Microchip Technology Tariff Inquiry

ATTINY45-20PI

The ATTINY45-20PI is a low-power, 8-bit microcontroller (MCU) manufactured by Microchip Technology. It is part of the AVR Enhanced I/O (AEI) series and is designed for a wide range of applications that require small size, low power consumption, and high performance.

Description:

The ATTINY45-20PI features an 8-bit RISC CPU with 16 general-purpose registers, a high-performance clock system with internal and external oscillator options, and a variety of integrated peripherals. It is available in a compact 20-pin PDIP (Plastic Dual In-Line Package) package, making it suitable for space-constrained applications.

Features:

1. 8-bit RISC CPU with high code density and high performance.
2. 4 KB in-system programmable flash memory with read-while-write capability.
3. 256 bytes of internal SRAM and 256 bytes of EEPROM.
4. 20 I/O lines with support for external interrupts, PWM, and other functions.
5. Internal and external oscillator options with a frequency range of 16 MHz.
6. Low-power modes, including idle, power-down, and power-save.
7. Integrated peripherals, such as a watchdog timer, sleep timer, and JTAG interface.
8. Active and power-down interrupt sources for enhanced flexibility.
9. Programmable WDT with 18 different timeout periods.
10. 4-channel, 8-bit resolution PWM with independent clock source.
11. 2-channel 8-bit ADC with up to 6 input channels.
12. 1-channel 8-bit DAC with output voltage selection.
13. 2 UARTs with optional IrDA and low-power mode support.
14. 1 SPI interface and 1 I2C interface for communication with external devices.

Applications:

The ATTINY45-20PI is suitable for a wide range of applications due to its small size, low power consumption, and versatile features. Some common applications include:

1. Battery-powered devices, such as wireless sensors, remote controls, and portable instruments.
2. Industrial control and monitoring systems, including temperature, humidity, and pressure monitoring.
3. Home automation and IoT devices, such as smart switches, lighting control, and security systems.
4. Medical devices, including wearable health monitors and portable diagnostic equipment.
5. Consumer electronics, such as toys, small appliances, and remote control units.
6. Automotive applications, including control modules, sensors, and infotainment systems.
7. Data acquisition and signal processing systems in various industries.

The ATTINY45-20PI's combination of performance, low power consumption, and compact packaging make it an ideal choice for a wide range of embedded applications where space and power are critical factors.