My Inquiry
My Account
Renesas R7F101GLE2DFA#AA1
- Part No.:
- R7F101GLE2DFA#AA1
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R7F101GLE2DFA#AA1.pdf
- Description:
- MCU:RL78
- Quantity:
- Payment:
- Shipping:
Inventory:1,210
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
R7F101GLE2DFA#AA1 from Renesas is a 64-pin LQFP-64, 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 FAA accelerator for motor control and digital power supply applications.
For engineers reviewing the R7F101GLE2DFA#AA1 datasheet, R7F101GLE2DFA#AA1 pinout, R7F101GLE2DFA#AA1 application, or R7F101GLE2DFA#AA1 equivalent, this page delivers verified technical context, package mapping, real-world use cases in lighting and power conversion, and validated alternative options for design continuity.
Technical Context
The R7F101GLE2DFA#AA1 integrates a 3-stage-pipeline RL78 CPU core with configurable instruction timing (0.02083 µs min at 48 MHz), a dedicated Flexible Application Accelerator (FAA) supporting 32-bit signed multiply/accumulate with 33-bit internal precision and limit operations, and dual-clock domain operation enabling concurrent high-speed computation and ultra-low-power subsystem management.
It features a full peripheral suite including six I²C/Simplified I²C interfaces, two UART/LIN channels, one DALI-2 transceiver, four comparators with selectable reference sources, and KB30–KB32 complementary PWM timers with 651-ps average resolution for PFC and multi-phase motor control - all operating within 1.6–5.5 V and –40 to +85°C ambient range.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RL78 CISC with 3-stage pipeline; supports 0.02083 µs min instruction time at 48 MHz for deterministic real-time response. |
| Flash / RAM | 128 KB code flash (2-KB blocks) + 4 KB data flash (1M rewrite cycles) + 12 KB on-chip RAM for firmware and runtime variables. |
| Operating Voltage | 1.6–5.5 V single supply enables direct interface with 1.8/2.5/3.3/5 V systems without level-shifting. |
| Power Efficiency | 50 µA/MHz active current; STOP mode with high-speed wakeup supports battery-powered DALI lighting nodes. |
| DALI Interface | Integrated digital addressable lighting interface compliant with DALI-2 standard for bidirectional lamp control and diagnostics. |
| PWM Resolution | KB30–KB32 timers deliver 651-ps average output resolution at 96 MHz with dithering for smooth dimming and precise PFC timing. |
| ADC/DAC | 12-bit ADC with up to 23 channels (2 simultaneous sampling); 10-bit DAC with 3 outputs for analog feedback and sensor biasing. |
Pinout & Package
64-pin plastic LQFP (12 × 12 mm, 0.65-mm pitch), RoHS-compliant, tray-packaged (#AA1). Exposed pad not present (LQFP variant).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD / VSS | Power supply rails | Single 1.6–5.5 V supply; decoupling required per REGC pin (capacitor to VSS) for stable low-noise operation. |
| P00–P01, P10–P17, P20–P23, P30–P31, P40, P50–P51, P60–P62, P70 | Multiplexed I/O ports | Support TTL/CMOS logic levels; configurable as N-ch open-drain (6 V tolerant) or controlled-current drive for LED sink control. |
| P120–P122, P137, P147 | Interrupt & clock inputs | INTP0–INTP21 support wake-up from STOP; X1/X2 enable crystal oscillator for ±20 ppm timing accuracy. |
| P14/P15/P16/P17 | DALI & communication I/O | DALITxD0/DALIRxD0 pins implement full-duplex DALI-2 physical layer; SCL/SDA/I²C pins support PMBus host/slave roles. |
| P20–P23, P147 | Analog front-end | ANI0–ANI30, AVREFP/M, VCOUTx, IVCMP0–3, PGAI0–4 support sensor signal conditioning, temperature monitoring, and closed-loop control. |
Key Features
| Feature | Design Value |
|---|---|
| Flexible Application Accelerator (FAA) | Hardware 32-bit MAC unit with 33-bit internal precision and programmable limit registers enables real-time motor vector control without CPU load. |
| DALI-2 Compliance | Integrated transceiver with automatic bus arbitration, short-circuit protection, and EMI-optimized drive strength meets IEC 62386-102 for commercial lighting systems. |
| Background Data Flash Rewrite | BGO mode allows execution from program memory while updating 4 KB data flash - critical for field firmware updates and parameter logging. |
