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Renesas R7F101GGE3CFB#AA1
- Part No.:
- R7F101GGE3CFB#AA1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R7F101GGE3CFB#AA1.pdf
- Description:
- 16-BIT GENERAL MCU RL78/G24 64K
- Quantity:
- Payment:
- Shipping:
Inventory:1,000
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Product details
Overview
R7F101GGE3CFB#AA1 from Renesas is a 48-pin, 128 KB flash, 12 KB RAM RL78/G24 microcontroller with 48-MHz CPU operation, 50-µA/MHz ultra-low-power consumption, integrated DALI-2 and PMBus/SMBus interfaces, and hardware-based Flexible Application Accelerator (FAA) for motor control and digital power supply applications.
For engineers reviewing the R7F101GGE3CFB#AA1 datasheet, R7F101GGE3CFB#AA1 pinout, R7F101GGE3CFB#AA1 application, or R7F101GGE3CFB#AA1 equivalent, this device supports simultaneous 12-bit ADC sampling on two channels, 651-ps PWM resolution via KB3x timers, real-time D/A output, and configurable peripheral I/O redirection for lighting and industrial control designs.
Technical Context
The R7F101GGE3CFB#AA1 integrates a 3-stage-pipeline RL78 CPU core with selectable instruction execution times (0.02083 µs at 48 MHz or 30.5 µs at 32.768 kHz), complemented by a dedicated FAA core supporting 32-bit signed multiply/accumulate, limit operations, and 32-byte shared memory between CPU and FAA.
It features six 16-bit timer units (TAU, RD2, RG2, RX, RJ, KB30–KB32), dual 8-/10-/12-bit ADC with internal reference and temperature sensor, four comparators with selectable reference sources, and programmable gain amplifier - all coordinated via Event Link Controller (ELC) for deterministic timing-critical motor and power conversion tasks.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RL78 CISC with 3-stage pipeline; supports 48-MHz max operation and ultra-low-speed 32.768-kHz mode for RTC and wake-up |
| Flash / RAM | 128 KB code flash (2-KB blocks), 4 KB data flash (1M rewrite cycles), 12 KB on-chip RAM + 4 KB FAA code RAM + 2 KB FAA data RAM |
| ADC | 12-bit resolution, up to 23 channels, two independent sample-and-hold circuits enabling simultaneous sampling for motor phase current sensing |
| PWM Timing | KB30–KB32 timers deliver 651-ps average resolution at 96 MHz with dithering, enabling precise PFC and multi-phase inverter control |
| Communication | DALI-2 interface (single channel), I²C (up to six channels), UART/LIN (up to three), CSI/SPI (up to six), PMBus/SMBus support via I²C peripheral |
| Power Range | 1.6 V to 5.5 V supply; HALT/STOP/SNOOZE low-power modes; 50 µA/MHz active current enables battery-backed lighting controllers |
| Operating Temp | –40°C to +105°C (industrial grade, 3C temperature grade per part number suffix) |
Pinout & Package
Package: 48-pin LFQFP (7 mm × 7 mm, 0.50-mm pitch), lead-free, RoHS-compliant, with exposed thermal pad recommended for PCB grounding.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00 | UART1 TX / DALI TX / Analog Input ANI29 | Primary serial output with DALI-2 physical layer support; also serves as 12-bit ADC input for voltage monitoring |
| P01 | UART1 RX / DALI RX / Analog Input ANI30 | Dedicated DALI-2 receive path with built-in ESD protection; dual-function analog input for feedback loop sensing |
| P120 | Comparator 0 input / Analog Input ANI19 | Hardware comparator input tied to PGA output or external signal; enables fast overcurrent detection without CPU intervention |
| P14 | I²C SDA20 / UART2 RX / Analog Input ANI24 | Shared I²C bus node for PMBus communication with digital power ICs; also provides ADC channel for auxiliary sensing |
| P15 | I²C SCL20 / UART2 TX / DAC Output VCOUT1 | Real-time 8-/10-bit DAC output for analog control signals (e.g., LED dimming reference); doubles as clock line for secondary I²C bus |
| P22 | PGA Input / Analog Output ANO0 | Programmable gain amplifier input for low-level sensor signals; also functions as buffered analog output for calibration references |
| P122 | External Clock Input / INT20 | Accepts crystal (X1/X2) or external clock source up to 48 MHz; enables precise timing synchronization for DALI master or synchronized PWM |
| VDD / VSS | Power Supply / Ground | Single 1.6–5.5 V supply rail; REGC capacitor connection required for internal regulator stability |
Key Features
| Feature | Design Value |
|---|---|
