ATTINY25-15SZ

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ATTINY25-15SZ is a tiny and low cost 8-bit microcontroller from ATmega AVR family manufactured by Atmel. Its low pin count coupled with an efficient use of operating power makes it the ultimate choice for applications where space is a concern. It is used extensively in various industrial and consumer electronics designs, home and building control, toys and gaming, automotive applications, etc.

ATTINY25-15SZ microcontroller is built on the Harvard architecture and uses RISC based instruction set with 32 general purpose registers. It supports external, internal and Brown-out Reset, Sleep, Watchdog and External Interrupts with wake-up support. The pin count is as low as 8 and the program memory of 2K words with 1K bytes of RAM and 128 bytes of EEPROM. It operates on 2.7–5.5 volts and has a maximum clock speed of 8 MHz.

The ATTINY 25-15SZ features an integrated 8-bit Analog to Digital Converter (ADC) along with built-in A/D and D/A converters. It also supports 28-bit timer/counters and up to two 16-bit Performance Endurance Timers (PET). Additionally, this microcontroller features an advanced clocking system, programmable polarity buffered comparator and Complementary Waveform Generator (CWG).

With regards to its application field, the ATTINY25-15SZ is ideally suited for embedded systems and devices that necessitate minimum power usage. Examples include software devices and end products such as thermostats, HVAC systems, remote controls, water meters, home security systems, and digital cameras, as well as consumer electronics products such as portable music players. The 8-bit power efficiency and low pin count of ATTINY25-15SZ makes it ideal for battery operated applications.

From its working principle standpoint, ATTINY25-15SZ microcontroller is programmed to undertake specific tasks. It features a variety of peripherals that enable it to respond to inputs and then complete numerous related actions. Upon receiving an input from a sensor or switch the microcontroller will compare it with predetermined values and make decisions accordingly depending upon a pre-defined range of conditions. It can then store additional data pertinent to the task, processing it as necessary. Subsequently, the microcontroller will issue commands that tell a central processing unit to activate the desired course of action.

In summary, the ATTINY25-15SZ is an 8-bit microcontroller from Atmel’s ATmega AVR family featuring a low Pin Count, high-performance architecture and power efficiency. With its integrated 8-bit Analog to Digital Converter, advanced clocking system and performance endurance timers, it is ideally suited for use in embedded devices and applications where a minimum of power is required. It operates on 2.7–5.5 volts and has a maximum clock speed of 8MHz. It works on a pre-programmed algorithm of commands and instructions to perform specific tasks and control a wide range of devices.

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