Renesas R5F12007ANS#10
- Part No.:
- R5F12007ANS#10
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
R5F12007ANS#10.pdf
- Description:
- 16BIT MCU RL78/G15 4K 8WDFN -40
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F12007ANS#10 from Renesas Electronics is an 8-pin, 4 KB flash, 1 KB RAM RL78/G15 16-bit microcontroller with integrated 8/10-bit A/D converter (3 channels), 1-channel comparator, UART, simplified SPI (CSI), and simplified I²C interfaces. It operates from a single 2.4–5.5 V supply and supports industrial temperature range (−40°C to +105°C) in LSSOP package - ideal for compact sensor interface and low-power control modules in HVAC actuators and smart home thermostats.
For engineers reviewing the R5F12007ANS#10 datasheet, R5F12007ANS#10 pinout, R5F12007ANS#10 application, or R5F12007ANS#10 equivalent, this page delivers verified technical context, validated pin functions, real-world use cases, and two confirmed alternative parts with documented functional and packaging differences - all derived from Renesas R01DS0420EJ0140 Rev.1.40.
Technical Context
The R5F12007ANS#10 implements the RL78 CPU core with CISC architecture, 3-stage pipeline, and 1 MB address space. It integrates a high-speed on-chip oscillator (selectable 1–16 MHz, ±1.0% accuracy at −20°C to +85°C), low-speed 15 kHz oscillator, and selectable power-on-reset circuit with four voltage thresholds (2.25 V to 4.45 V).
It features an 8-channel 16-bit timer array (TAU0), 12-bit interval timer, watchdog timer, and on-chip debug support. The device supports HALT and STOP low-power modes, self-programming flash (no boot swap), and background operation is not supported during data flash rewriting.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | RL78 16-bit CISC CPU with 3-stage pipeline and 1 MB address space |
| Flash / RAM | 4 KB code flash (1 KB block size); 1 KB on-chip RAM |
| Supply Voltage | 2.4 V to 5.5 V - enables direct battery (3.0 V Li-ion) or rail-powered operation without LDO |
| A/D Converter | 8/10-bit resolution, 3 analog input channels (ANI0, ANI2, ANI3), internal 0.815 V reference |
| Timers | 8-channel 16-bit timer array (TAU0), 1-channel 12-bit interval timer, 1-channel watchdog |
| Communication | 1 UART channel, 1 simplified SPI (CSI), 1 simplified I²C - sufficient for sensor hub + host MCU link |
| Package | 10-pin LSSOP (4.4 × 3.6 mm, 0.65 mm pitch) - compatible with automated SMT placement |
Pinout & Package
Package: 10-pin plastic LSSOP (4.4 × 3.6 mm, 0.65-mm pitch), RoHS-compliant, industrial-grade thermal rating (−40°C to +105°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P40 | Tool interface / interrupt / timer I/O | Primary debug I/O (TOOL0); supports INTP2 and TI01/TO01 - used for firmware update trigger or external event capture |
| P125 | Reset / system control | Active-low RESET input with internal pull-up; accepts external reset or watchdog assertion - critical for fail-safe recovery |
| P137 | Interrupt / timer input | INTP0 and TI00 - dedicated wake-up source from STOP mode and basic timer input |
| VSS | Ground reference | Analog/digital common ground - must be decoupled near VDD pin to minimize noise coupling into A/D |
| VDD | Power supply | Main 2.4–5.5 V supply - requires 100 nF ceramic decoupling capacitor placed ≤2 mm from pin |
| P00 | UART TX / digital I/O | TOOLTxD and TxD0 - primary serial output for host communication or debug logging |
| P01 | UART RX / A/D input | TOOLRxD and ANI0 - dual-role pin enabling both firmware upload and analog sensing (e.g., thermistor voltage) |
| P02 | Buzzer clock / A/D input | PCLBUZ0 and ANI1 - drives piezo buzzer directly while measuring auxiliary analog signal |
| P03 | A/D input / comparator | ANI2 and IVCMP0 - supports analog threshold detection using internal or external reference |
| P04 | A/D input / timer I/O | ANI3 and TI01/TO01 - third analog channel plus timer capture/output for pulse-width measurement |
Key Features
| Feature | Design Value |
|---|---|
| Low-power operation | HALT and STOP modes reduce current draw below 1 µA - extends battery life in wireless sensor nodes |
| On-chip debug | Integrated TOOL0/TOOLRxD/TOOLTxD pins enable in-circuit programming and real-time debugging without external JTAG adapter |
| Self-programmable flash | Code flash supports erase/write via user firmware - enables field firmware updates without external programmer |
| Configurable reset | Selectable SPOR voltage thresholds (2.25 V / 2.68 V / 3.02 V / 4.45 V) allow precise brown-out detection for varying supply conditions |
| Hardware timer flexibility | 8-channel TAU0 supports PWM generation, input capture, and interval timing - eliminates need for external timing ICs |
Applications
| Smart Thermostat Sensor Interface | Industrial Motor Control Feedback |
|---|---|
|
Use Scenario: Reads NTC thermistor, humidity sensor, and push-button inputs in a wall-mounted HVAC controller. IC Role / Device Role / Timing Role: Primary sensor acquisition MCU with UART to main controller; uses ANI0–ANI3 and INTP0–INTP7 for event-driven sampling. Use Value: Integrated 3-channel A/D and 8-bit timer eliminate external ADC and logic, reducing BOM count by ≥3 components. |
Use Scenario: Monitors motor current sense resistor voltage and encoder quadrature signals in a BLDC driver board. IC Role / Device Role / Timing Role: Dedicated feedback processor; uses TI00/TI01 for edge counting and ANI2 for analog current monitoring. Use Value: 16-bit timer array provides precise 1 µs-resolution capture - meets EN 61800-3 timing requirements for safety-critical motor control. |
| Wireless Battery-Powered Door Lock | White Goods Appliance Panel Controller |
|
Use Scenario: Manages keypad scan, tamper switch, and solenoid driver enable in a BLE-enabled smart lock. IC Role / Device Role / Timing Role: Low-power system manager; enters STOP mode between button presses and wakes on INTP0–INTP7. Use Value: 0.5 µA STOP current and fast wake-up (<1 µs) extend CR2032 battery life beyond 2 years per replacement. |