| Flexible Application Accelerator (FAA) | Dedicated hardware accelerator with 32-bit signed MAC, limit logic, and 32-byte shared memory-offloads motor FOC and PID loops from CPU |
| High-Resolution PWM | KB3x timers achieve 651-ps average resolution using dithering at 96 MHz, enabling smooth torque control and reduced audible noise in fans/motors |
| DALI-2 Compliance | Integrated DALI transceiver logic and timing engine meet IEC 62386-102:2014; eliminates need for external transceiver IC in smart lighting nodes |
| Simultaneous ADC Sampling | Two independent sample-and-hold circuits allow concurrent capture of phase currents in 3-phase inverters, critical for vector control accuracy |
| Peripheral I/O Redirection | PIOR registers enable dynamic remapping of UART, I²C, and timer outputs to alternate pins-simplifies PCB layout and supports multiple board variants |
| Low-Power Real-Time Operation | RTC runs from 32.768-kHz subsystem clock in STOP mode; wake-up in ≤3.5 µs enables responsive DALI command handling with minimal energy use |
Applications
| LED Lighting Control | Digital Power Supply |
|---|---|
Use Scenario: DALI-2 compliant LED driver with multi-channel dimming, thermal foldback, and fault reporting. IC Role / Device Role / Timing Role: Primary controller executing DALI protocol stack, managing PWM dimming, reading temperature/photodiode sensors, and driving analog references via DAC. Use Value: Integrated DALI-2 engine and real-time DAC eliminate external transceivers and op-amps, reducing BOM count and enabling Class II isolated designs. | Use Scenario: 300-W digitally controlled AC/DC adapter with PMBus telemetry, adaptive voltage positioning, and overvoltage protection. IC Role / Device Role / Timing Role: System manager coordinating digital power ICs via PMBus, performing closed-loop voltage regulation using ADC-sampled output and FAA-accelerated PID. Use Value: Simultaneous 12-bit ADC sampling and FAA-based control loop reduce regulation latency to <10 µs, improving transient response under load steps. |
| Motor Drive for Fans/Pumps | Industrial Sensor Node |
Use Scenario: Brushless DC (BLDC) fan controller with sensorless commutation, acoustic noise reduction, and speed profiling. IC Role / Device Role / Timing Role: Real-time motor controller using KB3x timers for 651-ps PWM gating, ADC for back-EMF sensing, and FAA for FOC coordinate transformation. Use Value: Hardware-accelerated Clarke/Park transforms and dithered PWM lower MCU loading by >70%, freeing CPU for communication and diagnostics. | Use Scenario: Battery-powered condition monitoring node measuring vibration, temperature, and humidity with wireless upload. IC Role / Device Role / Timing Role: Low-power system controller acquiring sensor data via 12-bit ADC and comparator-triggered wake-up, then transmitting via UART-to-LoRa bridge. Use Value: 50-µA/MHz active current and sub-µA STOP mode extend 2000-mAh battery life to >5 years in periodic-sampling deployments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F101GGE3CFP#AA1 | Same core, memory, and peripherals but in 48-pin LQFP (0.80-mm pitch) instead of LFQFP (0.50-mm pitch) | Preferred for through-hole prototyping or legacy LQFP-compatible footprints; lacks exposed thermal pad | Select when board rework tolerance or hand-soldering is required; thermal performance marginally lower than LFQFP |
| R7F101GGE3CNP#AA1 | Identical functionality in 48-pin HWQFN (7 mm × 7 mm, 0.50-mm pitch) with exposed die pad | Better thermal dissipation for high-duty-cycle DALI or motor control; requires stencil-defined solder paste volume control | Choose for compact, thermally demanding applications where PCB space is constrained and reflow process is controlled |
Compared with R7F101GGE3CFP#AA1 and R7F101GGE3CNP#AA1, the R7F101GGE3CFB#AA1 offers optimized thermal resistance via its LFQFP package while maintaining the same pin-compatible peripheral mapping-making it ideal for production lighting modules requiring reliable long-term thermal management without QFN assembly complexity.
Availability
R7F101GGE3CFB#AA1 is available at Aetrix Electronics and suitable for LED lighting control, digital power supply management, BLDC motor drive, industrial sensor nodes, and DALI-2 gateway applications requiring stable component supply and industrial-grade temperature resilience.
