My Inquiry
My Account
Renesas R5F100MGAFB#X0
- Part No.:
- R5F100MGAFB#X0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 80-LQFP
- Datasheet:
-
R5F100MGAFB#X0.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 80LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,161
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
R5F100MGAFB#X0 from Renesas is an RL78/G13 8-bit microcontroller with 128 KB flash memory, 8 KB data flash, and 8 KB RAM, operating at up to 32 MHz with 41 DMIPS performance. It features ultra-low power consumption (66 μA/MHz active, 0.57 μA RTC+LVD mode), 16-bit A/D converter (10-bit resolution, 26 channels), real-time clock, and integrated UART/I²C/CSI interfaces for embedded control in industrial temperature range (−40°C to +105°C).
For engineers reviewing the R5F100MGAFB#X0 datasheet, R5F100MGAFB#X0 pinout, R5F100MGAFB#X0 application, or R5F100MGAFB#X0 equivalent, key selection considerations include its LFQFP-80 package with 0.5-mm pitch, industrial-grade thermal rating (G suffix), on-chip debug support, self-programming flash with boot swap, and BGO-enabled background data flash rewriting.
Technical Context
The R5F100MGAFB#X0 implements the RL78 CPU core with CISC architecture and 3-stage pipeline, supporting instruction execution times from 0.03125 μs (32 MHz high-speed mode) to 30.5 μs (32.768 kHz subsystem clock). It integrates a 12-bit interval timer, watchdog timer with dedicated low-speed oscillator, and DMA controller with 4 channels for efficient peripheral-to-memory transfers.
Its analog subsystem includes a 10-bit A/D converter with internal 1.45 V reference and temperature sensor, while digital peripherals comprise up to 10 I²C/Simplified I²C channels, 4 UART/LIN channels, and 8–16 16-bit timers - all configurable under single-supply operation from 1.6 V to 5.5 V.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 8-bit CISC with 3-stage pipeline and 1 MB address space |
| Max Operating Frequency | 32 MHz yielding 41 DMIPS; supports dynamic clock switching between 1–32 MHz |
| Memory Configuration | 128 KB code flash (1 KB block size), 8 KB data flash (1M rewrite cycles), 8 KB RAM |
| Power Consumption | 66 μA/MHz active current; 0.57 μA in STOP mode with RTC + LVD enabled |
| Analog Peripherals | 10-bit A/D converter with 26 input channels, internal 1.45 V reference, and temperature sensor |
| Digital Interfaces | Up to 4 UART/LIN, 10 I²C/Simplified I²C, and 8 CSI channels; 8–16 16-bit timers |
| Operating Temperature | −40°C to +105°C (G-grade industrial qualification) |
Pinout & Package
Package: 80-pin LFQFP (12 × 12 mm, 0.5-mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Single 1.6–5.5 V supply; multiple VDD/VSS pairs ensure stable core/peripheral rail decoupling |
| P10/P11 | SCK00/SI00/RxD0/TOOLRxD/SDA00 | Multi-function pins supporting SPI clock/data, UART receive, debug interface, and I²C data |
| P20–P22 | ANI0–ANI2/AVREFP/AVREFM | Analog inputs with dedicated reference voltage pins for precision A/D conversion |
| P30–P37 | Port 3 general-purpose I/O | Configurable as N-ch open-drain, TTL input, or pull-up; supports 1.8/2.5/3.0 V level shifting |
| RESET | Active-low reset input | Accepts external reset signal; internally tied to on-chip POR and LVD circuits |
| CLKP/CLKM | Crystal oscillator connection | Supports external crystal (32.768 kHz or 1–20 MHz) for precise timing or RTC calibration |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low power modes | HALT, STOP, and SNOOZE modes enable sub-μA system sleep with selective peripheral wake-up |
| Self-programming flash | Boot swap and flash shield window functions allow secure firmware updates without external programmer |
| Background operation | Data flash rewriting occurs concurrently with program execution (BGO), eliminating CPU stall |
| On-chip debug | Fully integrated debug interface supports breakpoints, watchpoints, and real-time trace via TOOL pins |
| Real-time clock | Calendar-based RTC with alarm, clock correction, and 99-year date range using 32.768 kHz source |
| Voltage detector | 14-level LVD with selectable interrupt or reset output for brown-out protection and battery monitoring |
Applications
| Industrial Motor Control | Smart Energy Metering |
|---|---|
|
Use Scenario: Brushless DC motor commutation and speed regulation in HVAC blowers and pump drives. IC Role / Device Role / Timing Role: Main system controller executing FOC algorithms, PWM generation, and fault monitoring via ADC and GPIO. Use Value: 10-bit ADC with 26 channels enables simultaneous phase current, bus voltage, and temperature sampling; 32 MHz core delivers deterministic loop timing. |
Use Scenario: Residential electricity meter with tariff switching, tamper detection, and communication via RS-485 or PLC. IC Role / Device Role / Timing Role: System-on-chip managing metrology calculations, LCD display, EEPROM logging, and serial protocol stacks. Use Value: Integrated 10-bit ADC with internal reference ensures accurate voltage/current measurement; data flash provides reliable 1M-cycle parameter storage. |
| Factory Automation I/O Module | Building HVAC Controller |
|
Use Scenario: DIN-rail mounted remote I/O node collecting digital inputs, analog sensor data, and driving relay outputs. IC Role / Device Role / Timing Role: Central MCU handling Modbus RTU over UART, isolated GPIO scanning, and watchdog supervision. Use Value: Four UART channels support dual Modbus ports; −40°C to +105°C rating ensures reliability in unconditioned control cabinets. |
Use Scenario: Wall-mounted thermostat with occupancy sensing, CO₂ monitoring, and multi-stage heating/cooling control. IC Role / Device Role / Timing Role: Low-power host managing sensor fusion (temp/humidity/CO₂), display, and HVAC actuator sequencing. Use Value: 0.57 μA STOP mode extends battery life in wireless variants; RTC with calendar enables scheduled setpoint changes. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F100LGAFB#X0 | 64 KB flash, 4 KB data flash, 4 KB RAM; same 80-pin LFQFP-0.5mm package and G-grade temp range | Lower memory capacity suits simpler control tasks without extensive data logging or complex UI | Select when firmware footprint and data storage requirements are reduced by ≥50% |
| R5F101MGAFB#X0 | Same package and pinout but lacks data flash memory; retains 128 KB code flash and 8 KB RAM | Eliminates background data rewriting capability; suitable where EEPROM emulation or external storage is used | Choose when data retention needs are met externally or via code flash partitioning |
Compared with R5F100MGAFB#X0, R5F100LGAFB#X0 reduces memory resources while maintaining identical packaging and thermal specs, whereas R5F101MGAFB#X0 removes data flash entirely - both offer cost-optimized alternatives without altering PCB layout or thermal design.
