DFB#AA0.pdf
- Description:
- IC MCU 16BIT 768KB FLASH 100LQFP
- Quantity:
- Payment:

- Shipping:

Inventory:349
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Product details
Overview
R7F100GPN2DFB#AA0 from Renesas is a 100-pin LFQFP, 5.0-V tolerant RL78/G23 16-bit microcontroller with 192 KB code flash, 8 KB data flash, and 20 KB RAM, operating from 1.6 to 5.5 V at -40 to +85°C. It integrates capacitive touch sensing (up to 64 keys), 12-bit ADC (26 channels), dual 8-bit DACs, RTC, and multiple serial interfaces for low-power industrial HMI and sensor node applications.
For engineers reviewing the R7F100GPN2DFB#AA0 datasheet, R7F100GPN2DFB#AA0 pinout, R7F100GPN2DFB#AA0 application, or R7F100GPN2DFB#AA0 equivalent, key selection criteria include its 100-pin LFQFP-0.5mm package, 192 KB flash/20 KB RAM memory configuration, SNOOZE mode sequencer for autonomous low-power operation, and CTSU2L capacitive sensing unit supporting mutual-capacitance matrix layouts.
Technical Context
The R7F100GPN2DFB#AA0 implements the RL78 CPU core with 3-stage pipeline, supporting instruction execution times from 0.03125 µs (32 MHz) to 30.5 µs (32.768 kHz). It features a dedicated SNOOZE mode sequencer (SMS) that executes up to 32 preconfigured commands-including comparisons and calculations-without CPU, RAM, or flash activation, enabling ultra-low-power periodic sensing.
Its peripheral set includes a Logic and Event Link Controller (ELCL) for configurable signal routing between peripherals, a Data Transfer Controller (DTC) with chain transfer support, and a Remote Control Signal Receiver (REMC) capable of matching four waveform patterns (header, data 0/1, special data) for IR remote decoding.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline and multiply/divide/accumulate instructions |
| Operating Voltage | 1.6–5.5 V - supports direct interface with 1.8/2.5/3.0 V logic without level shifters |
| Flash/RAM | 192 KB code flash / 8 KB data flash / 20 KB RAM - enables complex firmware with background data logging |
| Power Modes | HALT (41 µA/MHz), STOP (210 nA RAM retention), SNOOZE - allows sub-µA average current in sensor polling |
| Analog Peripherals | 12-bit ADC (26 ch), dual 8-bit DACs (0–VDD output), 2-channel comparator with selectable internal/external reference |
| Capacitive Sensing | CTSU2L unit supporting self-capacitance (32 keys) or mutual-capacitance (8×8 matrix = 64 keys) at VDD = 1.8–5.5 V |
| Timers & RTC | 16-bit TAU (16 ch), 32-bit interval timer, RTC with alarm/correction, watchdog timer on 32.768-kHz clock |
| Serial Interfaces | Up to 10 I²C/Simplified I²C, 6 UART/UARTA (LIN-supported), 8 CSI/SPI - provides flexible multi-sensor connectivity |
Pinout & Package
Package: 100-pin LFQFP (14 × 14 mm, 0.50-mm pitch), RoHS-compliant, industrial temperature grade (-40 to +85°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00–P01 | Analog input / UART TX/RX | Support simultaneous ADC sampling and UART communication; TS26/TS27 enable touch sensing on same pins |
| P10–P17 | SPI/I²C/UART/SCK/SI/SO | Multi-function serial port group with hardware SAU support; configurable via PIOR register |
| P20–P25 | Analog inputs / AVREFP/AVREFM / CTSU electrodes | Dedicated analog domain pins with internal reference buffers; support mutual-capacitance matrix scanning |
| P30–P31 | TSCAP / RTC1HZ / PCLBUZ0 | Capacitive touch scan capacitor connection; real-time clock output; programmable buzzer drive |
| P60–P62 | I²C SCLA0/SDAA0 / CCD06 | Primary I²C bus with pull-up capability; CCD0x pins serve as CTSU current discharge paths |
| P70–P73 | REMC inputs / KR0–KR3 | Remote control signal receiver inputs supporting 4-key IR pattern matching with hardware decode |
| RESET / REGC / VDD / VSS | System reset / regulator capacitor / power rails | REGC requires 0.47–1 µF capacitor to VSS for stable internal LDO operation |
Key Features
| Feature | Design Value |
|---|---|
