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Renesas R7F100GEH2DNP#AA0
- Part No.:
- R7F100GEH2DNP#AA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 40-WFQFN Exposed Pad
- Datasheet:
-
R7F100GEH2DNP#AA0.pdf
- Description:
- IC MCU 16BIT 192KB FLASH 40WFQFN
- Quantity:
- Payment:
- Shipping:
Inventory:980
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Product details
Overview
R7F100GEH2DNP#AA0 from Renesas is an RL78/G23 40-pin, 128-KB flash, 16-KB RAM ultra-low-power 16-bit MCU operating from 1.6 to 5.5 V, featuring 26-channel 12-bit ADC, capacitive touch sensing (CTSU2L), RTC, and UART/I²C/SPI interfaces - deployed in battery-powered consumer appliances and industrial sensor nodes.
For engineers reviewing the R7F100GEH2DNP#AA0 datasheet, R7F100GEH2DNP#AA0 pinout, R7F100GEH2DNP#AA0 application, or R7F100GEH2DNP#AA0 equivalent, key selection criteria include its 40-pin HWQFN package, 128-KB code flash with 8-KB data flash, 210-nA data retention current, and integrated CTSU2L for up to 64-key mutual-capacitance touch panels.
Technical Context
The R7F100GEH2DNP#AA0 implements the RL78 CPU core with a 3-stage pipeline, supporting instruction execution times from 0.03125 µs (32 MHz) to 30.5 µs (32.768 kHz), and includes SNOOZE mode sequencer (SMS) for autonomous low-power peripheral sequencing without CPU wake-up.
It integrates a 26-channel 12-bit A/D converter with internal 1.48-V reference and temperature sensor, dual 8-bit D/A outputs, two comparators with selectable internal/external references, and a logic/event link controller (ELCL) enabling hardware-triggered signal routing between peripherals.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline and variable-speed clock domains |
| Flash Memory | 128 KB code flash + 8 KB data flash with background operation and 1M rewrite cycles |
| RAM | 16 KB on-chip RAM with 210-nA data retention current at 4 KB used |
| Supply Voltage | 1.6 V to 5.5 V single supply - supports direct connection to Li-ion, coin cell, or 3.3/5 V rails |
| ADC | 12-bit resolution, 26 input channels, internal 1.48-V reference, and on-die temperature sensor |
| Capacitive Sensing | CTSU2L unit supporting self-capacitance (32 keys) or mutual-capacitance (8×8 matrix = 64 keys) |
| Package | 40-pin HWQFN (6 × 6 mm, 0.50-mm pitch) with exposed die pad for thermal management |
| Operating Temp | -40°C to +85°C (consumer-grade, 'D' field application marking) |
Pinout & Package
40-pin HWQFN (6 × 6 mm, 0.50-mm pitch) with exposed die pad; pin functions validated per Renesas R01DS0395EJ0140 Rev.1.40, Table 1-5.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00–P01 | Analog input / UART TX/RX | Support TS26/TS27 touch sense inputs and TxD1/RxD1 communication simultaneously |
| P10–P17 | SPI/I²C/UART I/O group | Configurable SAU channels for SCK00/SI00/SO00 (SPI), SCLA0/SDAA0 (I²C), or TxD0/RxD0 (UART) |
| P20–P26 | Analog input bank | 26-channel ADC inputs including AVREFP/AVREFM, ANI0–ANI19, and TS20–TS24 touch sense pins |
| P30–P31 | RTC & touch control | P30 provides RTC1HZ output and TSCAP for CTSU2L; P31 enables TI03/TO03 timer and PCLBUZ0 buzzer drive |
| P50–P51 | SAU channel 1 I/O | SI11/SDA11 and SO11 support SPI or I²C slave interface with interrupt-capable INTP1/INTP2 |
| P60–P62 | I²C master/slave & CTSU | P60/P61 serve SCLA0/SDAA0; P62 is dedicated CCD06 for capacitive sensing charge/discharge |
| P70–P73 | Remote control & touch | RIN0 input for REMC; TS02–TS05 support 4 additional touch channels or KR0–KR3 key scan inputs |
| RESET, REGC, VDD, VSS | Power & reset | REGC requires 0.47–1 µF capacitor to VSS; VDD/VSS support full 1.6–5.5 V range with internal LVD0/LVD1 |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low power STOP mode | Enables 210-nA data retention with RAM contents preserved - critical for multi-year battery life in IoT sensors |
