PIC16F819-I/ML - Microchip Technology

Manufacturer Part Number

PIC16F819-I/ML

Manufacturer

Microchip Technology

Introduction

The PIC16F819-I/ML is a versatile 8-bit microcontroller from Microchip Technology's esteemed PIC® 16F Series, designed for embedded applications requiring a compact, high-performance MCU.

Product Features and Performance

Core: 8-bit PIC

Speed: Up to 20MHz operational capability

Connectivity options include I2C and SPI for peripheral expansion and data transfer

Enhanced peripherals: Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT)

Total of 16 programmable I/O pins

Flash Program Memory: 3.5KB

EEPROM: 256 bytes

RAM: 256 bytes

Analog to Digital Converter (A/D) with 5 channels at 10 bits resolution each

Internal oscillator for reliable timing

Operates over a supply voltage range of 4V to 5.5V

Suitable for operation in a temperature range from -40°C to 85°C

Product Advantages

Offers a balanced combination of high-speed operation and low power consumption

Integrated EEPROM for non-volatile memory storage

Extensive connectivity and peripheral set supports versatile application design

Small footprint 28-QFN package allows for efficient use of PCB space

Internal oscillator reduces the need for external components

Key Technical Parameters

Core Size: 8-Bit

Program Memory Size: 3.5KB

EEPROM Size: 256 bytes

RAM Size: 256 bytes

Number of I/O: 16

Data Converters: A/D 5x10b

Voltage Supply (Vcc/Vdd): 4V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Packaging: 28-VQFN Exposed Pad

Quality and Safety Features

Integrated brown-out detect and power-on reset circuits protect against voltage anomalies

Watchdog timer ensures system reliability through software timeout supervision

Compatibility

Compatible with I2C and SPI enabled devices for seamless integration into existing systems

Pin-compatible with other MCU's in the PIC16F series for easy upgrades or design transitions

Application Areas

Ideal for automation, consumer electronics, automotive systems, and IoT devices

Suitable for applications requiring precise ADC measurements, like sensor interfacing

Product Lifecycle

Status: Active

No current indication of discontinuation, ensuring long-term availability for designs

Several Key Reasons to Choose This Product

High integration level reduces external component needs, simplifying design and reducing overall cost

Versatile I/O options and serial interfaces enable complex and flexible control schemes

Low power consumption combined with powerful computational capabilities ensure efficient operation

Robust design features provide reliability in harsh environments

Microchip's ongoing product support and availability reduce risks of obsolescence