PIC16LF1574-I/SL

Microcontrollers Overview

The PIC16LF1574-I/SL is an 8-bit microcontroller based on the PIC16 core, housed in a 14-pin SOIC package. It features 7 KB of Flash program memory and 512 bytes of data SRAM. The device operates within a voltage range of 1.8V to 3.6V and supports clock frequencies up to 32 MHz. Key peripherals include four 16-bit PWMs, two comparators, a 10-bit ADC with up to 12 channels, a 5-bit DAC, and an Enhanced Universal Synchronous Asynchronous Receiver Transceiver (EUSART).

Microcontrollers Feature Summary

• Integrates four independent 16-bit Pulse-Width Modulation modules for high-resolution control applications.
• Includes Peripheral Pin Select (PPS) functionality allowing flexible remapping of digital peripheral inputs and outputs.
• Features eXtreme Low-Power (XLP) technology with Sleep mode current as low as 20 nA at 1.8V.
• Provides analog capabilities through a 10-bit ADC, two comparators, and a 5-bit Digital-to-Analog Converter.

Microcontrollers Applications

• LED lighting systems requiring high-resolution dimming control.
• Stepper motor drivers utilizing precise pulse-width modulation.
• Power supply designs employing closed-loop feedback mechanisms.
• General-purpose embedded applications needing LIN communication support.

Microcontrollers Procurement Notes

Verify that the ordering suffix 'I' corresponds to the industrial temperature range (-40°C to +85°C) and 'SL' denotes the SOIC-14 package. Confirm that the specific revision of the datasheet DS40001782C matches the silicon version required for your design. Ensure compatibility with Microchip development tools such as MPLAB X IDE for programming and debugging.

Microcontrollers Selection Notes

Select this component when high-resolution PWM generation is critical alongside standard 8-bit MCU processing. The PIC16LF1574 offers a balance of analog precision and digital flexibility via PPS. Consider the lower operating voltage range of the LF variant compared to the F series if power efficiency is a primary constraint. Evaluate pin count requirements against the 12 available I/O pins in the 14-pin package.

Microcontrollers Part Context

This device belongs to the PIC16(L)F157x family, which combines enhanced mid-range CPU performance with advanced analog and timing peripherals. The family shares architectural similarities with other PIC16 devices but distinguishes itself through the inclusion of multiple 16-bit PWMs and comprehensive peripheral pin select capabilities for design flexibility.

Microcontrollers Replacement Considerations

PIC16F1574-I/SL: Identical architecture with a wider operating voltage range (2.3V to 5.5V).

Microcontrollers FAQ

Can the digital peripheral inputs be remapped to different pins?

Yes, the Peripheral Pin Select (PPS) module allows the remapping of digital peripheral inputs to various available I/O pins, providing greater layout flexibility.

What is the maximum instruction cycle time?

With a maximum clock input of 32 MHz, the minimum instruction cycle time is 125 ns.