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Renesas R5F1214CMSP#10
- Part No.:
- R5F1214CMSP#10
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 16-SSOP (0.173", 4.40mm Width)
- Datasheet:
-
R5F1214CMSP#10.pdf
- Description:
- 16BIT MCU RL78/G16 32K 16LSSOP -
- Quantity:
- Payment:
- Shipping:
Inventory:3,080
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Product details
Overview
R5F1214CMSP#10 from Renesas Electronics is a 16-pin, industrial-grade RL78/G16 16-bit microcontroller with 32 KB code flash, 2 KB RAM, and integrated capacitive touch sensing (15-channel CTSU). It operates from 2.4–5.5 V, supports −40°C to +125°C ambient, and delivers ultra-low-power operation including HALT/STOP modes - deployed in smart appliance control panels requiring robust HMI and real-time sensor interfacing.
For engineers reviewing the R5F1214CMSP#10 datasheet, R5F1214CMSP#10 pinout, R5F1214CMSP#10 application, or R5F1214CMSP#10 equivalent, key selection criteria include its 16-pin LSSOP package, 32 KB flash with self-programming, 10-bit A/D converter (up to 11 channels), RTC with calendar/alarm, and dual I²C/SPI/UART interfaces for embedded control and touch-enabled user interfaces.
Technical Context
The R5F1214CMSP#10 implements the RL78 CPU core with a 3-stage pipeline CISC architecture, supporting instruction execution times from 0.0625 μs (@16 MHz) to 30.5 μs (@32.768 kHz). Its memory subsystem includes 32 KB on-chip code flash (1 KB block erase), 1 KB data flash (512 B blocks, 1M rewrite cycles), and 2 KB RAM.
Peripheral integration includes an 8/10-bit A/D converter with internal reference (0.815 V), two comparators, 16-bit timer array (8 channels), real-time clock (99-year calendar), watchdog timer, and capacitive touch sensing unit (CTSU) supporting up to 15 self-capacitance keys or 16 mutual-capacitance keys via matrix configuration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDD Range | 2.4 V to 5.5 V - enables direct interface with common industrial logic and sensor supplies without level-shifting. |
| Operating Temp | −40°C to +125°C - qualified for under-hood automotive, motor drives, and industrial power modules. |
| Code Flash | 32 KB - sufficient for complex control algorithms plus bootloader and firmware update partitioning. |
| Data Flash | 1 KB - nonvolatile storage for calibration data, device configuration, or usage counters with 1 million write cycles. |
| A/D Converter | 10-bit resolution, up to 11 input channels - supports simultaneous analog monitoring of voltage, current, temperature, and touch signals. |
| CTSU Channels | 15 self-capacitance or 16 mutual-capacitance - enables full front-panel touch interface with no external IC required. |
| RTC Function | 99-year calendar with alarm and clock correction - eliminates need for external RTC in time-stamped logging or scheduled operations. |
Pinout & Package
Package: 16-pin plastic SSOP (4.4 × 5.0 mm, 0.65-mm pitch), industrial M-grade (−40°C to +125°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00 | TOOLTxD / SO00 / TxD0 | Primary UART transmit output and serial array output - used for debug communication and host MCU interface. |
| P01 | TOOLRxD / ANI0 / RxD0 / SDA00 | Analog input channel 0 and primary UART receive - supports both sensor acquisition and I²C slave communication. |
| P02 | PCLBUZ0 / ANI1 / VCOUT0 / TSCAP | Capacitive touch sense input with built-in voltage booster - directly drives CTSU electrode with no external components. |
| P03 | ANI2 / IVCMP0 / TO00 / RxD1 | Comparator input and timer output - enables zero-crossing detection or PWM-driven actuator control. |
| P04 | ANI3 / IVREF0 / TI06 / TxD1 | Internal reference voltage source and secondary UART transmit - provides stable A/D reference and dual-serial redundancy. |
| P05 | ANI4 / IVCMP1 / SO11 | Second comparator input and serial array output - supports differential sensing or multi-interface expansion. |
| P06 | ANI5 / IVREF1 / SI11 / SCLA0 | Secondary reference voltage and I²C clock line - allows independent biasing for dual A/D domains and master/slave I²C arbitration. |
| P07 | ANI6 / VCOUT1 / TI04 / SDAA0 | Second voltage booster output and I²C alternate data line - extends CTSU drive capability and enables multi-master I²C topology. |
| P121 | X1 / XT1 / TI07 | Primary crystal oscillator input - supports precise timing for RTC and high-accuracy communication baud rates. |
| P122 | X2 / XT2 / TI05 | Crystal oscillator output - completes resonant circuit for 32.768 kHz or higher-frequency crystals. |
| P125 | RESET / INTP1 | Active-low reset input with interrupt capability - enables hardware reset supervision and wake-from-STOP event detection. |
