Microchip PIC16F819-I/P 8-bit Flash Microcontroller, 3.5KB, 18-pin DIP

The Microchip PIC16F819-I/P 8-bit Flash Microcontroller provides 3.5KB of enhanced flash program memory in an 18-pin DIP package for embedded designs. It is an 8-bit enhanced flash microcontroller featuring nanoWatt power-saving technology, and it forms part of the mid-range PIC family.

Overview

The device balances program memory, data memory, analogue sensing and serial communication in a single through-hole package. It provides 256 bytes of RAM and 256 bytes of EEPROM data memory for non-volatile storage. An integrated 8MHz internal oscillator helps reduce external component count and simplify board design.

Key Features

• 3.5KB enhanced flash program memory with typical 100,000 erase/write cycles
• 256 bytes RAM and 256 bytes EEPROM with data retention of more than 40 years
• Integrated 8MHz internal oscillator
• Five channels of 10-bit Analogue-to-Digital (A/D) converter for precise sensor measurement
• Synchronous serial port configurable as 3-wire SPI or 2-wire I²C bus interface
• Capture/Compare/PWM module
• 16 individually controllable I/O pins with high 25mA sink/source current
• In-Circuit Serial Programming (ICSP) and in-circuit debugging via two pins
• Low-voltage programming and processor read/write access to program memory

Specifications

• Package: 18-pin Dual In-line Package (DIP), suitable for through-hole mounting
• Operating temperature range: -40°C to +85°C (industrial)
• Supply voltage: 4V to 5.5V
• Dimensions (Width x Depth x Height): 3.3 x 1.5 x 4.3
• Weight: 0.001 gm

Applications

The microcontroller suits a wide range of embedded applications, from automotive subsystems to industrial controls and consumer electronics. Its industrial temperature rating makes it suitable for demanding environments.

This is an ESD-sensitive device, so proper handling is advised during assembly and use. Choose the Microchip PIC16F819-I/P when a compact 8-bit microcontroller with flash memory, analogue sensing and SPI or I²C communication is required in an 18-pin DIP package.