| SNOOZE Mode Sequencer (SMS) | Executes 32-step command sequences (compare, add, jump) autonomously-no CPU wake-up required for periodic sensor reads |
| Capacitive Touch Unit (CTSU2L) | Supports both self- and mutual-capacitance modes; 64-key matrix layout possible with minimal external components |
| Data Flash Background Operation | Enables 1 million write cycles with BGO-firmware can execute from flash while logging data to data flash |
| Event Link Controller (ELCL) | Hardware-configurable signal routing between peripherals (e.g., ADC EOC → DTC trigger → DMA transfer) |
| High-Accuracy On-Chip Oscillators | ±1.0% accuracy over 1.8–5.5 V and -20 to +85°C-eliminates need for external crystal in cost-sensitive designs |
| Controlled Current Drive Ports | 6–8 pins with programmable 2–12 mA drive strength-direct LED driving without external drivers |
Applications
| Industrial HMI Panels | Smart Sensor Nodes |
|---|---|
Use Scenario: Touch-enabled operator interface on factory floor equipment with ambient temperature up to +85°C. IC Role / Device Role / Timing Role: Main controller executing UI logic, managing CTSU2L touch scanning, driving LCD via SPI, and handling Modbus RTU over UARTA. Use Value: SNOOZE mode reduces average current during idle touch polling; 192 KB flash accommodates localized language assets and firmware updates. | Use Scenario: Battery-powered environmental monitor measuring temperature, humidity, and air quality with local edge processing. IC Role / Device Role / Timing Role: System-on-chip integrating 12-bit ADC for analog sensors, RTC for timestamped logging, and UART/I²C for sensor fusion. Use Value: 210-nA STOP mode extends battery life; data flash BGO enables continuous sensor logging during active computation. |
| IR Remote-Controlled Appliances | Low-Power Industrial Controllers |
Use Scenario: White goods (washing machines, AC units) requiring reliable IR remote reception and local control logic. IC Role / Device Role / Timing Role: REMC hardware decoder processes NEC/RC-5 waveforms; RL78 core manages motor control, display, and safety interlocks. Use Value: Dedicated REMC eliminates software-based IR timing overhead; 32.768-kHz RTC supports sleep/wake scheduling aligned to user activity patterns. | Use Scenario: Programmable logic controller (PLC) I/O module performing discrete input monitoring and relay actuation. IC Role / Device Role / Timing Role: Real-time deterministic control via TAU timers, ELCL-triggered DTC transfers for high-speed I/O scanning, and LIN bus communication. Use Value: ELCL+DTC offloads CPU from I/O servicing; 1.6–5.5 V operation ensures compatibility with legacy 5 V industrial buses. |
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#AA0 | Same 100-pin LFQFP package, but 128 KB code flash / 16 KB RAM / 8 KB data flash | Lower memory footprint suits simpler control-only tasks without local data storage or rich UI | Select when firmware size < 128 KB and RAM usage ≤ 16 KB; retains identical pinout and peripheral set |
| R7F100GPJ2DFB#AA0 | Same 100-pin LFQFP package, 256 KB code flash / 24 KB RAM / 8 KB data flash | Higher memory supports OTA update partitions, larger crypto libraries, or multi-protocol stacks (e.g., BLE + UART) | Select when future firmware expansion headroom or concurrent protocol handling is required |
Compared with R7F100GPN2DFB#AA0, R7F100GPL2DFB#AA0 reduces memory capacity for cost-sensitive control-only use cases, while R7F100GPJ2DFB#AA0 increases flash/RAM for feature-rich implementations-both retain identical package, pinout, and peripheral functionality.
Availability
R7F100GPN2DFB#AA0 is available at Aetrix Electronics and suitable for industrial HMI panels, smart sensor nodes, IR remote-controlled appliances, and low-power industrial controllers requiring stable component supply across extended product lifecycles.
Supply support for R7F100GPN2DFB#AA0 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 delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, infrastructure, and IoT markets.