| P137 | INTP0 / TI00 | External interrupt 0 and timer input - used for emergency stop inputs or encoder quadrature capture. |
| P40 | TOOL0 / INTP2 / TI01 | On-chip debugger interface and general-purpose interrupt - supports production programming and field service diagnostics. |
| P41 | RTC1HZ / TS13 / TI03 | Real-time clock 1 Hz output and touch sense channel 13 - synchronizes low-power wake events and expands CTSU channel count. |
| VDD | Power supply | Core and I/O supply - decoupling required per Renesas layout guidelines to maintain 125°C stability. |
| VSS | Ground | Digital ground reference - must be connected to low-impedance PCB plane to minimize noise coupling into analog/CTSU circuits. |
Key Features
| Feature | Design Value |
|---|---|
| RL78 CPU Core | 3-stage pipeline CISC with variable instruction timing (0.0625–30.5 μs) - balances performance and ultra-low-power sleep efficiency. |
| Self-Programming Flash | Code flash reprogrammable in-system without boot swap - enables field firmware updates and parameter tuning. |
| Capacitive Touch Sensing Unit (CTSU) | 15-channel self-capacitance or 16-key mutual-capacitance support - replaces mechanical buttons with single-chip HMI solution. |
| Integrated RTC with Calendar | 99-year date/time tracking, alarm, and auto-correction - eliminates external RTC and reduces BOM cost and board space. |
| Low-Power Operating Modes | HALT and STOP modes with sub-μA retention current - extends battery life in portable or energy-harvesting applications. |
| Multi-Protocol Serial Interfaces | Up to 3 CSI (SPI), 3 UART, 3 simplified I²C, and 1 full I²C - simplifies connectivity to displays, sensors, and legacy peripherals. |
Applications
| Home Appliance Control Panel | Industrial Motor Drive Interface |
|---|---|
Use Scenario: Touch-based user interface on washing machine or oven control board with real-time status feedback and fault logging. IC Role / Device Role / Timing Role: Main system controller executing UI state machine, reading CTSU inputs, managing display updates via SPI, and logging events to data flash. Use Value: Integrated CTSU and 32 KB flash eliminate external touch controller and EEPROM, reducing component count and layout complexity. | Use Scenario: Compact motor driver board requiring thermal monitoring, overcurrent protection, and CAN bus communication with host PLC. IC Role / Device Role / Timing Role: Peripheral manager acquiring analog temperature/current signals, generating PWM gate drive timing, and relaying status via UART/CAN transceiver interface. Use Value: 10-bit A/D with internal reference and 16-bit timer array enable accurate closed-loop control without external ADC or timer ICs. |
| Smart Thermostat Node | Automotive Cabin Controller |
Use Scenario: Battery-powered HVAC node measuring ambient temperature/humidity, driving LCD, and reporting via wireless module. IC Role / Device Role / Timing Role: Low-power system-on-chip handling sensor reads, RTC-scheduled wake-ups, and SPI communication with RF module. Use Value: HALT/STOP modes with 61-μA/MHz operating current extend coin-cell battery life beyond 2 years in typical usage. | Use Scenario: Dashboard-mounted cabin control unit managing seat heater, mirror adjustment, and lighting with touch feedback. IC Role / Device Role / Timing Role: HMI processor running CTSU firmware, interpreting touch gestures, driving buzzer feedback via PCLBUZ0, and communicating over LIN bus. Use Value: −40°C to +125°C rating and integrated buzzer output ensure reliable operation in extreme automotive environments without derating. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F1214AGSP | Same 16-pin SSOP package and 32 KB flash, but consumer-grade (−40°C to +85°C) and lower oscillator accuracy (±2.0% over full range). | Suitable for cost-sensitive consumer electronics where extended temperature and precision timing are not required. | Select when ambient conditions remain within commercial range and BOM cost is prioritized over industrial reliability. |
| R5F1214CGSP | Identical package and memory, industrial-grade (−40°C to +105°C), but oscillator accuracy ±1.5% at +85°C to +105°C vs. ±1.5% at +85°C to +125°C for R5F1214CMSP#10. | Applicable in industrial controls with moderate thermal margins, such as factory floor HMIs or power supplies. | Choose when full +125°C operation is unnecessary and tighter oscillator tolerance at mid-range temperatures is acceptable. |
Compared with R5F1214AGSP and R5F1214CGSP, the R5F1214CMSP#10 uniquely supports continuous operation up to +125°C with guaranteed oscillator accuracy across that full range - making it the only option among the three for under-hood automotive or high-temperature motor control applications.
