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ATTINY45-20SU

The ATTINY45-20SU is a microcontroller unit (MCU) produced by Microchip Technology. It is a part of the AVR Enhanced series of 8-bit MCUs, which are known for their high performance and low power consumption.

Description:

The ATTINY45-20SU is a surface mountable MCU that comes in a 20-pin Small Outline Package (SOIC). It features a high-performance 8-bit RISC CPU with 16 general-purpose working registers, a wide operating frequency range (0 MHz to 20 MHz), and a variety of on-chip peripherals.

Features:

1. 4KB In-System Programmable Flash with Read-While-Write capability
2. 256 bytes In-System Programmable EEPROM
3. 256 bytes internal SRAM
4. 8MHz internal oscillator with calibration
5. Two 8-bit Timer/Counters with PWM and Phase-Corrected PWM modes
6. One 8-bit Timer/Counter with asynchronous mode
7. USART with multi-sync and IrDA modes
8. Two 7-pin I/O Ports with optional inputs and outputs
9. Programmable watchdog timer with separate clock source
10. Sleep mode with different power saving modes
11. Brownout detection with programmable threshold
12. External and internal interrupts
13. ADC with 6 channels and programmable gain
14. I2C and SPI interfaces
15. On-chip debug system with JTAG interface

Applications:

The ATTINY45-20SU is suitable for a wide range of applications due to its versatility and low power consumption. Some of the potential applications include:

1. Industrial control systems
2. Home automation and smart home devices
3. Battery-powered devices
4. Portable electronics and gadgets
5. Toys and games
6. Medical equipment
7. Security systems
8. Lighting control systems
9. Motor control applications
10. Sensor interfaces and data acquisition systems

The ATTINY45-20SU's combination of performance, low power consumption, and a wide range of features make it an ideal choice for many embedded systems and IoT devices.