Renesas R5F1017ADNA#U0
- Part No.:
- R5F1017ADNA#U0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 24-WFQFN Exposed Pad
- Datasheet:
-
R5F1017ADNA#U0.pdf
- Description:
- IC MCU 16BIT 16KB FLASH 24HWQFN
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F1017ADNA#U0 from Renesas is a 24-pin HWQFN-packaged RL78/G13 16-bit microcontroller with 32 KB flash memory, 2 KB RAM, and no data flash, designed for ultra-low-power industrial applications operating from −40°C to +85°C. It delivers 41 DMIPS at 32 MHz, features a 10-bit A/D converter with up to 26 channels, real-time clock with calendar function, and supports UART, I²C, and CSI serial interfaces.
For engineers reviewing the R5F1017ADNA#U0 datasheet, R5F1017ADNA#U0 pinout, R5F1017ADNA#U0 application, or R5F1017ADNA#U0 equivalent, key selection criteria include its 24-pin HWQFN (4 × 4 mm, 0.5-mm pitch) package, absence of data flash, industrial temperature grade (−40°C to +85°C), and integrated low-voltage detection with 14-level programmable thresholds.
Technical Context
The R5F1017ADNA#U0 implements the RL78 CPU core with a 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). Its memory map spans 1 MB, and it integrates on-chip debug functionality with self-programming capability for code flash.
Power management includes HALT, STOP, and SNOOZE modes, achieving 66 μA/MHz active current and 0.57 μA in RTC+LVD-only operation. Peripheral integration includes an 8-channel 16-bit timer, 12-bit interval timer, watchdog timer with dedicated low-speed oscillator, and DMA controller with 2 channels supporting 2-clock transfers between SFR and RAM.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC CPU with 3-stage pipeline and 1 MB address space |
| Max Operating Frequency | 32 MHz - enables 41 DMIPS performance for real-time control tasks |
| Flash Memory | 32 KB code flash - sufficient for compact firmware with boot swap support |
| RAM | 2 KB on-chip RAM - supports moderate stack depth and data buffering |
| A/D Converter | 10-bit resolution, up to 26 analog input channels - suitable for sensor monitoring and closed-loop feedback |
| Operating Voltage | 1.6 V to 5.5 V - allows direct interface with 1.8 V, 2.5 V, 3.3 V, and 5 V peripherals |
| Temperature Range | −40°C to +85°C (Industrial grade D) - qualified for factory automation and building control environments |
Pinout & Package
Package: HWQFN-24 (4 × 4 mm, 0.5-mm pitch), lead-free, moisture sensitivity level 3 (MSL3).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Power supply | Main digital supply (1.6–5.5 V); decoupling required per datasheet layout guidelines |
| VSS | Ground | Digital ground reference; must be connected to system GND plane |
| RESET | Reset input | Active-low reset with internal pull-up; accepts external debounced signal or POR/LVD assertion |
| P10/SCK00/SCL00 | Multi-function I/O | Configurable as SPI clock, I²C clock, or general-purpose port - enables shared bus routing |
| P11/SI00/RxD0/TOOLRxD/SDA00 | Multi-function I/O | Supports SPI data-in, UART receive, debug RX, or I²C data - simplifies tooling and communication flexibility |
| P20/ANI0/AVREFP | Analog input / reference | Primary ADC channel 0 input and positive reference voltage terminal - requires stable AVREFP filtering |
| P21/ANI1/AVREFM | Analog input / reference | ADC channel 1 input and negative reference terminal - used for differential ADC measurements |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low power consumption | 66 μA/MHz active current and 0.57 μA RTC+LVD standby - extends battery life in energy-constrained nodes |
| Real-time clock (RTC) | Calendar function for 99 years with alarm and clock correction - eliminates need for external RTC IC in time-stamped logging |
| On-chip voltage detector (LVD) | 14 programmable threshold levels with interrupt/reset options - enables robust brown-out protection without external supervisor |
| Self-programming flash | Boot swap and flash shield window functions - supports field firmware updates with rollback safety |
| DMA controller | 2-channel DMA with 2-clock transfer latency between SFR and RAM - offloads CPU during peripheral data movement |
| Different-potential interface | I/O pins tolerate 1.8 V, 2.5 V, and 3 V logic levels - simplifies mixed-voltage system integration |
Applications
| Smart Sensor Node | Industrial HMI Panel |
|---|---|
|
Use Scenario: Battery-powered environmental sensor collecting temperature, humidity, and pressure data at 10-second intervals. IC Role / Device Role / Timing Role: Main system controller executing sensor polling, ADC conversion, data preprocessing, and low-power sleep scheduling. Use Value: 0.57 μA RTC+LVD mode enables multi-year battery life; integrated 10-bit ADC and 26-channel analog input eliminate external signal conditioning ICs. |
Use Scenario: Local operator interface for PLC-controlled HVAC systems with pushbutton inputs, LED indicators, and serial communication to master controller. IC Role / Device Role / Timing Role: Dedicated UI processor managing button debounce, LED PWM dimming, UART command parsing, and real-time status display timing. Use Value: 41 DMIPS at 32 MHz ensures responsive UI rendering; 24-pin HWQFN footprint minimizes PCB area while supporting all required I/O and serial interfaces. |
| Energy Meter Subsystem | Factory Automation Controller |
|
Use Scenario: Auxiliary metering module measuring auxiliary power rails and reporting anomalies via RS-485. IC Role / Device Role / Timing Role: Standalone monitoring unit performing periodic voltage/current sampling, LVD-triggered fault logging, and timestamped event storage. Use Value: Integrated LVD with 14-level programmability enables precise brown-out detection across multiple rail voltages; RTC calendar supports audit-trail timestamping. |