| SNOOZE mode sequencer (SMS) | Executes up to 32 autonomous operations (e.g., ADC sampling → compare → GPIO toggle) without CPU or flash access |
| Capacitive Touch Unit (CTSU2L) | Hardware-accelerated touch detection with noise immunity; eliminates need for external touch controller IC |
| Background Data Flash Rewrite | Permits firmware updates or parameter storage while executing application code from main flash memory |
| Event Link Controller (ELCL) | Direct hardware routing of peripheral events (e.g., timer overflow → ADC trigger → DMA transfer) avoids CPU polling overhead |
| Multi-speed on-chip oscillators | Independent 32-MHz high-speed, 4-MHz middle-speed, and 32.768-kHz low-speed clocks enable dynamic power/performance scaling |
Applications
| Smart Home Thermostat | Portable Medical Monitor |
|---|---|
Use Scenario: Wall-mounted HVAC controller with capacitive touch panel, ambient temperature/humidity sensing, and wireless connectivity. IC Role / Device Role / Timing Role: Main system controller managing CTSU2L touch interface, 12-bit ADC for sensor readings, RTC for scheduling, and UART for BLE module communication. Use Value: 210-nA data retention extends coin-cell battery life beyond 5 years; SMS automates periodic sensor reads without waking CPU. | Use Scenario: Handheld pulse oximeter with OLED display, optical sensor interface, and rechargeable Li-ion battery. IC Role / Device Role / Timing Role: Central MCU handling analog front-end (ADC/DAC/comparator), real-time SpO₂ calculation, and low-power display refresh via SAU-driven SPI. Use Value: Integrated 1.48-V ADC reference and on-die temperature sensor eliminate external components; 1.6-V minimum VDD supports deep discharge battery operation. |
| Industrial Sensor Node | Appliance Control Panel |
Use Scenario: DIN-rail mounted environmental monitor logging temperature, pressure, and vibration in factory settings. IC Role / Device Role / Timing Role: Data acquisition engine using 26-channel ADC, RTC timestamping, and UART/I²C for Modbus RTU or sensor hub communication. Use Value: -40°C to +85°C rating ensures reliability in uncontrolled environments; ELCL enables deterministic sensor-triggered data capture. | Use Scenario: Microwave oven or washing machine control board with membrane keypad, buzzer feedback, and motor driver interface. IC Role / Device Role / Timing Role: System supervisor managing key interrupt inputs, PCLBUZ0/PCLBUZ1 audio outputs, controlled-current drive ports for LED indicators, and PWM for fan/motor control. Use Value: On-chip buzzer controllers and 6–8 controlled-current drive pins reduce BOM count; CTSU2L replaces mechanical switches with sealed touch overlay. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F100GEJ2DNP#AA0 | 192 KB flash, 20 KB RAM, same 40-pin HWQFN package and peripheral set | Higher code density for complex UI or protocol stacks; identical pinout and voltage specs | Select when firmware exceeds 128 KB or requires larger RAM buffer for communication stacks |
| R7F100GEG2DNP#AA0 | 96 KB flash, 12 KB RAM, identical package and peripheral configuration | Lower memory footprint for cost-sensitive, function-limited designs (e.g., simple timer-based controls) | Choose for minimal BOM cost where application fits within 96 KB flash and 12 KB RAM |
Compared with R7F100GEH2DNP#AA0, the R7F100GEJ2DNP#AA0 offers 50% more flash for feature-rich firmware without layout change, while R7F100GEG2DNP#AA0 reduces memory cost by 25% for basic control tasks - all share identical peripheral mapping, power profile, and CTSU2L capability.
Availability
R7F100GEH2DNP#AA0 is available at Aetrix Electronics and suitable for smart home thermostats, portable medical monitors, and industrial sensor nodes requiring stable component supply across long production lifecycles.
