PIC18LF14K22-I/ML Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
PIC18LF14K22-I/ML is a low-power 8-bit PIC18 microcontroller with 16 KB Flash, 256 bytes EEPROM, and XLP technology enabling operation down to 1.8 V in a compact QFN-20 package. Designed for battery-powered and energy-sensitive embedded applications requiring low active and sleep current.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC18LF14K22-I/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.6600(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Low-power XLP technology with ultra-low sleep current
- Operates from 1.8 V minimum supply at 16 MHz for battery designs
- 16 KB Flash and 256 bytes EEPROM for program and data storage
- 8-bit PIC18 core running up to 64 MHz
- QFN-20 package for compact, high-density PCB layouts
- 12-bit ADC with multiple channels for analog sensing
Applications
PIC18LF14K22-I/ML is ideal for battery-operated devices such as wireless sensors, smart meters, wearable electronics, and portable consumer products where minimizing supply current is critical. Its XLP low-power technology and wide supply voltage range down to 1.8 V make it well-suited for coin-cell and two-AA-cell powered designs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | QFN-20 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT 1.8 V, 2 V MINIMUM SUPPLY AT 16 MHZ, 20 MHZ |
| Bit Size | 16 |
| Boundary Scan | YES |
| CPU Family | PIC |
| Clock Frequency-Max | 64MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| JESD-30 Code | S-PQCC-N20 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 18 |
| On Chip Program ROM Width | 16 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC20,.16SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 512 |
| ROM (words) | 8192 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Current-Max | 15mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3.3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How low can PIC18LF14K22-I/ML's supply voltage go while maintaining full operation?
PIC18LF14K22-I/ML operates from as low as 1.8 V supply at 16 MHz clock speed, and supports full-speed 20 MHz operation at 2 V minimum, making it compatible with single Li coin-cell and two-AA-battery powered designs.
What non-volatile storage does PIC18LF14K22-I/ML offer for data logging applications?
PIC18LF14K22-I/ML provides 16 KB Flash for firmware storage plus 256 bytes of EEPROM for retaining calibration constants, configuration parameters, or small data logs across power cycles without external memory devices.
How does the QFN-20 package of PIC18LF14K22-I/ML help in miniaturized sensor node designs?
The 20-pin QFN package has a small footprint and exposed thermal pad, making PIC18LF14K22-I/ML suitable for compact IoT sensor nodes, medical wearables, and wireless tags where board space is limited to a few square millimeters.
What is the maximum clock speed of PIC18LF14K22-I/ML and how does it affect interrupt latency in real-time designs?
PIC18LF14K22-I/ML runs at up to 64 MHz, providing fast interrupt response cycles necessary for time-sensitive tasks such as PWM generation, serial communication at high baud rates, and sensor polling in embedded control applications.
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