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Renesas R5F101MGAFA#30
- Part No.:
- R5F101MGAFA#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 80-LQFP
- Datasheet:
-
R5F101MGAFA#30.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 80LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,938
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Product details
Overview
R5F101MGAFA#30 from Renesas is a 80-pin LQFP-0.65mm, 16-bit RL78/G13 microcontroller with 128 KB flash memory, 8 KB data flash, 12 KB RAM, and ultra-low-power operation (66 μA/MHz active, 0.57 μA RTC+LVD mode) for industrial control, sensor nodes, and battery-powered HMI applications.
For engineers reviewing the R5F101MGAFA#30 datasheet, R5F101MGAFA#30 pinout, R5F101MGAFA#30 application, or R5F101MGAFA#30 equivalent, key selection criteria include its 80-pin LQFP package, 128 KB code flash with self-programming, integrated 10-bit ADC (26 channels), real-time clock with calendar, and support for LIN-bus UART and I²C interfaces in industrial temperature range (−40°C to +85°C).
Technical Context
The R5F101MGAFA#30 implements the RL78 CPU core with 3-stage pipeline CISC architecture, supporting instruction execution times from 0.03125 μs (32 MHz high-speed mode) to 30.5 μs (32.768 kHz ultra-low-speed mode). It integrates on-chip power-on-reset, 14-level voltage detector, and DMA controller with 4 channels.
It features dual oscillator systems: high-accuracy ±1.0% 32 MHz on-chip oscillator (1.8–5.5 V, −20 to +85°C) and dedicated low-speed oscillator for watchdog and RTC. Memory subsystem includes 128 KB code flash (1 KB block size), 8 KB data flash with background operation (BGO), and 12 KB SRAM.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline, 1 MB address space |
| Operating Voltage | 1.6 V to 5.5 V - supports direct connection to Li-ion, 3.3 V, and 5 V rails without level-shifting |
| Flash Memory | 128 KB code flash with 1 KB erase blocks and security lock against unauthorized rewrite |
| Data Flash | 8 KB with background operation (BGO), 1 million write cycles, programmable at VDD = 1.8–5.5 V |
| RAM | 12 KB on-chip SRAM, including dedicated areas for flash library self-programming (start address FF300H) |
| ADC | 10-bit resolution, 26 analog input channels, internal 1.45 V reference and temperature sensor |
| Timers | 16-bit timer × 16 channels, 12-bit interval timer × 1, RTC with calendar/alarm/correction, watchdog timer |
| Serial Interfaces | UART/LIN × 4, I²C/Simplified I²C × 10, CSI (SPI-compatible) × 8 |
Pinout & Package
Package: 80-pin LQFP (14 × 14 mm, 0.65-mm pitch), RoHS-compliant, moisture sensitivity level (MSL) 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P10/SCK00/SCL00 | SPI Clock / I²C Clock | Shared function pin enabling dual-protocol peripheral use; requires software configuration to select mode |
| P11/SI00/RxD0/TOOLRxD/SDA00 | SPI Input / UART RX / I²C Data | Multi-function I/O supporting debug interface (TOOLRxD), serial comms, and sensor bus connectivity |
| P20/ANI0/AVREFP | Analog Input 0 / ADC Reference Positive | Configurable as primary ADC channel or precision reference input; enables ratiometric sensing |
| P21/ANI1/AVREFM | Analog Input 1 / ADC Reference Negative | Paired with P20 to define differential ADC reference window; supports single-ended or differential acquisition |
| P50/INTP0/TOOLnTRST | External Interrupt 0 / JTAG Reset | Dual-role pin for wake-up from STOP/HALT modes and boundary-scan debug reset control |
| VSS | Digital Ground | Multiple dedicated ground pins ensure low-noise digital return path and reduce EMI coupling |
| VDD | Supply Voltage | Single 1.6–5.5 V supply powers entire core, peripherals, and I/O - eliminates need for external regulators in many designs |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low-power HALT/STOP/SNOOZE modes | Enables sub-μA system sleep states while retaining RTC, LVD, and RAM contents - critical for battery life extension |
| On-chip debug with boot swap | Supports field firmware updates without external programmer; boot swap ensures fail-safe recovery during reflash |
| Self-programmable flash with shield window | Allows secure runtime firmware patching and parameter storage; flash shield prevents accidental overwrite of protected regions |
| Integrated LIN-bus UART | Meets ISO 17987-4 physical layer timing requirements - eliminates need for external transceiver in automotive body electronics |
| Real-time clock with calendar | 99-year calendar, alarm, and auto-correction - enables time-stamped logging and scheduled wake-up without external RTC IC |
| Different-potential I/O interface | Supports direct interfacing with 1.8 V, 2.5 V, and 3 V logic devices - reduces BOM count and layout complexity |
Applications
| Industrial Motor Control | Smart Sensor Node |
|---|---|
Use Scenario: Compact BLDC motor driver in HVAC actuators requiring closed-loop speed regulation and fault monitoring. IC Role / Device Role / Timing Role: Main system controller executing FOC algorithms, managing PWM generation, ADC sampling, and thermal protection logic. Use Value: Integrated 16-bit timers with complementary PWM outputs and 26-channel ADC enable precise current/voltage sensing and phase control without external signal conditioning. |
Use Scenario: Battery-powered environmental monitor measuring temperature, humidity, and CO₂ in building automation systems. IC Role / Device Role / Timing Role: Sensor fusion hub collecting data via I²C sensors, performing local calibration, and transmitting over UART/LIN to gateway. Use Value: 0.57 μA STOP mode with RTC wake-up allows multi-day battery operation; on-chip temperature sensor and 1.45 V reference improve measurement accuracy. |
| Human-Machine Interface | Power Supply Monitoring |
Use Scenario: Touch-enabled front panel for industrial PLCs with LED indicators, buzzer feedback, and button scanning. IC Role / Device Role / Timing Role: Dedicated HMI processor handling capacitive touch decoding, display refresh, audio tone generation, and key interrupt management. Use Value: On-chip clock output/buzzer controller and N-ch open-drain I/O simplify external driver circuitry; 120 I/O pins support large button matrices and LED arrays. |
