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Renesas R7F100GAF2DSP#AA0
- Part No.:
- R7F100GAF2DSP#AA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 30-LSSOP (0.240", 6.10mm Width)
- Datasheet:
-
R7F100GAF2DSP#AA0.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 30LSSOP
- Quantity:
- Payment:
- Shipping:
Inventory:666
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Product details
Overview
R7F100GAF2DSP#AA0 from Renesas is a 30-pin, 96-KB flash, 12-KB RAM RL78/G23 16-bit microcontroller operating from 1.6 to 5.5 V, featuring 41-µA/MHz active current, 210-nA data retention, and integrated capacitive touch sensing for consumer-grade (2D) applications at -40 to +85°C.
For engineers reviewing the R7F100GAF2DSP#AA0 datasheet, R7F100GAF2DSP#AA0 pinout, R7F100GAF2DSP#AA0 application, or R7F100GAF2DSP#AA0 equivalent, key selection criteria include its LSSOP-30 package, ultra-low-power STOP/SNOOZE modes, 10-bit ADC with 8 channels, dual DAC outputs, and hardware event linking for sensor-rich embedded control.
Technical Context
The R7F100GAF2DSP#AA0 implements the RL78 CPU core with CISC architecture, 3-stage pipeline, and configurable instruction timing (0.03125 µs min @ 32 MHz or 30.5 µs @ 32.768 kHz). It integrates a 10-bit A/D converter with internal 1.48-V reference and temperature sensor, plus two 8-bit D/A converters supporting real-time output.
Its peripheral set includes eight 16-bit timer channels, one RTC with alarm and correction, four I²C/Simplified I²C channels, three UART/UARTA interfaces (one LIN-capable), and a dedicated SNOOZE mode sequencer enabling up to 32 low-power background processes without CPU wake-up.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline and variable instruction timing |
| Flash / RAM | 96 KB code flash + 8 KB data flash + 12 KB SRAM - supports secure boot swapping and background data flash rewriting |
| Power Consumption | 41 µA/MHz active current; 210 nA data retention - enables battery-powered operation for years |
| Analog Peripherals | 10-bit ADC (8 channels, internal 1.48-V ref, temp sensor); dual 8-bit DAC (0–VDD output, real-time update) |
| Timers & RTC | Eight 16-bit TAU channels; one RTC with alarm, second-to-99-year counting, and clock correction |
| Communication Interfaces | Three UART/UARTA (1 LIN-capable); four I²C/Simplified I²C; three CSI/SPI; one remote control receiver (4-pattern match) |
| Capacitive Sensing | CTSU2L unit supporting self-capacitance (up to 32 keys) or mutual capacitance (8×8 matrix, up to 64 keys) |
Pinout & Package
Package: 30-pin plastic LSSOP (7.62 mm, 0.65-mm pitch), consumer-grade (2D) temperature range (-40 to +85°C), tray packaging (#AA0).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P20 | A/D input / AVREFP | Analog voltage reference positive input and channel 0 analog input - critical for precision ADC measurements |
| P01 | A/D input / RxD1 | Channel 16 analog input and UART1 receive - enables mixed-signal telemetry in compact designs |
| P00 | A/D input / TxD1 | Channel 17 analog input and UART1 transmit - supports local serial diagnostics alongside sensing |
| P120 | A/D input / IVCMP1 | Channel 19 analog input and comparator 1 input - allows rail-to-rail voltage monitoring |
| RESET | Reset input | Active-low reset with internal pull-up - requires external debounce or supervisor for robust power sequencing |
| VDD / VSS | Power supply | Single 1.6–5.5 V supply; REGC must be decoupled to VSS with 0.47–1 µF capacitor per datasheet |
| P30 | TSCAP / RTC1HZ | Capacitive touch sense input and 1-Hz RTC output - enables low-power touch wake-up and timekeeping |
| P60 / P61 | SCLA0 / SDAA0 | I²C bus clock and data pins - support standard/fast-mode I²C communication with slave peripherals |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low-power STOP mode | Enables sub-µA system sleep with fast wake-up - ideal for intermittent sensor sampling |
| SNOOZE mode sequencer (SMS) | Executes up to 32 preconfigured operations (ADC reads, comparisons, GPIO toggles) without CPU or RAM activation |
| Hardware Event Link Controller (ELCL) | Routes signals between peripherals (e.g., timer overflow → ADC trigger) without software intervention - reduces latency and CPU load |
| Capacitive Touch Sensing Unit (CTSU2L) | Supports both self- and mutual-capacitance configurations on shared pins - eliminates need for external touch controller IC |
| Background Data Flash Programming | Allows execution from flash while rewriting data flash - enables field firmware updates without halting operation |
Applications
| Home Appliance Control | Smart Thermostat Interface |
|---|---|
Use Scenario: Microcontroller manages motor control, display, and user input in compact kitchen appliances like rice cookers or air fryers. IC Role / Device Role: Main system controller executing real-time cooking logic, reading potentiometers and thermistors, driving buzzer and LED indicators. Use Value: Integrated 10-bit ADC, dual DAC, and capacitive touch eliminate external signal conditioning and reduce BOM cost by ≥3 components. | Use Scenario: Embedded node collects ambient temperature/humidity, drives LCD, and communicates via UART to HVAC gateway. IC Role / Device Role: Sensor fusion hub with RTC-based scheduling, low-power wake-up on button press or timer expiry. Use Value: 210-nA data retention and SNOOZE sequencer enable multi-year battery life in coin-cell-powered thermostats. |
| Wireless Sensor Node | Industrial Panel Meter |
Use Scenario: Battery-operated environmental monitor transmits data via UART to BLE module every 5 minutes. IC Role / Device Role: Power-aware data acquisition engine performing ADC conversions, processing, and UART handoff during brief active windows. Use Value: 41-µA/MHz active current and STOP-mode wake-up in <10 µs minimize energy per measurement cycle. | Use Scenario: DIN-rail mounted meter reads analog process signals (4–20 mA, 0–10 V), displays values, and logs events. IC Role / Device Role: Analog front-end processor with precision ADC, DAC for calibration offset correction, and UART for Modbus RTU communication. Use Value: Internal 1.48-V reference and temperature sensor enable auto-calibration without external references. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F100GBF2DNP#AA0 | 32-pin HWQFN, 96 KB flash, 12 KB RAM, same core/peripherals - adds two more ADC channels and one extra UART | Higher pin count enables more analog inputs and serial interfaces - suitable when board layout allows QFN and additional I/O is needed | Select when requiring >8 ADC channels or dual UART+LIN simultaneously; verify thermal performance in sealed enclosures |
| R7F100GAG2DSP#AA0 | Same 30-pin LSSOP package, but 128 KB flash + 16 KB RAM - identical peripheral set and power specs | Provides headroom for larger firmware (e.g., OTA bootloader, enhanced UI stack) without changing PCB or pinout | Choose for future-proofing firmware growth while retaining mechanical and electrical compatibility |
Compared with R7F100GBF2DNP#AA0 and R7F100GAG2DSP#AA0, the R7F100GAF2DSP#AA0 delivers optimal cost and footprint for space-constrained consumer devices needing exactly 8 ADC channels and three UARTs - no over-provisioning of memory or I/O.
