It is easier to move this AT89LP52-20JU and keep it dry by using this "Tube" packaging technique. This electronic component is produced by a company. Its goal is to increase the supply of high-performance chips and better meet consumer demand. An IC is a collection of electronic components -- resistors, transistors, capacitors, etc. All stuff into a tiny chip, and connected together to achieve a common goal. This Microchip Technology's AT89LP52-20JU belongs to Microcontrollers category. And its Microcontrollers that falls under the category of Embedded IC Chips. This AT89LP52-20JU can function as an amplifier, oscillator, timer, counter, logic gate, computer memory, microcontroller or microprocessor. The cornerstone of all contemporary electronic gadgets is an integrated circuit (IC).