PIC16F18856T-I/ML

Microcontrollers Overview

The PIC16F18856T-I/ML is an 8-bit microcontroller from the PIC16(L)F1885x family, 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 clock frequencies up to 32 MHz and supports an operating voltage range of 2.3V to 5.5V. It integrates a 10-bit ADC with Computation (ADC2), two comparators, a 5-bit DAC, and multiple digital peripherals including Core Independent Peripherals (CIP).

Microcontrollers Feature Summary

• Integrates Analog-to-Digital Converter with Computation (ADC2) for automated signal analysis tasks such as averaging and filtering without CPU intervention.
• Features Core Independent Peripherals (CIP) that allow hardware modules to operate autonomously, reducing system power consumption and freeing CPU resources.
• Includes safety-oriented peripherals such as CRC/SCAN for memory integrity verification, Hardware Limit Timer (HLT), and Windowed Watchdog Timer (WWDT).
• Supports flexible pin mapping through Peripheral Pin Select (PPS) and offers extensive I/O capabilities with individually programmable pull-ups and interrupt-on-change.

Microcontrollers Applications

• General-purpose embedded control systems requiring low-power operation.
• Industrial applications utilizing safety features like HLT and CRC for fault detection.
• Battery-powered devices leveraging eXtreme Low-Power (XLP) technology and sleep modes.
• Signal processing applications using ADC2 for automated post-processing of analog inputs.

Microcontrollers Procurement Notes

Verify the specific ordering suffix 'I/ML' against official Microchip documentation to confirm the industrial temperature range (-40°C to +85°C) and QFN package type. Ensure compatibility with your design's voltage requirements, as this variant operates between 2.3V and 5.5V. Cross-reference the datasheet revision to confirm peripheral availability and errata status before finalizing procurement.

Microcontrollers Selection Notes

Select this component when a balance of high peripheral integration and low power consumption is required in an 8-bit architecture. It is suitable for designs needing autonomous peripheral handling via CIP or advanced analog signal processing via ADC2. Consider the 28-pin QFN package constraints for PCB layout and ensure sufficient Flash and RAM sizes meet application code and data storage needs.

Microcontrollers Part Context

This part belongs to the PIC16(L)F18856/76 family, which combines analog, core independent, and communication peripherals with eXtreme Low-Power technology. The family is designed for general-purpose and low-power applications, offering flexibility through PPS and comprehensive timer and PWM options within a compact form factor.

Microcontrollers Replacement Considerations

Consult the PIC16(L)F1885x family table for pin-compatible alternatives with different memory sizes, such as the PIC16F18855 or PIC16F18857. Verify that any substitute maintains the required operating voltage range and package dimensions for direct replacement.

Microcontrollers FAQ

What is the function of the ADC2 module?

The ADC2 module provides 10-bit resolution and automates mathematical functions on input signals, such as averaging, filter calculations, oversampling, and threshold comparison, reducing CPU load.

How does the device support power saving?

It utilizes eXtreme Low-Power (XLP) technology, allowing the CPU to run slower than the system clock in DOZE mode, halt while peripherals continue in IDLE mode, and enter Sleep mode with minimal current draw.