Microchip Technology

ATTINY25-20SI

The ATTINY25-20SI is a low-power, 8-bit microcontroller (MCU) from Microchip Technology. It is part of the AVR Enhanced series and is designed for a wide range of applications that require small size, low power consumption, and high performance.

Description:

The ATTINY25-20SI is a surface-mount, 8-pin microcontroller with an integrated flash memory. It features an enhanced AVR core with a maximum operating frequency of 20 MHz. The device is available in a SOIC (SO8) package.

Features:

1. 8-bit RISC architecture with 128-byte RAM and 2KB of In-System Programmable (ISP) flash memory.
2. Enhanced AVR core running at a maximum frequency of 20 MHz.
3. In-System Programmable (ISP) and In-Application Programmable (IAP) capabilities for easy programming and firmware updates.
4. 4 general-purpose I/O lines with optional internal pull-up resistors.
5. 8-level deep stack for interrupt nesting and low-power sleep mode to conserve energy.
6. Watchdog timer with internal oscillator and external clock option.
7. Internal calibrated RC oscillator with a frequency range of 1.0 MHz to 20.0 MHz.
8. Two software selectable power saving modes: Idle and Power-down.
9. Brown-out detection and reset feature for improved reliability.

Applications:

The ATTINY25-20SI is suitable for a wide range of applications due to its small size, low power consumption, and versatile features. Some common applications include:

1. Remote controls and wireless communication devices.
2. Battery-powered devices, such as portable electronics and wearables.
3. Industrial control and automation systems.
4. Medical devices and equipment.
5. Home automation and IoT devices.
6. Toys and games with simple electronic control.
7. Data acquisition and signal processing systems.
8. Sensor interfaces and monitoring systems.
9. Low-power embedded systems in various industries.

The ATTINY25-20SI's combination of performance, low power consumption, and small footprint makes it an ideal choice for applications where space and energy efficiency are critical.