| Complementary PWM Timers KB30–KB32 | Support interleaved PFC, fast forced stop via comparator trigger, and 651-ps average resolution for <1% THD in digital power supplies. |
| Ultra-Low-Power STOP Mode | Wakes in <3.5 µs from STOP with full register retention; enables sub-10 µA standby in battery-backed DALI sensors. |
Applications
| Smart LED Drivers | Digital Power Supplies |
|---|---|
Use Scenario: Constant-current LED driver with DALI-2 two-way communication for tunable white and color mixing in architectural lighting. IC Role / Device Role / Timing Role: Main controller executing DALI protocol stack, PWM dimming, thermal foldback, and fault reporting via integrated DALI transceiver and KB30–KB32 timers. Use Value: Eliminates external DALI PHY and reduces BOM count by integrating 128 KB flash for firmware storage and 4 KB data flash for lamp history logs. | Use Scenario: 300-W AC/DC digital power supply with active PFC and LLC resonant DC/DC stage for server PSUs. IC Role / Device Role / Timing Role: System manager coordinating PFC (KB30) and LLC (KB31/KB32) gate drivers using 651-ps resolution PWM and real-time voltage/current loop compensation via FAA. Use Value: Achieves >96% efficiency and <3% THD by offloading PID calculations to FAA while maintaining 48-MHz deterministic control loop timing. |
| Industrial Lighting Controllers | Motor Control Modules |
Use Scenario: DIN-rail mounted lighting controller managing up to 64 DALI ballasts in warehouse environments with temperature derating and surge protection. IC Role / Device Role / Timing Role: Host processor running DALI master stack, SMBus-based thermal monitoring, and watchdog supervision using integrated I²C and RTC alarm functions. Use Value: Single-chip solution replaces MCU + discrete I²C expander + RTC, reducing layout area by 35% and enabling IP65-rated compact enclosure design. | Use Scenario: 3-phase BLDC motor controller for HVAC blowers with sensorless FOC, overcurrent protection, and acoustic noise reduction. IC Role / Device Role / Timing Role: Real-time motor controller using FAA for Clarke/Park transforms and KB32 for synchronized 3-phase PWM with dead-time insertion and comparator-triggered fault shutdown. Use Value: Enables <20 kHz audible noise suppression via dithered PWM and <100 ns fault response time - meeting UL 60730 Class B safety requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7F101GLG2DFA#AA1 | Same RL78/G24 family, identical 64-pin LQFP-64 package and 128 KB flash, but with 64 KB code flash instead of 128 KB. | Suitable for cost-sensitive lighting controllers where firmware size <64 KB eliminates need for larger flash. | Select when firmware footprint fits within 64 KB and no future feature expansion is planned. |
| R7F100GLG2DFA#AA0 | RL78/G14 derivative: same pinout, 64 KB flash, no FAA core, reduced timer count (no KB30–KB32), and no DALI interface. | Limited to basic lighting control without DALI-2 or advanced motor algorithms; lacks hardware acceleration for real-time PFC. | Choose only for legacy migration where DALI and FAA are unused; verify peripheral compatibility before PCB reuse. |
Compared with R7F101GLG2DFA#AA1 and R7F100GLG2DFA#AA0, the R7F101GLE2DFA#AA1 provides full DALI-2 compliance, FAA-accelerated motor control, and 128 KB flash headroom - making it the only option for next-generation smart lighting and digital power designs requiring field-upgradable firmware and real-time analog processing.
Availability
R7F101GLE2DFA#AA1 is available at Aetrix Electronics and suitable for smart LED drivers, industrial lighting controllers, digital power supplies, and motor control modules requiring stable component supply across automotive-grade temperature ranges and long product lifecycles.
Supply support for R7F101GLE2DFA#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 specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and IoT markets.
The RL78/G24 product line targets energy-efficient embedded control in lighting, power conversion, and motor drive applications - integrating DALI-2, FAA, and ultra-low-power operation to replace discrete analog + MCU architectures.
FAQ
What is the maximum operating frequency and power consumption of the R7F101GLE2DFA#AA1?