The RL78/G23 product line delivers true low-power 16-bit MCUs optimized for cost-sensitive, battery-operated, and industrial HMI applications-emphasizing ultra-low active/standby current, integrated capacitive touch, and robust peripheral integration.
FAQ
What is the maximum operating frequency and corresponding instruction cycle time for the R7F100GPN2DFB#AA0?
The R7F100GPN2DFB#AA0 supports up to 32 MHz operation using the high-speed on-chip oscillator, achieving a minimum instruction execution time of 0.03125 µs. This timing is confirmed in the RL78/G23 datasheet (R01DS0395EJ0140) Section 1.1 under "RL78 CPU core" specifications. The R7F100GPN2DFB#AA0 maintains full peripheral functionality at this speed, including ADC sampling and serial communication.
Does the R7F100GPN2DFB#AA0 support hardware-based capacitive touch sensing, and what configurations are available?
Yes, the R7F100GPN2DFB#AA0 integrates the CTSU2L capacitive sensing unit supporting both self-capacitance (up to 32 keys on single pins) and mutual-capacitance (8×8 matrix = 64 keys) configurations. It operates across the full VDD range of 1.8–5.5 V and requires no external RC networks. The R7F100GPN2DFB#AA0's CTSU2L is explicitly documented in Section 1.1 "Features" and Section 1.6 "Outline of Functions" of the datasheet.
What power-saving modes are available on the R7F100GPN2DFB#AA0, and what is the lowest current consumption achievable?
The R7F100GPN2DFB#AA0 offers HALT (41 µA/MHz), STOP (210 nA with 4 KB RAM retention), and SNOOZE modes. In STOP mode with 20 KB RAM retention enabled, typical current is 2.3 µA (per datasheet Section 1.1). The SNOOZE mode sequencer allows autonomous peripheral operation without CPU wake-up, enabling sub-µA average current in duty-cycled sensing applications. All values are measured and specified for the R7F100GPN2DFB#AA0 configuration.
Can the R7F100GPN2DFB#AA0 perform background data flash writes while executing code from program flash?
Yes, the R7F100GPN2DFB#AA0 supports Background Operation (BGO) for data flash, allowing instruction execution from program memory during data flash erase/write cycles. This capability is confirmed in Section 1.1 "Data flash memory" of the datasheet, specifying 1,000,000 write cycles (typ.) and concurrent code execution. The R7F100GPN2DFB#AA0 uses this feature for seamless firmware parameter updates and sensor data logging without interrupting real-time tasks.
What is the pin count, package type, and temperature grade of the R7F100GPN2DFB#AA0?
The R7F100GPN2DFB#AA0 is a 100-pin device in LFQFP package (14 × 14 mm, 0.50-mm pitch) with industrial temperature grade (-40 to +85°C). This is verified from Table 1-1 "List of Ordering Part Numbers" (Page 7) and Figure 1-1 "Part Number, Memory Size, and Package" (Page 4) of the R01DS0395EJ0140 datasheet, where "P" denotes 100 pins and "FB" specifies LFQFP-0.5mm.
R7F100GPN2DFB#AA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- RL78/G23
- Packaging:
- Tray
- Product Status:
- Last Time Buy
- 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 20x8/10/12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F100GPN2DFB#AA0 FAQ
1.How can I place an order for R7F100GPN2DFB#AA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F100GPN2DFB#AA0 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#AA0 reliable?
The price and inventory of R7F100GPN2DFB#AA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F100GPN2DFB#AA0 is usually 5 days.
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5.How can I obtain technical support or documentation for R7F100GPN2DFB#AA0?
For technical support, including R7F100GPN2DFB#AA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F100GPN2DFB#AA0 requirements.
6.How does Aetrix verify that R7F100GPN2DFB#AA0 is sourced from the original manufacturer or authorized distributors?
All R7F100GPN2DFB#AA0 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#AA0 meets industry standards.
7.What is the process for return or replacement of R7F100GPN2DFB#AA0?
All R7F100GPN2DFB#AA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7F100GPN2DFB#AA0, 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#AA0 part is unused and in its original packaging.
Return procedure for R7F100GPN2DFB#AA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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