Renesas R5F12017GSP#70
- Part No.:
- R5F12017GSP#70
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 10-LSSOP (0.173", 4.40mm Width)
- Datasheet:
-
R5F12017GSP#70.pdf
- Description:
- 16-BIT GENERAL MCU RL78/G15 4K 1
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F12017GSP#70 from Renesas Electronics is a 10-pin LSSOP, industrial-grade RL78/G15 16-bit microcontroller with 4 KB code flash, 1 KB RAM, and 1 KB data flash. It operates from 2.4 to 5.5 V, supports HALT/STOP low-power modes, integrates an 8/10-bit ADC (4 channels), two simplified I²C interfaces, one UART, and eight 16-bit timer channels - deployed in smart sensors and industrial control nodes requiring extended temperature operation up to +105°C.
For engineers reviewing the R5F12017GSP#70 datasheet, R5F12017GSP#70 pinout, R5F12017GSP#70 application, or R5F12017GSP#70 equivalent, key selection criteria include its 10-pin LSSOP package, G-grade −40°C to +105°C rating, 4 KB flash / 1 KB RAM memory configuration, integrated high-speed on-chip oscillator (±1.0% accuracy at TA = −20 to +85°C), and support for background-independent data flash rewrites (1M cycles).
Technical Context
The R5F12017GSP#70 implements the RL78 CPU core with CISC architecture and 3-stage pipeline, enabling minimum instruction execution time of 0.0625 μs at 16 MHz. Its clock system combines selectable high-speed on-chip oscillator (1–16 MHz), low-speed on-chip oscillator (15 kHz), and optional external crystal (X1/X2, 1–12 MHz) or EXCLK input.
Peripheral integration includes a 12-bit interval timer, watchdog timer, programmable clock/buzzer output (PCLBUZ0), up to 8 I/O pins with N-ch open-drain capability and on-chip pull-up resistors, and vectored interrupt support across 8 external sources (INTP0–INTP7) and internal peripherals.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC with 3-stage pipeline; enables deterministic real-time control with 0.0625 μs min instruction time at 16 MHz |
| Memory Configuration | 4 KB code flash (1 KB block erase), 1 KB data flash (512 B blocks, 1M rewrite cycles), 1 KB on-chip RAM |
| Operating Voltage | 2.4 V to 5.5 V single supply; supports direct interface with 3.3 V and 5 V logic systems without level shifters |
| Temperature Range | −40°C to +105°C (G-grade industrial); validated for use in motor drives, PLC I/O modules, and HVAC controllers |
| Analog Peripherals | 8/10-bit ADC with 4 analog inputs (ANI0–ANI3), internal reference (0.815 V), and comparator (1 channel) |
| Communication Interfaces | 1 UART channel, 2 simplified I²C (SCLA0/SDAA0 & SCL00/SDA00), 1 simplified SPI (CSI00), all multiplexed on 10-pin LSSOP I/O |
| Timer Resources | Eight 16-bit timer array unit (TAU0) channels, 12-bit interval timer, and watchdog timer with dedicated low-speed oscillator |
Pinout & Package
Package: 10-pin LSSOP (4.4 × 3.6 mm, 0.65-mm pitch), lead-free, RoHS-compliant, industrial-grade thermal performance (TJ max = +125°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P40 | Debug/Interrupt/Timer | TOOL0 debug I/O; INTP2 interrupt input; TI01/TO01 timer I/O - used for firmware update and event-triggered timing |
| P125 | Reset/System Control | Active-low RESET input with selectable power-on-reset (SPOR) voltage thresholds (2.25/2.68/3.02/4.45 V) |
| P137 | Interrupt/Timer | INTP0 interrupt source and TI00 timer input - primary wake-up pin from STOP mode |
| VSS | Ground Reference | Dedicated analog/digital ground pin; must be connected to low-impedance PCB ground plane for ADC stability |
| VDD | Power Supply | Main 2.4–5.5 V supply; decoupling capacitor (0.1 μF) required within 5 mm for noise immunity |
| P00 | UART/Serial I/O | TOOLTxD debug output and TxD0 UART transmit - supports bootloader communication and host interface |
| P01 | UART/ADC/Interrupt | TOOLRxD debug input, RxD0 UART receive, ANI0 analog input, INTP5 interrupt - central I/O for sensor data ingestion |
| P02 | ADC/Comparator/Clock | ANI1 analog input, IVCMP0 comparator input, VCOUT0 comparator output, PCLBUZ0 buzzer/clock output - enables analog monitoring and audible feedback |
