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Renesas R5F100JJDFA#X0
- Part No.:
- R5F100JJDFA#X0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 52-LQFP
- Datasheet:
-
R5F100JJDFA#X0.pdf
- Description:
- IC MCU 16BIT 256KB FLASH 52LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,279
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Product details
Overview
R5F100JJDFA#X0 from Renesas is a 52-pin LQFP-0.65mm MCU in the RL78/G13 family, featuring 256 KB flash, 8 KB data flash, 20 KB RAM, 16-bit RL78 CPU core, and ultra-low power operation (66 μA/MHz, 0.57 μA in RTC+LVD mode) for industrial control and sensor interface applications.
For engineers reviewing the R5F100JJDFA#X0 datasheet, R5F100JJDFA#X0 pinout, R5F100JJDFA#X0 application, or R5F100JJDFA#X0 equivalent, key selection criteria include its 52-pin LQFP package, -40°C to +85°C industrial temperature grade (D), integrated 10-bit ADC (26 channels), real-time clock with calendar, and support for UART/LIN, I²C, and CSI serial interfaces.
Technical Context
The R5F100JJDFA#X0 implements the RL78 CISC CPU core with 3-stage pipeline, supporting instruction execution times from 0.03125 μs (@32 MHz) to 30.5 μs (@32.768 kHz), and operates across 1.6–5.5 V supply. It integrates a 12-bit interval timer, watchdog timer, and DMA controller with 4 channels.
Its memory subsystem includes 256 KB on-chip code flash (1 KB block size, security lock), 8 KB data flash with background operation (BGO) and 1M rewrite cycles, and 20 KB SRAM - all accessible within a 1 MB address space. The device supports HALT, STOP, and SNOOZE low-power modes with on-chip POR and 14-level LVD.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC CPU with 3-stage pipeline and 1 MB address space |
| Flash Memory | 256 KB code flash with 1 KB erase blocks and flash shield window security |
| Data Flash | 8 KB with background operation (BGO), 1,000,000 write cycles, VDD = 1.8–5.5 V |
| RAM | 20 KB on-chip SRAM, including dedicated areas for flash library self-programming |
| ADC | 10-bit resolution A/D converter with up to 26 analog inputs and internal 1.45 V reference |
| Real-Time Clock | Calendar function (99-year range), alarm, and clock correction; operates in STOP mode |
| Supply Voltage | 1.6 V to 5.5 V single-supply operation with on-chip POR and 14-level LVD |
| Operating Temperature | -40°C to +85°C (Industrial D-grade), qualified per AEC-Q100 Class 3 |
Pinout & Package
Package: 52-pin LQFP, 10 mm × 10 mm, 0.65 mm pitch, exposed pad (PLQP0052JA-A).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P10/SCK00/SCL00 | SPI Clock / I²C Clock | Shared pin for CSI0 master clock or I²C bus clock; supports multi-protocol peripheral reuse |
| P11/SI00/RxD0/TOOLRxD/SDA00 | SPI Input / UART RX / I²C Data | Multi-function input pin enabling flexible serial interface configuration without external logic |
| P12/SO00/TxD0/TOOLTxD | SPI Output / UART TX | Dual-role output supporting full-duplex SPI or asynchronous UART communication |
| P13/INTP0/TOOLCLK | External Interrupt / Debug Clock | Configurable as edge-triggered interrupt source or E1 emulator clock input |
| P20/ANI0/AVREFP | Analog Input / ADC Reference Positive | Primary analog channel 0 input and selectable positive reference for ADC measurements |
| P21/ANI1/AVREFM | Analog Input / ADC Reference Negative | Analog channel 1 input and optional negative reference for differential ADC operation |
| VDD, VSS | Power Supply / Ground | Dedicated power pins with decoupling requirements specified per Renesas layout guidelines |
| RESET | Active-Low Reset Input | Asynchronous reset pin compatible with open-drain or push-pull reset sources |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low power modes | HALT (0.23 μA), STOP (0.57 μA w/ RTC+LVD), and SNOOZE enable battery-powered operation >10 years |
| Self-programmable flash | Boot swap and flash shield window allow secure firmware updates without external programmer |
| Hardware multiplier/divider | 16×16→32-bit multiply, 32÷32→32-bit divide, and MAC operations accelerate motor control math |
| Multi-protocol serial interface | CSI (SPI-like), UART/LIN, and I²C share pins and registers-reducing BOM and PCB complexity |
| On-chip temperature sensor | Calibrated sensor usable for thermal monitoring or compensation without external components |
| DMA controller | 4-channel DMA with 2-cycle transfers between SFR and RAM enables zero-CPU-overhead peripheral buffering |
Applications
| Industrial Motor Control | Smart Sensor Node |
|---|---|
|
Use Scenario: Closed-loop BLDC motor drive in HVAC blowers with speed feedback, overcurrent protection, and thermal monitoring. IC Role / Device Role: Main system controller executing FOC algorithm, managing gate drivers via PWM, and reading current/voltage/temperature sensors. Use Value: Integrated 10-bit ADC (26 ch), hardware multiplier, and 4-channel DMA reduce external component count and improve real-time response vs. discrete solutions. |
Use Scenario: Battery-powered environmental sensor node measuring temperature, humidity, and CO₂ with wireless upload every 5 minutes. IC Role / Device Role: System-on-chip managing sensor acquisition, data logging to data flash, RTC-based wake-up, and low-power UART transmission. Use Value: 0.57 μA STOP mode with RTC + LVD extends 2×AA battery life beyond 3 years; 8 KB data flash stores 10k+ readings with wear leveling. |
| Home Appliance UI Controller | Industrial PLC I/O Module |
|
Use Scenario: Touch-button and LED display controller in washing machine control panel with buzzer feedback and EEPROM-less parameter storage. IC Role / Device Role: Dedicated UI processor handling capacitive touch scanning, LED dimming via PWM, buzzer tone generation, and non-volatile settings retention. Use Value: On-chip key interrupt, clock output/buzzer controller, and 8 KB data flash eliminate external ICs and simplify certification for IEC 60730 Class B. |
