ATTINY12L-4SI

Series:	AVR® ATtiny
Packaging:	Tube
Part Status:	Obsolete
Core Processor:	AVR
Core Size:	8-Bit
Speed:	4MHz
Connectivity:	--
Peripherals:	POR, WDT
Number of I/O:	6
Program Memory Size:	1KB (512 x 16)
Program Memory Type:	FLASH
EEPROM Size:	64 x 8
RAM Size:	--
Voltage - Supply (Vcc/Vdd):	2.7 V ~ 5.5 V
Data Converters:	--
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	8-SOIC (0.209", 5.30mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	ATTINY12

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Introduction

ATTINY12L-4SI is a low power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing custom instruction sets the ATTINY12L-4SI is designed for applications which require low power, low cost and small size. It features a wide set of peripherals such as on-chip oscillator, two-wire serial interface and 8-bit counter/timer.

Application Field

The ATTINY12L-4SI is most commonly used in consumer products and automotive applications such as motor controllers, home security systems, remote sensing, and home automation. It can also be used in industrial applications such as HVAC, energy management, security, robotics, and other smart device type applications. In addition, the ATTINY12L-4SI is also used in embedded systems, commonly found in digital watches, calculators, alarm systems, and portable medical equipment. It can be used in a variety of other embedded applications where a low power, low cost and small size solution is required.

Working Principles

The ATTINY12L-4SI is designed to run using two power sources; either power from the system itself or an external source. It also has an on-chip oscillator which enables the device to generate clock cycles at varying frequencies based on the selected crystal type. The device is powered with either a 1.8V to 5.5V supply with a maximum current draw of 6mA.The ATTINY12L-4SI includes a wide range of peripherals that can be used to interface with different types of peripherals such as; one 8-bit timer, two-wire serial interface, SPI, USART, and TWI. This allows the microcontroller to easily communicate with other semiconductor devices such as analog to digital converters, digital to analog converters, and most commonly for communication with other micro-controllers within a network. The ATTINY12L-4SI is also available with an integrated 8-bit counter-timer unit to enable higher levels of accuracy and control. The ATTINY12L-4SI also features on-board non-volatile memory for program and data storage, as well as EEPROM for data that needs to be stored for future use or for the preservation of data during a power reset. This data storage capability allows the device to run from non-volatile memory and perform operations without the need to be constantly connected to an external memory device.The ATTINY12L-4SI also includes integrated dual pin IO ports and an interrupt controller that allows the device to respond to an external event such as a change in voltage or time. This allows the device to respond quickly and accurately to external inputs, making it suitable for use in application which require a short response time.

Conclusion

The ATTINY12L-4SI is an excellent solution for applications that require low cost, low power and small size solution. It is well suited for use in consumer products and automotive applications, as well as industrial and embedded applications. It has a range of peripherals and on-chip memory, allowing it to easily interface with other devices and store data for future use. It also features an on-chip oscillator and interrupt controller for quick and accurate responses to external events.

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