Renesas R5F12047ANA#60
- Part No.:
- R5F12047ANA#60
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 16-WFQFN Exposed Pad
- Datasheet:
-
R5F12047ANA#60.pdf
- Description:
- 16BIT MCU RL78/G15 4K 16HWQFN -4
- Quantity:
- Payment:

- Shipping:

Inventory:1,584
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Product details
Overview
R5F12047ANA#60 from Renesas Electronics is a 16-pin HWQFN-packaged RL78/G15 16-bit microcontroller with 4 KB code flash, 1 KB data flash, and 1 KB RAM. It operates from 2.4 V to 5.5 V, supports 16 MHz high-speed on-chip oscillator (±1.0% accuracy at −20°C to +85°C), and delivers true low-power operation for industrial sensor nodes and battery-powered control modules.
For engineers reviewing the R5F12047ANA#60 datasheet, R5F12047ANA#60 pinout, R5F12047ANA#60 application, or R5F12047ANA#60 equivalent, key selection criteria include its 16-pin HWQFN (3 × 3 mm, 0.5-mm pitch) footprint, 7-channel 8/10-bit ADC, dual simplified I²C/SPI interfaces, and support for TA = −40°C to +105°C (G-grade) operation.
Technical Context
The R5F12047ANA#60 implements the RL78 CPU core with CISC architecture, 3-stage pipeline, and 1 MB address space. It integrates a selectable power-on-reset circuit (4 voltage thresholds), watchdog timer with dedicated low-speed oscillator, and background operation–independent data flash programming (1,000,000 write cycles).
Its peripheral set includes an 8-channel 16-bit timer array (TAU0), 12-bit interval timer, UART0, two CSI channels (simplified SPI), two simplified I²C channels, one full I²C bus interface (IICA0), and dual comparators with internal/external reference selection - all mapped to 14 I/O pins in the 16-pin HWQFN package.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | RL78 16-bit CISC CPU with 3-stage pipeline and 1 MB address space |
| Flash Memory | 4 KB code flash (1 KB block size); 1 KB data flash (512 B block, 32-bit rewrite unit) |
| RAM | 1 KB on-chip RAM for variables, stack, and real-time data buffering |
| Operating Voltage | 2.4 V to 5.5 V single supply - enables direct connection to Li-ion, 3.3 V, or 5 V rails without LDO overhead |
| Oscillators | High-speed on-chip oscillator (1–16 MHz, ±1.0% @ −20°C to +85°C); low-speed 15 kHz on-chip oscillator for WDT |
| Analog Peripherals | 7-channel 8/10-bit ADC (VDD-referenced), 1 comparator with internal/external reference, IVREF0/IVCMP0 support |
| Timers & PWM | 8-channel 16-bit timer array (TAU0), 12-bit interval timer, and up to 4 PWM outputs via timer output routing |
| Communication | UART0 (1 channel), CSI00/CSI01 (2 simplified SPI), IIC00/IIC01 (2 simplified I²C), IICA0 (full I²C bus) |
Pinout & Package
Package: 16-pin HWQFN (3 × 3 mm, 0.5-mm pitch) with exposed thermal pad - requires PCB land pattern per Renesas PWQN0016KD-A specification and soldering of die pad to non-electrical copper pour.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P125 | RESET / INTP1 / VCOUT0 | Active-low reset input; also serves as external interrupt 1 and comparator 0 output |
| P137 | INTP0 / TI00 | External interrupt 0 input and timer input 0 - used for edge-triggered wake-up or pulse capture |
| P122 | X2 / EXCLK / TI05 / TO05 | Crystal oscillator terminal 2 or external clock input (1–16 MHz); also supports timer I/O functions |
| P121 | X1 / TI07 / TO07 | Crystal oscillator terminal 1 (1–12 MHz ceramic/crystal); also supports timer I/O |
| VSS | Ground | Dedicated analog/digital ground pin - must be connected to low-impedance PCB ground plane |
| VDD | Power Supply | Primary 2.4–5.5 V supply - decoupling capacitor (0.1 µF) required within 3 mm of pin |
| P00 | TOOLTxD / INTP6 / SO00 / TxD0 | Tool debug transmit; external interrupt 6; serial output for CSI00 or UART0 transmit |
| P01 | TOOLRxD / ANI0 / INTP5 / SI00 / RxD0 / SDA00 / SDAA0 | Tool debug receive; ADC channel 0 input; interrupt 5; UART0 receive or I²C data line |
| P02 | PCLBUZ0 / ANI1 / VCOUT0 / INTP7 / SCK00 / SCL00 | Buzzer/clock output; ADC channel 1; comparator 0 output; interrupt 7; CSI00/IIC00 clock |
| P03 | ANI2 / IVCMP0 / INTP4 / TO00 / SO00 / TxD0 | ADC channel 2; comparator 0 input; interrupt 4; timer output 0; UART0 transmit or CSI00 output |
| P04 | ANI3 / IVREF0 / INTP3 / TI01 / TO01 | ADC channel 3; internal reference input for comparator 0; interrupt 3; timer I/O pair |
