PIC18F45K50T-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
PIC18F45K50T-I/PT is an 8-bit PIC18 microcontroller with 32 KB Flash, 44-pin TQFP package, and up to 48 MHz clock speed with integrated USB 2.0 Full Speed module. It operates down to 2.3 V minimum supply at 20 MHz and includes DAC, ADC, and multiple communication peripherals. Designed for USB HID devices, consumer electronics, and IoT nodes. From $2.80 in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F45K50T-I/PT Datasheet PDF
- Category
- Integrated Circuit
- 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 up to 48 MHz clock frequency
- 32 KB Flash program memory with 2 KB SRAM
- Integrated USB 2.0 Full Speed (12 Mbps) module
- DAC output channels for analog signal generation
- Operates from 2.3 V minimum supply at 20 MHz
- 44-pin TQFP with rich peripheral set including ADC and UART
Applications
The PIC18F45K50T-I/PT is ideal for USB HID and CDC device designs where a low-cost 8-bit MCU with native USB 2.0 Full Speed connectivity is required in a 44-pin TQFP footprint. Its DAC output and multi-channel ADC make it suitable for waveform generation and sensor data acquisition in handheld test instruments and portable consumer devices. It is also deployed in USB-to-serial bridges, IoT gateway interfaces, and embedded human-machine interface modules.
Specifications
| Manufacturer Package Code | TQFP-44 |
| Factory Lead Time | 6Weeks |
| YTEOL | 14 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 2.3 V MINIMUM SUPPLY AT 20 MHz |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQFP-G44 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 36 |
| Number of Serial I/Os | 1 |
| Number of Timers | 6 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP44,.39SQ,31 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 2048 |
| ROM (words) | 32768 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 48MHz |
| Supply Current-Max | 11.5mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 2.7V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.8mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| 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
Does PIC18F45K50T-I/PT have native USB connectivity and at what speed does it operate?
Yes, the PIC18F45K50T-I/PT includes a built-in USB 2.0 Full Speed module operating at 12 Mbps. This eliminates the need for an external USB bridge chip, reducing BOM cost and simplifying PCB layout for USB HID, CDC, or MSD device implementations.
What is the minimum supply voltage of PIC18F45K50T-I/PT and how does this affect clock speed selection?
The device runs from a minimum supply of 2.3 V when clocked at up to 20 MHz. At 3.3 V or 5 V supply, the full 48 MHz clock rate is available, enabling designers to trade processing speed for lower power consumption in battery-operated applications.
Which analog output capability does PIC18F45K50T-I/PT offer beyond its ADC inputs?
The PIC18F45K50T-I/PT includes integrated DAC channels for analog voltage output, allowing it to generate reference levels, drive audio signals, or control analog circuits without external DAC ICs. Combined with its multi-channel 10-bit ADC, this makes it a complete analog front end for compact instrumentation designs.
Related Guides
ECMF02-4CMX8 Common-Mode Filter with ESD Protection: Selection Guide
Compare ECMF02-4CMX8 vs ECMF02-2AMX6, ECMF04-4HSM10, and other ST ECMF filters. Choose the right 4-channel common-mode filter with ESD protection for USB 2.0.
Jun 20, 2026
AD5204 Quad Digital Potentiometer Selection Guide (2026)
How to choose the right AD5204 quad digital potentiometer: compare 10kΩ vs 100kΩ variants, TSSOP vs SOIC packages, and SPI interface options for your design.
Jun 20, 2026
0402 10uF X5R Decoupling Design Guide for Compact Digital Rails
Application note for using CL05A106MP5NUNC-class 0402 10uF X5R MLCCs in compact digital rail decoupling designs.
Jun 19, 2026
How to Choose an 0805 10uF MLCC for Decoupling and Bulk Capacitance
Selection guide for choosing 0805 10uF MLCCs around CL21A106KOQNNNE, covering derating, dielectric, package, and sourcing checks.
Jun 19, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
PIC16LF88-I/SS
Small Outline Packages
Integrated Circuit
25AA02E48-I/SN
Small Outline Packages
Integrated Circuit
PIC18F1220-I/SO
Small Outline Packages
Integrated Circuit
MIC5319-1.8YD5-TR
SOT23 (5-Pin)
Integrated Circuit
dsPIC33FJ256GP710A-I/PT
Quad Flat Packages
Integrated Circuit
BM70BLES1FC2-0B03AA
Other
Integrated Circuit
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”