Availability
R7F100GAF2DSP#AA0 is available at Aetrix Electronics and suitable for home appliance control, smart thermostat interface, wireless sensor nodes, industrial panel meters, and capacitive touch HMI requiring stable component supply across production lifecycles.
Supply support for R7F100GAF2DSP#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, and IoT markets.
The RL78/G23 product line targets ultra-low-power embedded control applications demanding high integration, long battery life, and capacitive touch capability - designed specifically for cost-sensitive, space-constrained consumer and industrial edge devices.
FAQ
What is the maximum operating frequency and minimum instruction cycle time for the R7F100GAF2DSP#AA0?
The R7F100GAF2DSP#AA0 supports up to 32 MHz operation using the high-speed on-chip oscillator, achieving a minimum instruction execution time of 0.03125 µs. Its RL78 CPU core also supports ultra-low-speed operation at 32.768 kHz with a 30.5-µs instruction cycle, enabling precise real-time clock functions and ultra-low-power wake-up scenarios.
Does the R7F100GAF2DSP#AA0 support in-system programming and secure firmware updates?
Yes, the R7F100GAF2DSP#AA0 supports self-programming with boot swapping and flash shield window protection. It enables secure in-system programming via on-chip debugging interface, and its data flash supports background operation - allowing the R7F100GAF2DSP#AA0 to execute application code while rewriting data flash for firmware updates or parameter storage.
How many analog input channels does the R7F100GAF2DSP#AA0 ADC support, and what reference options are available?
The R7F100GAF2DSP#AA0 integrates a 10-bit A/D converter with 8 analog input channels. Reference voltage options include the internal 1.48-V reference, external AVREFP/AVREFM pins, or the output of its integrated 8-bit DACs - providing flexible scaling for diverse sensor signal ranges without external reference ICs.
Can the R7F100GAF2DSP#AA0 drive capacitive touch buttons directly, and what configuration modes are supported?
Yes, the R7F100GAF2DSP#AA0 includes the CTSU2L capacitive touch sensing unit supporting both self-capacitance (up to 32 keys on single pins) and mutual capacitance (8×8 matrix, up to 64 keys). It operates within the 1.8–5.5 V VDD range and requires no external components - enabling direct touch interface implementation with minimal PCB area and BOM cost.
What are the power supply requirements and decoupling recommendations for the R7F100GAF2DSP#AA0?
The R7F100GAF2DSP#AA0 operates from a single 1.6–5.5 V supply. The REGC pin must be connected to VSS via a 0.47–1 µF ceramic capacitor per the datasheet. VDD and VSS require standard local decoupling (e.g., 100 nF X7R ceramic close to the pins), and the device supports multiple low-power modes including HALT, STOP, and SNOOZE to minimize system energy consumption.
R7F100GAF2DSP#AA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 30-LSSOP (0.240", 6.10mm Width)
- 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:
- 25
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 12K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 8x8/10b/12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F100GAF2DSP#AA0 FAQ
1.How can I place an order for R7F100GAF2DSP#AA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F100GAF2DSP#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 R7F100GAF2DSP#AA0 reliable?
The price and inventory of R7F100GAF2DSP#AA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F100GAF2DSP#AA0 is usually 5 days.
3.What payment methods are accepted for R7F100GAF2DSP#AA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F100GAF2DSP#AA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F100GAF2DSP#AA0?
R7F100GAF2DSP#AA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F100GAF2DSP#AA0 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 R7F100GAF2DSP#AA0?
For technical support, including R7F100GAF2DSP#AA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F100GAF2DSP#AA0 requirements.
6.How does Aetrix verify that R7F100GAF2DSP#AA0 is sourced from the original manufacturer or authorized distributors?
All R7F100GAF2DSP#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 R7F100GAF2DSP#AA0 meets industry standards.
7.What is the process for return or replacement of R7F100GAF2DSP#AA0?
All R7F100GAF2DSP#AA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7F100GAF2DSP#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 R7F100GAF2DSP#AA0 part is unused and in its original packaging.
Return procedure for R7F100GAF2DSP#AA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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