PIC18LF4550-I/ML

Microcontrollers Overview

The PIC18LF4550-I/ML is an 8-bit microcontroller from the PIC18(L)Fxx50 family, manufactured by Microchip Technology. It features a QFN-44 package and operates within a voltage range of 2 V to 5.5 V. The device includes 32 kB of Flash program memory, 2 kB of data RAM, and 256 B of EEPROM. It supports a maximum clock frequency of 48 MHz and provides 35 I/O lines. Key peripherals include a 10-bit ADC with 13 channels, four timers, and a USB 2.0 module.

Microcontrollers Feature Summary

• Integrated USB 2.0 compliant module supporting low-speed and full-speed communication with on-chip transceiver
• nanoWatt technology enabling multiple power-managed modes including Idle and Sleep for reduced consumption
• Flexible oscillator structure with internal block, PLL, and dual oscillator options for asynchronous operation
• High-endurance Enhanced Flash and Data EEPROM with self-programmability under software control

Microcontrollers Applications

• USB-enabled embedded systems requiring low-power operation
• Industrial control applications utilizing LIN bus support
• Data acquisition systems using the 10-bit A/D converter
• Motor control designs leveraging ECCP modules

Microcontrollers Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature range. Ensure compatibility with required operating voltage levels. Confirm that the component meets all necessary regulatory standards for the intended deployment environment before finalizing procurement decisions.

Microcontrollers Selection Notes

Select this component when a robust 8-bit architecture with native USB connectivity is required. Consider the wide operating voltage range suitable for battery-powered or variable supply environments. Evaluate the available I/O count and peripheral set against application complexity requirements.

Microcontrollers Part Context

This part belongs to the PIC18(L)Fxx50 series, designed for high-performance, power-sensitive applications. It shares core features with the PIC18F4550 but offers extended voltage tolerance. The family emphasizes code protection and in-circuit programming capabilities for flexible development workflows.

Microcontrollers Replacement Considerations

The PIC18F4550 serves as the standard voltage equivalent within the same datasheet specification.