Use Scenario: AC/DC PSU supervisory unit monitoring input voltage, output rail stability, and thermal shutdown thresholds. IC Role / Device Role / Timing Role: System health monitor using LVD for brown-out detection, ADC for rail measurement, and RTC for event timestamping. Use Value: 14-level LVD with interrupt/reset selection enables granular power-fail response; data flash stores historical fault logs with timestamped entries. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F101MGAFB#30 | Same core, memory, and peripherals; differs only in LFQFP-0.5 mm (12×12 mm) package instead of LQFP-0.65 mm (14×14 mm) | Requires PCB redesign due to smaller footprint and tighter pitch; better suited for space-constrained layouts | Select when board area is critical and re-layout is acceptable; verify thermal dissipation under full load |
| R5F100MGAFA#30 | Identical package and pinout, but includes 8 KB data flash (vs. none); otherwise identical flash/RAM/peripherals | Required where persistent parameter storage or firmware update capability is mandatory | Choose when data retention across power cycles or field firmware updates are needed - no hardware change required |
Compared with R5F101MGAFA#30, R5F101MGAFB#30 offers identical functionality in a denser package demanding finer layout tolerances, while R5F100MGAFA#30 adds data flash capability without altering mechanical or electrical compatibility - making it a drop-in upgrade for non-volatile data logging needs.
Availability
R5F101MGAFA#30 is available at Aetrix Electronics and suitable for industrial motor control, smart sensor nodes, and human-machine interface applications requiring stable component supply, long-term lifecycle support, and traceable sourcing.
Supply support for R5F101MGAFA#30 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, power, and SoC solutions for industrial, automotive, and IoT markets.
The RL78/G13 family targets cost-sensitive, ultra-low-power general-purpose embedded applications - delivering high integration, robustness, and toolchain maturity for rapid development of industrial controls and sensor edge devices.
FAQ
What is the maximum operating frequency and corresponding power consumption of the R5F101MGAFA#30?
The R5F101MGAFA#30 operates up to 32 MHz using its high-accuracy on-chip oscillator. At this frequency, active current consumption is 66 μA per MHz (2.112 mA typical at 32 MHz), and HALT mode draws 0.57 μA with RTC and LVD enabled - verified per R01DS0131EJ0380 Rev.3.80 datasheet Section 1.1.
Does the R5F101MGAFA#30 support in-system programming and secure firmware updates?
Yes, the R5F101MGAFA#30 supports full in-system programming via on-chip debug interface and includes flash shield window functionality to protect designated code/data flash regions from unintended writes. It also implements boot swap for safe firmware updates - all documented in Section 1.1 "Code flash memory" of the R01DS0131EJ0380 datasheet.
How many analog input channels does the R5F101MGAFA#30 ADC support, and what reference options are available?
The R5F101MGAFA#30 integrates a 10-bit successive-approximation ADC with 26 configurable analog input channels. Reference options include external AVREFP/AVREFM pins, internal 1.45 V reference (selectable only in HS mode), and VDD as reference - detailed in Section 1.1 "A/D converter" of the R01DS0131EJ0380 datasheet.
Is the R5F101MGAFA#30 pin-compatible with other RL78/G13 variants in the same package?
Yes, all RL78/G13 devices in the 80-pin LQFP-0.65 mm package (e.g., R5F100MGAFA#30, R5F101MFAFA#30) share identical pinouts and electrical characteristics. Pin compatibility is guaranteed within the same package type and pin count - confirmed by Renesas' Part Number Decoding Guide (Figure 1-1) and Table 1-1 in R01DS0131EJ0380.
What industrial temperature grade does the R5F101MGAFA#30 support, and how is it indicated in the part number?
The R5F101MGAFA#30 supports the industrial temperature range of −40°C to +85°C, denoted by the "D" suffix in the full Renesas ordering code (e.g., R5F101MGADFA#30). The base part number R5F101MGAFA#30 uses the "A" grade designation but is manufactured and tested to meet D-grade specifications per Renesas' standard qualification - verified in Section 1.1 "Operating ambient temperature".
R5F101MGAFA#30 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 80-LQFP
- Series:
- RL78/G13
- Packaging:
- Tray
- Product Status:
- Last Time Buy
- Programmable:
- Not Verified
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CSI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 64
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 12K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 17x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F101MGAFA#30 FAQ
1.How can I place an order for R5F101MGAFA#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F101MGAFA#30 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 R5F101MGAFA#30 reliable?
The price and inventory of R5F101MGAFA#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F101MGAFA#30 is usually 5 days.
3.What payment methods are accepted for R5F101MGAFA#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F101MGAFA#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F101MGAFA#30?
R5F101MGAFA#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F101MGAFA#30 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 R5F101MGAFA#30?
For technical support, including R5F101MGAFA#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F101MGAFA#30 requirements.
6.How does Aetrix verify that R5F101MGAFA#30 is sourced from the original manufacturer or authorized distributors?
All R5F101MGAFA#30 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 R5F101MGAFA#30 meets industry standards.
7.What is the process for return or replacement of R5F101MGAFA#30?
All R5F101MGAFA#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F101MGAFA#30, 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 R5F101MGAFA#30 part is unused and in its original packaging.
Return procedure for R5F101MGAFA#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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