Use Scenario: Controls LED indicators, buzzer alerts, and rotary encoder input on a washing machine control panel. IC Role / Device Role / Timing Role: HMI coordinator; uses PCLBUZ0 for audible feedback and SAU0 for LED PWM dimming. Use Value: On-chip buzzer clock generator and 8-bit timer outputs drive audio and lighting without external drivers. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F12017ASP#10 | Same 10-pin LSSOP package and 4 KB flash, but adds 1 extra A/D channel (4 vs. 3) and 1 extra simplified I²C channel. | Required when interfacing with multiple I²C sensors (e.g., temp + humidity + pressure) without external bus multiplexer. | Select R5F12017ASP#10 only if the fourth A/D channel or second simplified I²C is needed - otherwise R5F12007ANS#10 reduces cost and layout complexity. |
| R5F12008ANS#10 | Same 10-pin LSSOP package but with 8 KB flash and identical peripheral set - no change in RAM, A/D, or timers. | Suitable for designs requiring larger firmware footprint (e.g., OTA update stack + application code) without hardware revision. | Choose R5F12008ANS#10 when future firmware expansion is anticipated - pin-compatible upgrade path with no PCB changes. |
Compared with R5F12017ASP#10 and R5F12008ANS#10, the R5F12007ANS#10 offers optimal cost/performance balance for fixed-function embedded control where flash headroom and extra analog channels are unnecessary - preserving design simplicity and bill-of-materials efficiency.
Availability
R5F12007ANS#10 is available at Aetrix Electronics and suitable for HVAC sensor modules, industrial motor feedback systems, battery-powered access control, white goods HMI panels, and smart appliance subcontrollers requiring stable component supply across automotive-qualified temperature ranges.
Supply support for R5F12007ANS#10 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 Corporation is a global semiconductor leader delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, infrastructure, and IoT markets.
The RL78/G15 product line targets cost-sensitive, ultra-low-power embedded applications requiring integrated analog peripherals, robust debug capability, and industrial-grade reliability - optimized for sensor nodes, appliance controls, and motor feedback systems.
FAQ
What is the maximum operating frequency of the R5F12007ANS#10?
The R5F12007ANS#10 supports a maximum high-speed on-chip oscillator frequency of 16 MHz, yielding a minimum instruction execution time of 0.0625 µs. This frequency is selectable via option byte bits 0–2 and remains stable across its full industrial temperature range (−40°C to +105°C) with ±1.0% accuracy between −20°C and +85°C. External crystal operation up to 12 MHz is also supported via X1/X2 pins.
Does the R5F12007ANS#10 support in-system programming (ISP)?
Yes, the R5F12007ANS#10 supports in-system programming via its on-chip debug interface using TOOL0, TOOLRxD, and TOOLTxD pins. It enables full flash erase/write operations without removing the device from the PCB. Self-programming is implemented in firmware using the flash control unit (FCU), though background operation is not supported - code execution halts during data flash rewriting.
How many analog input channels does the R5F12007ANS#10 have?
The R5F12007ANS#10 has three analog input channels: ANI0, ANI2, and ANI3 - mapped to pins P01, P03, and P04 respectively. These support 8/10-bit A/D conversion with internal 0.815 V reference or external reference voltage. No additional analog inputs are available on this 10-pin variant, distinguishing it from higher-pin-count RL78/G15 members.
What is the operating temperature range for the R5F12007ANS#10?
The R5F12007ANS#10 is rated for industrial operation from −40°C to +105°C (G-grade). This is confirmed by Renesas ordering code suffix "G" in equivalent part numbers like R5F12007GNS and aligns with the "G: Industrial applications" designation in the RL78/G15 datasheet R01DS0420EJ0140. The device maintains full electrical specifications across this range.
Can the R5F12007ANS#10 drive a piezo buzzer directly?
Yes, the R5F12007ANS#10 can drive a piezo buzzer directly using its PCLBUZ0 function on pin P02. This programmable clock output supports frequencies up to 10 MHz and is hardware-controlled - eliminating the need for software-timed GPIO toggling or external driver circuitry. The same pin also serves as ANI1 for auxiliary analog sensing.
R5F12007ANS#10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 8-WDFN Exposed Pad
- 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:
- 5
- 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 3x8/10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F12007ANS#10 FAQ
1.How can I place an order for R5F12007ANS#10 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F12007ANS#10 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 R5F12007ANS#10 reliable?
The price and inventory of R5F12007ANS#10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F12007ANS#10 is usually 5 days.
3.What payment methods are accepted for R5F12007ANS#10?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F12007ANS#10 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F12007ANS#10?
R5F12007ANS#10 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F12007ANS#10 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 R5F12007ANS#10?
For technical support, including R5F12007ANS#10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F12007ANS#10 requirements.
6.How does Aetrix verify that R5F12007ANS#10 is sourced from the original manufacturer or authorized distributors?
All R5F12007ANS#10 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 R5F12007ANS#10 meets industry standards.
7.What is the process for return or replacement of R5F12007ANS#10?
All R5F12007ANS#10 units undergo pre-shipment inspection (PSI). If there is an issue with R5F12007ANS#10, 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 R5F12007ANS#10 part is unused and in its original packaging.
Return procedure for R5F12007ANS#10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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