PIC16LF18446-I/P

Microcontrollers Overview

The PIC16LF1846-I/P is an 8-bit microcontroller from the PIC16(L)F184XX family, utilizing a C Compiler Optimized RISC architecture with a maximum operating speed of 32 MHz. It features 28 Kbytes of Program Flash Memory, 2 KB of Data SRAM, and 256 Bytes of Data EEPROM. The device includes a 12-bit ADC2 module with computation capabilities, supporting up to 17 external channels. It operates within a voltage range of 1.8V to 3.6V and supports industrial temperature ranges from -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates eXtreme Low-Power (XLP) technology for significant power reduction during operation through alternate run modes and peripheral module disable capabilities.
• Features a 12-bit Analog-to-Digital Converter with Computation (ADC2) that provides automated post-processing, including averaging, filtering, and threshold comparison functions.
• Includes Core Independent Peripherals such as Configurable Logic Cells (CLC), Complementary Waveform Generators (CWG), and a Numerically Controlled Oscillator (NCO).
• Supports flexible communication via Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) and two Master Synchronous Serial Port (MSSP) modules compatible with SPI, I2C, SMBus, and PMBus.

Microcontrollers Applications

• General purpose embedded control applications requiring low pin count solutions.
• Low-power battery-operated devices leveraging XLP sleep modes.
• Industrial control systems utilizing core independent peripherals for autonomous tasks.
• Applications requiring precise analog signal processing with the ADC2 computation accelerator.

Microcontrollers Procurement Notes

Verify the specific ordering suffix matches the required package type and temperature grade. Confirm the 'I' designation corresponds to the Industrial temperature range (-40°C to +85°C). Ensure the 'P' suffix indicates the PDIP package variant. Cross-reference the full part number against the manufacturer's current datasheet revision to confirm availability and any potential obsolescence notices.

Microcontrollers Selection Notes

Select this component when a balance of high peripheral integration and low power consumption is required in a small form factor. The PIC16LF18446 offers increased I/O ports compared to the PIC16LF18426 variant while maintaining identical memory and peripheral counts. Consider the 12-bit ADC2 if advanced signal processing features like digital filtering are needed without heavy CPU overhead.

Microcontrollers Part Context

This microcontroller belongs to the PIC16(L)F184XX family, which combines standard PIC16 core performance with advanced analog and digital peripherals. The family is designed for general-purpose applications where flexibility and power efficiency are critical. The LF series specifically denotes low-voltage operation capabilities, making it suitable for modern low-power embedded designs.

Microcontrollers Replacement Considerations

The PIC16F18446 serves as the higher voltage counterpart within the same family. For lower pin count requirements, the PIC16LF18426 shares identical internal specifications but offers fewer I/O ports. Verify compatibility with existing PCB footprints and voltage levels when substituting between these variants.