| P05 | ANI4 / TI02 / TO02 / SO01 | ADC channel 4; timer I/O pair; CSI01 serial output - supports dual SPI slave operation |
| P06 | ANI5 / SI01 / SDA01 / SCLA0 | ADC channel 5; CSI01 serial input; IIC01 data line; IICA0 clock line - enables multi-interface sharing |
| P07 | ANI6 / SCK01 / SCL01 / SDAA0 | ADC channel 6; CSI01 clock; IIC01 clock; IICA0 data line - supports concurrent I²C master/slave |
| P40 | TOOL0 / INTP2 / TI01 / TO01 | Tool debug I/O; interrupt 2; timer I/O - used for JTAG/SWD communication during development |
| P41 | TI03 / TO03 / INTP4 | Timer I/O pair and interrupt 4 - provides additional PWM or capture capability beyond P03/P04 |
Key Features
| Feature | Design Value |
|---|---|
| True low-power platform | HALT/STOP modes enable sub-μA sleep current; 54-µA/MHz active current at 125°C supports extended battery life |
| Self-programmable flash | On-chip debug and self-programming (no boot swap) allow field firmware updates without external programmer |
| Flexible clock system | Software-selectable high-speed oscillator (1/2/4/8/16 MHz) eliminates need for external crystal in cost-sensitive designs |
| Hardware-peripheral redirection | Peripheral I/O Redirection Registers (PIOR) enable dynamic remapping of UART, SPI, and I²C to alternate pins - simplifies PCB layout reuse |
| Industrial temperature grade | G-grade qualification (−40°C to +105°C) ensures reliable operation in motor drives, HVAC controls, and factory automation |
| Integrated analog front-end | 7-channel ADC with internal 0.815 V reference and dual comparator reduce BOM count for sensor signal conditioning |
Applications
| Smart Thermostat Control | Industrial Motor Drive Interface |
|---|---|
|
Use Scenario: Local temperature/humidity sensing and HVAC actuator control in residential and commercial thermostats. IC Role / Device Role / Timing Role: Main system controller executing PID loop, managing display backlight, and communicating via I²C to environmental sensors and UART to HVAC host. Use Value: Integrated 7-channel ADC and dual comparators eliminate external signal-conditioning ICs; 4 KB flash accommodates secure OTA update stack. |
Use Scenario: Monitoring motor current, temperature, and fault signals while driving gate drivers in BLDC inverters. IC Role / Device Role / Timing Role: Real-time safety monitor interfacing with current-sense amplifiers and thermistors, generating PWM triggers via TAU0 timer outputs. Use Value: Hardware timer array with 8 channels enables precise phase-aligned PWM generation and simultaneous fault capture on INTP0–INTP7. |
| Wireless Sensor Node MCU | Home Appliance Power Management |
|
Use Scenario: Battery-powered Zigbee/Z-Wave node collecting door/window status, motion, and ambient light. IC Role / Device Role / Timing Role: Ultra-low-power coordinator managing sleep/wake cycles, sensor polling, and RF module handshaking via UART/CSI. Use Value: HALT mode current <1 μA and 16 MHz oscillator accuracy ±1.0% ensure timing-critical BLE advertising intervals remain compliant over temperature. |
Use Scenario: Power supply sequencing, overvoltage/overcurrent protection, and user interface control in washing machines and microwaves. IC Role / Device Role / Timing Role: System supervisor monitoring AC line voltage via ADC, controlling relays via GPIO, and driving buzzer via PCLBUZ0. Use Value: On-chip selectable POR (4 thresholds) replaces discrete reset IC; programmable buzzer output reduces external driver components. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F12048ANA#60 | 8 KB code flash (vs. 4 KB), identical pinout, package, and peripheral set | Suitable where firmware growth exceeds 4 KB or future-proofing for feature expansion is required | Select when >4 KB application code size is anticipated or bootloader + application partitioning is needed |
| R5F12047GNA#60 | Identical electrical specs and pinout; differs only in marking (G-grade vs. A-grade temperature rating) | R5F12047GNA#60 qualified for −40°C to +105°C; R5F12047ANA#60 rated −40°C to +85°C | Choose R5F12047GNA#60 for industrial environments exceeding 85°C ambient - no PCB or firmware changes required |
Compared with R5F12047ANA#60, R5F12048ANA#60 offers double code flash capacity for complex control algorithms, while R5F12047GNA#60 extends operational reliability to +105°C without altering hardware design - both maintain full pin and software compatibility.