Supply support for R7F100GEH2DNP#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 is a global semiconductor leader specializing in microcontrollers, analog, and power management solutions for automotive, industrial, and IoT markets.
The RL78/G23 product line delivers true low-power performance for battery-operated and energy-conscious applications, combining ultra-low active current (41 µA/MHz), sub-µA standby modes, and integrated human-machine interface peripherals like CTSU2L and PCLBUZ.
FAQ
What is the maximum operating frequency and corresponding supply voltage range for the R7F100GEH2DNP#AA0?
The R7F100GEH2DNP#AA0 supports up to 32 MHz operation with the high-speed on-chip oscillator, and operates across the full 1.6 V to 5.5 V supply range. At 32 MHz, minimum VDD is 2.7 V per the datasheet absolute maximum ratings; lower frequencies (e.g., 16 MHz or 8 MHz) allow operation down to 1.6 V, enabling compatibility with single-cell Li-ion or alkaline batteries.
Does the R7F100GEH2DNP#AA0 support hardware debugging, and what interface is used?
Yes, the R7F100GEH2DNP#AA0 supports on-chip debugging via the dedicated TOOL0 and TOOLRxD/TOOLTxD pins, compatible with Renesas E2 or E2 Lite debuggers. These pins implement a dedicated serial debug interface - not SWD or JTAG - and require no additional debug circuitry beyond standard pull-up/pull-down resistors per the hardware design guidelines in R01DS0395EJ0140.
How many capacitive touch channels does the R7F100GEH2DNP#AA0 support, and what configurations are available?
The R7F100GEH2DNP#AA0 integrates the CTSU2L unit supporting up to 32 self-capacitance keys (one pin per key) or up to 64 mutual-capacitance keys (8 × 8 matrix). Pin assignments include P20–P26, P30, P31, P70–P73, and P62, with dedicated CCD00–CCD06 charge/discharge terminals routed through P16, P17, P60–P62. Configuration is software-defined via CTSU registers.
Can the R7F100GEH2DNP#AA0 perform ADC conversions while in STOP mode?
No - ADC operation requires the digital clock domain to be active. However, the R7F100GEH2DNP#AA0 supports SNOOZE mode, where the ADC can be triggered and sampled autonomously by the SNOOZE mode sequencer (SMS) while the CPU, flash, and most peripherals remain powered down. This achieves near-STOP power consumption (sub-µA) with periodic analog measurement capability.
What is the data flash endurance specification and write granularity for the R7F100GEH2DNP#AA0?
The R7F100GEH2DNP#AA0 provides 8 KB of data flash memory rated for 1,000,000 write/erase cycles (typical), with erase granularity of 2 KB blocks and programming in 128-byte units. Background operation (BGO) allows code execution from main flash during data flash writes, and flash shield window protection prevents unauthorized access to sensitive parameters stored in data flash.
R7F100GEH2DNP#AA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 40-WFQFN Exposed Pad
- 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:
- 33
- Program Memory Size:
- 192KB (192K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 20K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 9x10b, 8x12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F100GEH2DNP#AA0 FAQ
1.How can I place an order for R7F100GEH2DNP#AA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F100GEH2DNP#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 R7F100GEH2DNP#AA0 reliable?
The price and inventory of R7F100GEH2DNP#AA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F100GEH2DNP#AA0 is usually 5 days.
3.What payment methods are accepted for R7F100GEH2DNP#AA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F100GEH2DNP#AA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F100GEH2DNP#AA0?
R7F100GEH2DNP#AA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F100GEH2DNP#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 R7F100GEH2DNP#AA0?
For technical support, including R7F100GEH2DNP#AA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F100GEH2DNP#AA0 requirements.
6.How does Aetrix verify that R7F100GEH2DNP#AA0 is sourced from the original manufacturer or authorized distributors?
All R7F100GEH2DNP#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 R7F100GEH2DNP#AA0 meets industry standards.
7.What is the process for return or replacement of R7F100GEH2DNP#AA0?
All R7F100GEH2DNP#AA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7F100GEH2DNP#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 R7F100GEH2DNP#AA0 part is unused and in its original packaging.
Return procedure for R7F100GEH2DNP#AA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7F100GEH2DNP#AA0 Tags
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