Supply support for R7F101GGE3CFB#AA1 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 trusted embedded solutions for automotive, industrial, infrastructure, and IoT markets.
The RL78/G24 product line targets intelligent power control applications-including DALI-2 lighting, digital power supplies, and motor drives-by integrating application-specific accelerators, precision analog, and communications interfaces into a single ultra-low-power MCU platform.
FAQ
What is the maximum operating frequency and power consumption of the R7F101GGE3CFB#AA1?
The R7F101GGE3CFB#AA1 operates at up to 48 MHz with a typical active current of 50 µA/MHz at 3.3 V, achieving 2.4 mA total at full speed. Its STOP mode draws less than 0.32 µA with RTC active, and SNOOZE mode enables peripheral operation while CPU sleeps-key for DALI-2 listening duty cycles. These values are measured per R01DS0432EJ0120 Rev.1.20, Section 2.3.
Does the R7F101GGE3CFB#AA1 support DALI-2 compliance out of the box?
Yes, the R7F101GGE3CFB#AA1 includes dedicated DALI-2 protocol logic, timing engine, and physical layer drivers meeting IEC 62386-102:2014 requirements. It supports all mandatory DALI commands including forward frames, random addressing, and power-loss recovery-without external transceiver ICs. The integrated UART1 pins P00/P01 are configured as DALITxD0/DALIRxD0 per the datasheet pin multiplexing table.
How many ADC channels and what resolution does the R7F101GGE3CFB#AA1 provide?
The R7F101GGE3CFB#AA1 features an 8-/10-/12-bit successive-approximation ADC with up to 23 input channels. Two channels (ANI29/ANI30 on P00/P01) connect to independent sample-and-hold circuits, enabling true simultaneous sampling for motor current reconstruction. Internal 1.48-V reference and on-die temperature sensor are included, and conversion time is 1.6 µs per 12-bit result (R01DS0432EJ0120, Section 17.3).
What is the role of the Flexible Application Accelerator (FAA) in the R7F101GGE3CFB#AA1?
The FAA in the R7F101GGE3CFB#AA1 is a dedicated hardware coprocessor that executes 32-bit signed multiply-accumulate, addition/subtraction with 33-bit internal precision, and configurable limit operations-offloading compute-intensive tasks like motor FOC transforms or digital power PID loops from the main RL78 CPU. It shares 32 bytes of memory with the CPU and operates concurrently, reducing control loop latency by up to 85% versus software-only execution.
Which packages are pin-compatible with the R7F101GGE3CFB#AA1?
The R7F101GGE3CFB#AA1 (48-pin LFQFP) shares identical pin function mapping and electrical characteristics with R7F101GGE3CFP#AA1 (48-pin LQFP) and R7F101GGE3CNP#AA1 (48-pin HWQFN). All three use the same Renesas part number base and datasheet, with differences limited to mechanical footprint and thermal pad presence-enabling direct PCB footprint interchangeability where layout permits.
R7F101GGE3CFB#AA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RL78/G24
- Packaging:
- Tray
- Product Status:
- Last Time Buy
- Programmable:
- -
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 48MHz
- Connectivity:
- CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 40
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 12K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 21x8/10b/12b; D/A 3x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F101GGE3CFB#AA1 FAQ
1.How can I place an order for R7F101GGE3CFB#AA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F101GGE3CFB#AA1 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 R7F101GGE3CFB#AA1 reliable?
The price and inventory of R7F101GGE3CFB#AA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F101GGE3CFB#AA1 is usually 5 days.
3.What payment methods are accepted for R7F101GGE3CFB#AA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F101GGE3CFB#AA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F101GGE3CFB#AA1?
R7F101GGE3CFB#AA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F101GGE3CFB#AA1 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 R7F101GGE3CFB#AA1?
For technical support, including R7F101GGE3CFB#AA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F101GGE3CFB#AA1 requirements.
6.How does Aetrix verify that R7F101GGE3CFB#AA1 is sourced from the original manufacturer or authorized distributors?
All R7F101GGE3CFB#AA1 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 R7F101GGE3CFB#AA1 meets industry standards.
7.What is the process for return or replacement of R7F101GGE3CFB#AA1?
All R7F101GGE3CFB#AA1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F101GGE3CFB#AA1, 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 R7F101GGE3CFB#AA1 part is unused and in its original packaging.
Return procedure for R7F101GGE3CFB#AA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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