Availability
R5F12047ANA#60 is available at Aetrix Electronics and suitable for smart thermostat control, industrial motor drive interface, wireless sensor node MCU, and home appliance power management requiring stable component supply across consumer and industrial production ramps.
Supply support for R5F12047ANA#60 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 delivers ultra-low-power 16-bit MCUs optimized for cost-sensitive, battery-operated, and industrial control applications - balancing performance, integration, and energy efficiency.
FAQ
What is the operating temperature range for the R5F12047ANA#60?
The R5F12047ANA#60 is rated for TA = −40°C to +85°C (A-grade). Its high-speed on-chip oscillator maintains ±2.0% frequency accuracy across this full range. For extended temperature operation up to +105°C, the functionally identical R5F12047GNA#60 is available with G-grade qualification and same pinout.
Does the R5F12047ANA#60 support external crystal oscillation?
Yes, the R5F12047ANA#60 supports external crystal oscillation via X1 and X2 pins (P121 and P122), enabling 1 to 12 MHz main system clock operation. The device also supports external clock input (EXCLK) up to 16 MHz. Crystal startup is managed using the oscillation stabilization time counter (OSTC) register.
How many analog input channels does the R5F12047ANA#60 provide?
The R5F12047ANA#60 provides 7 analog input channels (ANI0 to ANI6) for its 8/10-bit A/D converter. These are mapped to pins P00, P01, P02, P03, P04, P05, and P06 - all accessible in the 16-pin HWQFN package. Internal reference voltage (0.815 V TYP.) is available for comparator and ADC use.
Can the R5F12047ANA#60 perform simultaneous UART and I²C communication?
Yes, the R5F12047ANA#60 supports concurrent UART0 (1 channel), simplified I²C (IIC00 and IIC01 - 2 channels), and full I²C bus interface (IICA0 - 1 channel). Pin multiplexing via Peripheral I/O Redirection Registers (PIOR) allows flexible assignment of these interfaces to avoid conflicts in multi-protocol systems.
What debug interface does the R5F12047ANA#60 use?
The R5F12047ANA#60 uses the on-chip debug interface accessed via TOOL0 (P40), TOOLRxD (P01), and TOOLTxD (P00) pins - compatible with Renesas E2 emulator and standard SWD/JTAG debuggers. Debug functionality is enabled by default but must be disabled in mass production to preserve flash endurance per Renesas reliability guidelines.
R5F12047ANA#60 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 16-WFQFN 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:
- 13
- 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 7x8/10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F12047ANA#60 FAQ
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For technical support, including R5F12047ANA#60 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F12047ANA#60 requirements.
6.How does Aetrix verify that R5F12047ANA#60 is sourced from the original manufacturer or authorized distributors?
All R5F12047ANA#60 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 R5F12047ANA#60 meets industry standards.
7.What is the process for return or replacement of R5F12047ANA#60?
All R5F12047ANA#60 units undergo pre-shipment inspection (PSI). If there is an issue with R5F12047ANA#60, 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 R5F12047ANA#60 part is unused and in its original packaging.
Return procedure for R5F12047ANA#60:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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