| P03 | ADC/Comparator/UART | ANI2 analog input, IVCMP0 comparator input, TO00 timer output, SCLA0 simplified I²C clock - supports multi-sensor I²C bus with local timing |
| P04 | ADC/Timer/Interrupt | ANI3 analog input, IVREF0 comparator reference, INTP3 interrupt, TI01/TO01 timer I/O - provides third analog channel and precision threshold detection |
Key Features
| Feature | Design Value |
|---|---|
| Low-power HALT/STOP modes | Reduces current consumption to sub-μA levels during idle; enables battery-powered operation >1 year in sensor nodes |
| On-chip debug (OCD) with TOOL0/TOOLRxD/TOOLTxD | Enables in-circuit programming and real-time debugging without external JTAG adapter - reduces BOM cost and board space |
| Self-programming flash with no boot swap | Allows field firmware updates via UART or I²C without external programmer; eliminates need for dual-bank flash |
| High-speed on-chip oscillator ±1.0% accuracy | Eliminates external crystal for cost-sensitive applications while maintaining UART baud rate tolerance (<2% error at 9600 bps) |
| 10-pin LSSOP industrial package | Provides mechanical robustness and thermal reliability for industrial environments; compatible with standard SMT reflow profiles |
Applications
| Smart Sensor Node | Industrial I/O Module |
|---|---|
Use Scenario: Compact environmental sensor measuring temperature, humidity, and voltage using onboard ADC and I²C peripherals. IC Role / Device Role / Timing Role: Central controller executing sensor polling, data preprocessing, and UART transmission to gateway. Use Value: 4 KB flash stores sensor fusion algorithm; 1 KB RAM buffers sampled data; 10-pin LSSOP minimizes PCB footprint. | Use Scenario: DIN-rail mounted digital input module converting 24 V industrial signals to isolated digital status for PLCs. IC Role / Device Role / Timing Role: Signal conditioner and protocol translator handling opto-isolated inputs, debounce timing, and Modbus RTU over UART. Use Value: INTP0–INTP7 support fast edge-triggered interrupts; HALT mode extends uptime between polling cycles. |
| Motor Drive Feedback Unit | Home Appliance Control Board |
Use Scenario: Brushless DC motor commutation feedback unit monitoring hall-effect sensors and generating PWM timing. IC Role / Device Role / Timing Role: Real-time timer controller synchronizing TO00/TO01 outputs with hall sensor edges for precise phase alignment. Use Value: Eight 16-bit TAU0 channels enable independent PWM generation and capture; ±1.0% oscillator ensures consistent timing across temperature. | Use Scenario: Washing machine main control board managing user interface, motor control, and safety interlocks. IC Role / Device Role / Timing Role: System supervisor coordinating display, keypad scan, relay drivers, and fault detection via watchdog and voltage monitoring. Use Value: SPOR reset circuit ensures reliable startup under brown-out conditions; 1 KB data flash stores cycle count and error logs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F12018GSP#70 | 8 KB code flash (vs. 4 KB), same 10-pin LSSOP package, identical peripheral set and temperature grade | Required where firmware size exceeds 4 KB - e.g., complex UI stacks or dual-protocol communication stacks | Select when future firmware expansion headroom is needed; pin-compatible with no layout change |
| R5F12047GSP#70 | 16-pin SSOP package, 4 KB flash, adds X1/X2 crystal oscillator support and 3 extra ADC channels (7 total) | Suitable for designs needing higher I/O count, crystal-based timing accuracy, or additional analog sensing | Choose when crystal-referenced timing or >4 analog inputs are mandatory; requires PCB redesign |
Compared with R5F12018GSP#70 and R5F12047GSP#70, the R5F12017GSP#70 delivers optimal cost and size efficiency for fixed-function industrial sensors and I/O controllers where 4 KB flash and 4-channel ADC are sufficient - avoiding over-specification while maintaining full G-grade reliability.
