PIC18F26K22-I/ML Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip PIC18F26K22-I/ML is an 8-bit PIC18 microcontroller with 64KB Flash, 3968 bytes SRAM, and nanoWatt XLP technology for ultra-low power operation at up to 64 MHz clock speed. Operates from 2.3V minimum supply at 20 MHz, with 12-channel ADC and multiple serial interfaces in a compact VQFN-28 package. Available with 1-week lead time for rapid prototyping and production deployments.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F26K22-I/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.0235(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
- 8-bit PIC18 core with 64KB Flash and 64 MHz maximum clock, supporting complex firmware with interrupt-driven peripheral control
- nanoWatt XLP technology enabling operation from 2.3V at 20 MHz for battery-powered IoT nodes and energy-harvesting designs
- VQFN-28 package with integrated ADC, EUSART, MSSP, and CCP peripherals reducing external component count in compact embedded systems
Applications
The PIC18F26K22-I/ML is suited for IoT sensor nodes, smart energy meters, and portable medical monitors that require 64 MHz processing performance combined with nanoWatt sleep modes for extended battery life. Its 12-channel ADC and dual enhanced USART support multi-sensor data acquisition systems communicating over RS-232 or RS-485 in industrial automation environments. The compact 28-pin VQFN footprint and 1-week factory lead time make it an efficient choice for agile product development cycles and high-mix low-volume production runs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | VQFN-28 |
| Factory Lead Time | 1Week |
| YTEOL | 9 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES 2.3 V MINIMUM SUPPLY AT 20 MHZ |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 64MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQCC-N28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 3 |
| Number of I/O Lines | 25 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC28,.24SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 3896 |
| RAM (words) | 3896 |
| ROM (words) | 65536 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Current-Max | 12mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| ## PIC18F26K22-I/ML Alternates Showing results | Image |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.15 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F26K22-I/ML:
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 48MHz, CMOS, PQCC28
suggested
suggested
suggested
ECAN, 56KB Flash, 4KB RAM, 1K EE, 12-bit ADC2, Vector Interrupts, DMA, Comp,
32KB, 1KB RAM, 256B EE, ADC2, 5b DAC, DMA, VI, Comp, PWM, CCP, CLC, CWG, HLT,
ECAN, 56KB Flash, 4KB RAM, 1K EE, 12-bit ADC2, Vector Interrupts, DMA, Comp,
32KB, 1KB RAM, 256B EE, ADC2, 5b DAC, DMA, VI, Comp, PWM, CCP, CLC, CWG, HLT,
Frequently Asked Questions
At what clock frequency and minimum supply voltage can PIC18F26K22-I/ML operate for battery-powered applications?
The PIC18F26K22-I/ML runs at up to 64 MHz at full supply, and can operate from as low as 2.3V minimum supply at 20 MHz, making it compatible with two-cell alkaline or single-cell LiPo battery packs. This flexibility supports designs from high-speed industrial control to low-power sensor nodes without changing the MCU part number.
How much Flash and RAM does PIC18F26K22-I/ML provide, and what firmware complexity does this enable?
The device includes 64KB of self-programmable Flash program memory and 3968 bytes of SRAM, supporting firmware images that incorporate TCP/IP lightweight stacks, RTOS kernels, and multi-protocol communication handlers simultaneously. This combination is approximately 4x the Flash capacity of entry-level PIC16 devices, enabling fielded firmware updates and bootloader partitioning in connected product designs.
Which communication interfaces does PIC18F26K22-I/ML include for industrial multi-node networks?
The PIC18F26K22-I/ML integrates two enhanced USART modules (supporting RS-232 and LIN), one MSSP module with both SPI and I2C modes, and a 10-bit 12-channel ADC in the 28-pin package. This peripheral set enables simultaneous RS-485 field bus communication, SPI sensor acquisition, and I2C EEPROM access without external logic in industrial mesh monitoring networks.
For a compact wireless thermostat design, how does the VQFN-28 package of PIC18F26K22-I/ML compare to a DIP-28 variant in board area?
The VQFN-28 package measures 4 mm x 4 mm versus approximately 35 mm x 8 mm for a DIP-28, achieving an 85% reduction in PCB footprint while maintaining access to the same 28 I/O and peripheral connections. This allows the thermostat PCB to fit inside a standard single-gang wall box alongside a Zigbee radio module and display driver without stacking boards.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.2760 | $3.28 |
| 61+ | $3.1059 | $189.46 |
| 122+ | $3.0471 | $371.75 |
| 305+ | $3.0235 | $922.17 |
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