Use Scenario: Distributed I/O conditioner board receiving 24 V DC sensor signals, converting to digital, and forwarding via CAN or Modbus RTU. IC Role / Device Role / Timing Role: Signal acquisition and protocol translation engine handling analog/digital input conditioning, isolation interface timing, and serial protocol framing. Use Value: 1.6–5.5 V wide VDD range accommodates isolated 3.3 V or 5 V domains; UART with LIN support enables direct connection to automotive-grade diagnostics networks. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F1017CDNA#U0 | Same package and pinout, but includes 4 KB data flash memory | Required for applications needing nonvolatile parameter storage (e.g., calibration data, device configuration) | Select when field-updatable settings or background data logging are needed; otherwise R5F1017ADNA#U0 reduces cost and complexity |
| R5F1007ADNA#U0 | Same package and pinout, but includes 4 KB data flash and 4 KB RAM (vs. 2 KB) | Suitable where larger RAM buffer is needed for communication stacks or complex state machines | Choose when application firmware exceeds 32 KB or requires >2 KB runtime data space; R5F1017ADNA#U0 suffices for lean embedded control |
Compared with R5F1017CDNA#U0 and R5F1007ADNA#U0, the R5F1017ADNA#U0 offers optimal cost and footprint efficiency for fixed-function industrial controllers where data flash and extra RAM are unnecessary - reducing BOM count and simplifying qualification.
Availability
R5F1017ADNA#U0 is available at Aetrix Electronics and suitable for smart sensor nodes, industrial HMI panels, energy meter subsystems, and factory automation controllers requiring stable component supply across extended production lifecycles.
Supply support for R5F1017ADNA#U0 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 infrastructure markets.
The RL78/G13 product line targets cost-sensitive, ultra-low-power general-purpose applications - delivering high integration, robust industrial qualification, and simplified development through unified toolchains and peripheral consistency.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F1017ADNA#U0?
The R5F1017ADNA#U0 operates at up to 32 MHz, delivering 41 DMIPS of processing performance. This speed is achieved using the high-speed on-chip oscillator with ±1.0% accuracy across 1.8–5.5 V and −20°C to +85°C. The RL78 CPU core's 3-stage pipeline enables deterministic execution critical for real-time control loops in the R5F1017ADNA#U0.
Does the R5F1017ADNA#U0 include data flash memory?
No, the R5F1017ADNA#U0 does not include data flash memory. As indicated by the "101" prefix in its part number (per Renesas RL78/G13 documentation), this variant provides only code flash (32 KB) and on-chip RAM (2 KB). Applications requiring nonvolatile parameter storage must use alternatives like R5F1017CDNA#U0 (4 KB data flash) or implement external EEPROM.
What package type and pin count does the R5F1017ADNA#U0 use?
The R5F1017ADNA#U0 uses a 24-pin HWQFN package (4 × 4 mm, 0.5-mm pitch), identified by the "NA" suffix and "#U0" tray packaging code. This RoHS-compliant, lead-free package supports reflow soldering and offers thermal performance suitable for industrial ambient temperatures up to +85°C.
What is the operating temperature range specified for the R5F1017ADNA#U0?
The R5F1017ADNA#U0 is rated for industrial operation from −40°C to +85°C, denoted by the "D" suffix in its part number. This qualification meets JEDEC JESD22-A104 reliability standards and supports deployment in factory automation, building controls, and outdoor equipment where ambient conditions exceed commercial-grade limits.
Which serial communication interfaces are supported by the R5F1017ADNA#U0?
The R5F1017ADNA#U0 supports UART (with LIN-bus capability), I²C/Simplified I²C (up to 10 channels), and CSI (Simplified SPI, up to 8 channels). These interfaces are multiplexed across GPIO pins such as P10/SCK00/SCL00 and P11/SI00/RxD0/TOOLRxD/SDA00, enabling flexible peripheral connectivity without external bridge ICs in the R5F1017ADNA#U0 design.
R5F1017ADNA#U0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 24-WFQFN Exposed Pad
- Series:
- RL78/G13
- Packaging:
- Tray
- 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:
- 15
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 6x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F1017ADNA#U0 FAQ
1.How can I place an order for R5F1017ADNA#U0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F1017ADNA#U0 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 R5F1017ADNA#U0 reliable?
The price and inventory of R5F1017ADNA#U0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F1017ADNA#U0 is usually 5 days.
3.What payment methods are accepted for R5F1017ADNA#U0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F1017ADNA#U0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F1017ADNA#U0?
R5F1017ADNA#U0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F1017ADNA#U0 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 R5F1017ADNA#U0?
For technical support, including R5F1017ADNA#U0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F1017ADNA#U0 requirements.
6.How does Aetrix verify that R5F1017ADNA#U0 is sourced from the original manufacturer or authorized distributors?
All R5F1017ADNA#U0 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 R5F1017ADNA#U0 meets industry standards.
7.What is the process for return or replacement of R5F1017ADNA#U0?
All R5F1017ADNA#U0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F1017ADNA#U0, 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 R5F1017ADNA#U0 part is unused and in its original packaging.
Return procedure for R5F1017ADNA#U0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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