Use Scenario: DIN-rail mounted digital input module converting 24 V DC field signals to Modbus RTU over RS-485. IC Role / Device Role: Isolation-aware interface controller acquiring opto-coupled inputs, performing debounce, and formatting Modbus frames for UART-to-RS485 transceiver. Use Value: 52-pin LQFP provides sufficient GPIO (up to 40 usable I/O) and dedicated UART/LIN peripherals for robust industrial protocol implementation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F101JJDFA#X0 | No data flash (0 KB); identical pinout, core, peripherals, and package | Not suitable for field firmware updates or data logging; requires external EEPROM/NVRAM | Select when boot code is static and no runtime parameter storage is needed |
| R5F100JJDFB#X0 | LFQFP-0.5 mm pitch (7×7 mm), same memory/peripherals, different mechanical footprint | Requires PCB redesign; offers smaller board area but tighter assembly tolerance | Choose for space-constrained designs where rework and test access permit fine-pitch handling |
Compared with R5F100JJDFA#X0, R5F101JJDFA#X0 removes data flash to lower cost and power in fixed-function roles, while R5F100JJDFB#X0 trades LQFP-0.65 mm for LFQFP-0.5 mm to reduce PCB area at the expense of assembly complexity - both retain identical software compatibility and industrial temperature rating.
Availability
R5F100JJDFA#X0 is available at Aetrix Electronics and suitable for industrial motor control, smart sensor nodes, home appliance UIs, and PLC I/O modules requiring stable component supply, long-term lifecycle support, and AEC-Q100-compliant reliability.
Supply support for R5F100JJDFA#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 product line delivers ultra-low-power, cost-optimized 16-bit MCUs targeting industrial automation, consumer appliances, and sensor-edge devices where energy efficiency and integration are critical.
FAQ
What is the maximum operating frequency and corresponding power consumption of the R5F100JJDFA#X0?
The R5F100JJDFA#X0 operates at up to 32 MHz using its high-speed on-chip oscillator (±1.0% accuracy). At this frequency, active-mode current is 66 μA/MHz, resulting in ~2.1 mA typical supply current. In STOP mode with only RTC and LVD enabled, it draws just 0.57 μA - verified per R01DS0131EJ0380 Rev.3.80.
Does the R5F100JJDFA#X0 support in-system programming and secure firmware updates?
Yes, the R5F100JJDFA#X0 supports full in-system programming via on-chip debug interface and includes boot swap functionality plus flash shield window protection. These features enable authenticated, fail-safe firmware updates without removing the device from the PCB - a capability confirmed in Section 1.1 Features and Self-Programming Library documentation.
How many analog input channels does the R5F100JJDFA#X0 ADC support, and what reference options are available?
The R5F100JJDFA#X0 integrates a 10-bit successive-approximation ADC supporting up to 26 analog input channels. It provides internal 1.45 V reference voltage (selectable as AVREFP/AVREFM), external reference inputs, and operation across full VDD range (1.6–5.5 V), as specified in the "A/D converter" subsection of Section 1.1 Features.
Is the R5F100JJDFA#X0 pin-compatible with other RL78/G13 variants in the same package?
Yes, all RL78/G13 devices in the 52-pin LQFP-0.65 mm package (e.g., R5F100JCDFA#X0, R5F100JEDFA#X0, R5F100JGDFA#X0) share identical pinout and electrical characteristics. Memory size and feature sets differ, but PCB layout and signal routing remain fully interchangeable - confirmed by Renesas' Part Number Mapping in Table 1-1.
What industrial temperature grade and qualification does the R5F100JJDFA#X0 meet?
The R5F100JJDFA#X0 carries the 'D' suffix, indicating Industrial grade with guaranteed operation from -40°C to +85°C. It is qualified to AEC-Q100 Class 3 standards, making it suitable for factory automation, building controls, and other harsh-environment applications requiring extended thermal reliability.
R5F100JJDFA#X0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 52-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:
- 38
- Program Memory Size:
- 256KB (256K 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 12x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F100JJDFA#X0 FAQ
1.How can I place an order for R5F100JJDFA#X0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F100JJDFA#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 R5F100JJDFA#X0 reliable?
The price and inventory of R5F100JJDFA#X0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F100JJDFA#X0 is usually 5 days.
3.What payment methods are accepted for R5F100JJDFA#X0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F100JJDFA#X0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F100JJDFA#X0?
R5F100JJDFA#X0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F100JJDFA#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 R5F100JJDFA#X0?
For technical support, including R5F100JJDFA#X0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F100JJDFA#X0 requirements.
6.How does Aetrix verify that R5F100JJDFA#X0 is sourced from the original manufacturer or authorized distributors?
All R5F100JJDFA#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 R5F100JJDFA#X0 meets industry standards.
7.What is the process for return or replacement of R5F100JJDFA#X0?
All R5F100JJDFA#X0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F100JJDFA#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 R5F100JJDFA#X0 part is unused and in its original packaging.
Return procedure for R5F100JJDFA#X0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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