PIC16F18876-E/P

Microcontrollers Overview

The PIC16F18876-E/P is an 8-bit microcontroller featuring a C Compiler Optimized RISC architecture with 49 instructions. It includes up to 28 KB of Flash program memory, 2 KB of Data SRAM, and 256 bytes of EEPROM. The device operates at speeds up to 32 MHz with a minimum instruction cycle of 125 ns. Operating voltage ranges from 2.3V to 5.5V for industrial applications (-40°C to 85°C) or extended temperatures (-40°C to 125°C). It offers 36 I/O pins, a 10-bit ADC with computation extensions, five CCP modules, three CWGs, four CLCs, and an NCO.

Microcontrollers Feature Summary

• Integrates Analog-to-Digital Converter with Computation (ADC2) for automated signal analysis including averaging and filtering.
• Includes Core Independent Peripherals such as Configurable Logic Cells (CLC), Windowed Watchdog Timer (WWDT), and Hardware Limit Timer (HLT) for safety-critical functions.
• Features eXtreme Low-Power (XLP) technology enabling ultra-low current consumption in Sleep mode and active operation.
• Provides Peripheral Pin Select (PPS) for flexible digital I/O mapping and multiple communication interfaces including EUSART, SPI, and I2C.

Microcontrollers Applications

• General purpose control systems requiring low power consumption
• Safety-conscious applications utilizing CRC/SCAN and WWDT features
• Signal processing tasks leveraging ADC2 automated math functions
• Motor control designs using CWG and CCP modules

Microcontrollers Procurement Notes

Verify the specific suffix '-E' denotes the Industrial temperature range (-40°C to 85°C) and '/P' indicates the PDIP package type. Confirm that the source document explicitly lists this exact part number variant. Ensure compatibility with your system's voltage requirements (2.3V to 5.5V) and pinout configuration for the 40-pin DIP package before finalizing procurement.

Microcontrollers Selection Notes

Select this component when high pin count (36 I/Os) and extensive peripheral integration are required within the PIC16 family. The inclusion of ADC2 and Core Independent Peripherals reduces firmware complexity for signal processing and safety monitoring. Consider the 28 KB Flash capacity for larger application codebases compared to smaller variants in the series.

Microcontrollers Part Context

This device belongs to the PIC16(L)F18856/76 family, which shares core architecture and peripheral sets but differs in memory size and pin counts. The PIC16F18876 specifically provides 28 KB Flash and 36 I/O pins, distinguishing it from the 25 I/O PIC16F18856. It is part of Microchip's full-featured 8-bit microcontroller lineup designed for general-purpose and low-power applications.

Microcontrollers Replacement Considerations

PIC16F18877-I/P: Offers increased Flash memory (56 KB) and SRAM (4 KB) with identical pinout and peripherals.

Microcontrollers FAQ

What is the function of the ADC2 module?

The ADC2 module is a 10-bit Analog-to-Digital Converter that includes automated post-processing capabilities such as averaging, filter calculations, oversampling, and threshold comparison to reduce firmware complexity.

How does the Peripheral Pin Select (PPS) feature benefit design flexibility?

PPS allows digital input and output signals to be mapped to different physical pins on the device, enabling designers to optimize PCB layout without changing the microcontroller package or firmware logic significantly.