Availability
R5F1214CMSP#10 is available at Aetrix Electronics and suitable for industrial motor drives, smart home thermostats, automotive cabin controllers, and battery-powered appliance interfaces requiring stable component supply across extended temperature ranges.
Supply support for R5F1214CMSP#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 is a global semiconductor leader specializing in microcontrollers, analog, and power solutions for automotive, industrial, and IoT markets.
The RL78/G16 product line delivers true low-power embedded control with integrated capacitive touch, RTC, and flexible serial interfaces - designed specifically for cost-sensitive, space-constrained HMI and sensor-edge applications.
FAQ
What is the maximum operating temperature specification for the R5F1214CMSP#10?
The R5F1214CMSP#10 is rated for continuous operation from −40°C to +125°C, meeting industrial M-grade requirements. This specification is validated across all core functions including flash programming, A/D conversion, CTSU operation, and real-time clock accuracy - enabling deployment in high-temperature environments such as motor control enclosures or automotive under-dash locations.
Does the R5F1214CMSP#10 support in-system programming of its code flash memory?
Yes, the R5F1214CMSP#10 supports full in-system programming of its 32 KB code flash memory using the on-chip debug interface. It allows erase-and-write operations without boot swap functionality, enabling field firmware updates and parameter reconfiguration while the device remains soldered on the target PCB - a capability confirmed in the R01DS0431EJ0130 datasheet Section 1.1.
How many capacitive touch sensing channels does the R5F1214CMSP#10 provide?
The R5F1214CMSP#10 integrates a dedicated Capacitive Touch Sensing Unit (CTSU) supporting up to 15 self-capacitance channels or 16 mutual-capacitance keys in matrix configuration. All 15 self-capacitance channels are accessible via dedicated TSCAP and TSxx pins mapped to its 16-pin SSOP package - verified in Tables 1-3 and Section 1.1 of the R01DS0431EJ0130 datasheet.
What serial communication interfaces are available on the R5F1214CMSP#10?
The R5F1214CMSP#10 provides multiple serial interfaces: up to 3 CSI (SPI-compatible) channels, up to 3 UART channels, up to 3 simplified I²C channels, and 1 full I²C channel. These are multiplexed across its 16-pin SSOP package - for example, P00/P01 support UART0, P06/P07 support I²C0, and P02/P03 support CSI0 - as detailed in Table 1-3 of the R01DS0431EJ0130 datasheet.
Is the R5F1214CMSP#10 pin-compatible with other RL78/G16 variants in the same package?
Yes, the R5F1214CMSP#10 shares identical pinout and electrical characteristics with other 16-pin SSOP variants in the RL78/G16 family, including R5F1214AGSP and R5F1214CGSP. All share the same 16-pin LSSOP footprint, power/ground placement, and peripheral pin mappings - enabling drop-in replacement within the same temperature grade and memory configuration, as confirmed in Figure 1-1 and Table 1-1 of R01DS0431EJ0130.
R5F1214CMSP#10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 16-SSOP (0.173", 4.40mm Width)
- Series:
- RL78/G16
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 16MHz
- Connectivity:
- CSI, I2C, SPI, UART/USART
- Peripherals:
- Capacitive Touch, POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 13
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 1K x 8
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.4V ~ 5.5V
- Data Converters:
- A/D 7x8/10b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F1214CMSP#10 FAQ
1.How can I place an order for R5F1214CMSP#10 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F1214CMSP#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 R5F1214CMSP#10 reliable?
The price and inventory of R5F1214CMSP#10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F1214CMSP#10 is usually 5 days.
3.What payment methods are accepted for R5F1214CMSP#10?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F1214CMSP#10 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F1214CMSP#10?
R5F1214CMSP#10 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F1214CMSP#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 R5F1214CMSP#10?
For technical support, including R5F1214CMSP#10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F1214CMSP#10 requirements.
6.How does Aetrix verify that R5F1214CMSP#10 is sourced from the original manufacturer or authorized distributors?
All R5F1214CMSP#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 R5F1214CMSP#10 meets industry standards.
7.What is the process for return or replacement of R5F1214CMSP#10?
All R5F1214CMSP#10 units undergo pre-shipment inspection (PSI). If there is an issue with R5F1214CMSP#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 R5F1214CMSP#10 part is unused and in its original packaging.
Return procedure for R5F1214CMSP#10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
R5F1214CMSP#10 Tags
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ATTINY4-TSHR
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