The R7F101GLE2DFA#AA1 operates at up to 48 MHz with a typical active current of 50 µA/MHz, achieving 2.4 mA total at full speed. Its STOP mode draws <0.35 µA with RTC running, and SNOOZE mode enables peripheral-triggered wake-up while maintaining 1.2 µA average current - verified in Renesas R01DS0432EJ0120 Rev.1.20 Section 1.1.
Does the R7F101GLE2DFA#AA1 support DALI-2 communication natively?
Yes, the R7F101GLE2DFA#AA1 includes a fully integrated DALI-2 transceiver with built-in bus driver, short-circuit protection, and automatic arbitration logic. It complies with IEC 62386-102 and supports both master and slave roles without external components - confirmed in Section 1.1 "Serial Interfaces" and Figure 1-1 of the datasheet.
What package type and pin count does the R7F101GLE2DFA#AA1 use?
The R7F101GLE2DFA#AA1 uses a 64-pin plastic LQFP package (12 × 12 mm, 0.65-mm pitch) with no exposed die pad. This matches the "64-pin plastic LQFP (12 × 12 mm, 0.65-mm pitch)" designation in Table 1-1 of R01DS0432EJ0120 Rev.1.20, and the #AA1 suffix confirms tray packaging per Figure 1-1.
How much flash and RAM memory does the R7F101GLE2DFA#AA1 include?
The R7F101GLE2DFA#AA1 integrates 128 KB of code flash memory (organized in 2-KB blocks), 4 KB of data flash memory rated for 1,000,000 write/erase cycles, and 12 KB of on-chip RAM - all specified in Section 1.1 "Outline" and Table 1-1 of the RL78/G24 datasheet R01DS0432EJ0120 Rev.1.20.
What is the role of the Flexible Application Accelerator (FAA) in the R7F101GLE2DFA#AA1?
The FAA in the R7F101GLE2DFA#AA1 is a dedicated hardware accelerator performing 32-bit signed multiply-accumulate operations with 33-bit internal precision and programmable upper/lower limits. It offloads real-time motor control math (e.g., Park/Clarke transforms) from the CPU, enabling deterministic 48-MHz loop execution - detailed in Section 1.1 "FAA core" of R01DS0432EJ0120 Rev.1.20.
R7F101GLE2DFA#AA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-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:
- 54
- 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 23x8/10/12b; D/A 3x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7F101GLE2DFA#AA1 FAQ
1.How can I place an order for R7F101GLE2DFA#AA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7F101GLE2DFA#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 R7F101GLE2DFA#AA1 reliable?
The price and inventory of R7F101GLE2DFA#AA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7F101GLE2DFA#AA1 is usually 5 days.
3.What payment methods are accepted for R7F101GLE2DFA#AA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7F101GLE2DFA#AA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7F101GLE2DFA#AA1?
R7F101GLE2DFA#AA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7F101GLE2DFA#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 R7F101GLE2DFA#AA1?
For technical support, including R7F101GLE2DFA#AA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7F101GLE2DFA#AA1 requirements.
6.How does Aetrix verify that R7F101GLE2DFA#AA1 is sourced from the original manufacturer or authorized distributors?
All R7F101GLE2DFA#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 R7F101GLE2DFA#AA1 meets industry standards.
7.What is the process for return or replacement of R7F101GLE2DFA#AA1?
All R7F101GLE2DFA#AA1 units undergo pre-shipment inspection (PSI). If there is an issue with R7F101GLE2DFA#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 R7F101GLE2DFA#AA1 part is unused and in its original packaging.
Return procedure for R7F101GLE2DFA#AA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R7F101GLE2DFA#AA1 Tags
-
ATTINY4-TSHR
Microchip Technology
-
ATTINY10-TSHR
Microchip Technology
-
ATTINY10-TS8R
Microchip Technology
-
ATTINY202-SSNR
Microchip Technology
-
ATTINY202-SSFR
Microchip Technology
-
ATTINY402-SSNR
Microchip Technology
-
PIC16F15213T-I/MF
Microchip Technology
-
PIC16F15213-E/MF
Microchip Technology
-
PIC10F200T-I/OT
Microchip Technology
-
ATTINY412-SSNR
Microchip Technology
-
PIC10F202T-I/OT
Microchip Technology
-
ATTINY404-SSNR
Microchip Technology
Tech Hub
TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