Availability
R5F12017GSP#70 is available at Aetrix Electronics and suitable for industrial automation, smart sensor deployment, and home appliance control requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for R5F12017GSP#70 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, and power solutions for automotive, industrial, and IoT markets.
The RL78/G15 product line targets cost-sensitive, low-power embedded applications demanding industrial temperature resilience, integrated analog peripherals, and streamlined development - exemplified by the R5F12017GSP#70's 10-pin footprint and G-grade qualification.
FAQ
What is the maximum operating frequency and oscillator accuracy of the R5F12017GSP#70?
The R5F12017GSP#70 supports a maximum high-speed on-chip oscillator frequency of 16 MHz with ±1.0% accuracy over TA = −20°C to +85°C (G-grade specification). It also supports external crystal (X1/X2) up to 12 MHz or EXCLK input up to 16 MHz. This accuracy ensures reliable UART communication at standard baud rates without external timing components.
Does the R5F12017GSP#70 support in-system programming and debugging?
Yes, the R5F12017GSP#70 includes an on-chip debug function accessible via TOOL0, TOOLRxD, and TOOLTxD pins. It supports firmware programming and real-time debugging through Renesas E2 studio and CS+ IDE without external debug adapters - reducing development tooling cost and accelerating bring-up of industrial control firmware.
How many analog input channels does the R5F12017GSP#70 provide, and what is the ADC resolution?
The R5F12017GSP#70 integrates an 8/10-bit successive approximation register (SAR) ADC with four analog input channels (ANI0–ANI3), internal reference voltage (0.815 V), and support for external reference. This enables direct measurement of sensor outputs such as thermistors, potentiometers, or current shunts in compact industrial sensor nodes.
What low-power modes are available on the R5F12017GSP#70, and how do they affect current consumption?
The R5F12017GSP#70 offers HALT and STOP modes. In HALT mode, the CPU stops but peripherals remain active; in STOP mode, both CPU and most peripherals halt, retaining RAM and register contents. Current drops to sub-μA levels in STOP mode - critical for battery-powered sensor nodes requiring multi-year operation on coin cells.
Is the R5F12017GSP#70 pin-compatible with other RL78/G15 variants in the same package?
Yes, the R5F12017GSP#70 is pin-compatible with other 10-pin LSSOP RL78/G15 devices including R5F12018GSP#70 (8 KB flash) and R5F12017ASP#70 (A-grade). All share identical pin functions, electrical characteristics, and package dimensions - enabling drop-in replacement for memory or temperature grade upgrades without PCB modification.
R5F12017GSP#70 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 10-LSSOP (0.173", 4.40mm Width)
- Series:
- RL78/G15
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 16MHz
- Connectivity:
- CSI, I2C, SPI, UART/USART
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 7
- Program Memory Size:
- 4KB (4K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 1K x 8
- RAM Size:
- 1K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.4V ~ 5.5V
- Data Converters:
- A/D 4x8/10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F12017GSP#70 FAQ
1.How can I place an order for R5F12017GSP#70 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F12017GSP#70 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 R5F12017GSP#70 reliable?
The price and inventory of R5F12017GSP#70 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F12017GSP#70 is usually 5 days.
3.What payment methods are accepted for R5F12017GSP#70?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F12017GSP#70 transactions.
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R5F12017GSP#70 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F12017GSP#70 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 R5F12017GSP#70?
For technical support, including R5F12017GSP#70 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F12017GSP#70 requirements.
6.How does Aetrix verify that R5F12017GSP#70 is sourced from the original manufacturer or authorized distributors?
All R5F12017GSP#70 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 R5F12017GSP#70 meets industry standards.
7.What is the process for return or replacement of R5F12017GSP#70?
All R5F12017GSP#70 units undergo pre-shipment inspection (PSI). If there is an issue with R5F12017GSP#70, 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 R5F12017GSP#70 part is unused and in its original packaging.
Return procedure for R5F12017GSP#70:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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