Availability
R5F100MGAFB#X0 is available at Aetrix Electronics and suitable for industrial motor control, smart energy metering, factory automation I/O modules, and building HVAC controllers requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for R5F100MGAFB#X0 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 automotive, industrial, and IoT markets.
The RL78/G13 family targets cost-sensitive, ultra-low-power embedded applications demanding robust real-time control, integrated analog peripherals, and long-term supply assurance in industrial environments.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F100MGAFB#X0?
The R5F100MGAFB#X0 operates at up to 32 MHz, delivering 41 DMIPS performance. Its RL78 CPU core supports dynamic clock switching between 1 MHz and 32 MHz, enabling optimized trade-offs between processing throughput and power consumption. The minimum instruction execution time is 0.03125 μs in high-speed mode, verified per R01DS0131EJ0380 Rev.3.80 datasheet Section 1.1.
Does the R5F100MGAFB#X0 include on-chip debug capability?
Yes, the R5F100MGAFB#X0 integrates full on-chip debug functionality accessible via dedicated TOOL pins (e.g., P11/SI00/RxD0/TOOLRxD). This supports real-time debugging, breakpoint setting, watchpoint monitoring, and flash programming without requiring external JTAG emulators - confirmed in Section 1.1 "Features" of the R01DS0131EJ0380 datasheet.
What are the memory resources available on the R5F100MGAFB#X0?
The R5F100MGAFB#X0 provides 128 KB of code flash memory (1 KB erase blocks), 8 KB of data flash memory rated for 1,000,000 write cycles, and 8 KB of on-chip RAM. These values are explicitly listed in the RL78/G13 memory matrix on page 2 of R01DS0131EJ0380 Rev.3.80 and confirmed by the part number decoding ('G' = 128 KB flash, '100' = data flash included).
How does the R5F100MGAFB#X0 support low-power operation in battery-powered systems?
The R5F100MGAFB#X0 achieves ultra-low power via HALT, STOP, and SNOOZE modes - consuming just 0.57 μA in STOP mode with RTC and LVD active. Its 1.6–5.5 V operating range, programmable LVD thresholds, and ability to retain RAM contents during deep sleep make it ideal for battery-backed applications like wireless sensors and portable meters, as specified in Section 1.1 of R01DS0131EJ0380.
Is the R5F100MGAFB#X0 pin-compatible with other RL78/G13 devices in the same package?
Yes, all RL78/G13 devices in the 80-pin LFQFP-0.5mm package (e.g., R5F100LGAFB#X0, R5F101MGAFB#X0) share identical pinouts and electrical characteristics. Pin compatibility is guaranteed within the same package variant, allowing memory- or feature-scaling upgrades without PCB redesign - validated by the unified pin configuration diagrams in Section 1.3 of R01DS0131EJ0380.
R5F100MGAFB#X0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 80-LQFP
- Series:
- RL78/G13
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- 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:
- 8K x 8
- 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:
R5F100MGAFB#X0 FAQ
1.How can I place an order for R5F100MGAFB#X0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F100MGAFB#X0 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 R5F100MGAFB#X0 reliable?
The price and inventory of R5F100MGAFB#X0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F100MGAFB#X0 is usually 5 days.
3.What payment methods are accepted for R5F100MGAFB#X0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F100MGAFB#X0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F100MGAFB#X0?
R5F100MGAFB#X0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F100MGAFB#X0 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 R5F100MGAFB#X0?
For technical support, including R5F100MGAFB#X0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F100MGAFB#X0 requirements.
6.How does Aetrix verify that R5F100MGAFB#X0 is sourced from the original manufacturer or authorized distributors?
All R5F100MGAFB#X0 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 R5F100MGAFB#X0 meets industry standards.
7.What is the process for return or replacement of R5F100MGAFB#X0?
All R5F100MGAFB#X0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F100MGAFB#X0, 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 R5F100MGAFB#X0 part is unused and in its original packaging.
Return procedure for R5F100MGAFB#X0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R5F100MGAFB#X0 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…
