The ATTINY261-15MAZ from Microchip Technology is a high-performance, low-power AVR® 8-bit microcontroller that combines 2KB ISP flash memory, 128B EEPROM, 128B SRAM, 16 general purpose I/O lines, 32 general purpose working registers, a wide range of flexible timer/counters with compare modes, internal and external interrupts, a serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 10-bit A/D converter with up to 11 multiplexed channels, programmable watchdog timer with internal oscillator, and five software selectable power saving modes. This microcontroller operates across a voltage range of 1.8-5.5V at frequencies up to 16MHz.

Key features of the ATTINY261-15MAZ include:

• Advanced RISC Architecture: With 131 powerful instructions, most of which are executed in a single clock cycle, the ATTINY261-15MAZ achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and processing speed.
• High Endurance Non-volatile Memory segments: The device is equipped with 2KB of in-system programmable flash, 128B EEPROM, and 128B SRAM, ensuring ample space for complex applications and data storage.
• Peripheral Features: Includes a variety of peripherals such as an 8-channel 10-bit A/D converter, a programmable watchdog timer, and a master/slave SPI serial interface, making it suitable for interfacing with various sensors and external components.
• Power Efficiency: With five different power-saving modes, the ATTINY261-15MAZ excels in applications requiring battery longevity or energy efficiency.
• Speed Grades: The device operates at a maximum frequency of 16MHz at 15MIPS, providing robust speed for a range of tasks.
• Temperature Range: Designed to operate over an industrial temperature range from -40°C to 85°C, this microcontroller is ideal for harsh environments.

The ATTINY261-15MAZ is a versatile microcontroller that is well-suited for a wide array of applications, including but not limited to, consumer electronics, automotive industries, industrial controls, and sensor systems. Its small footprint and comprehensive feature set make it an excellent choice for designers looking for a compact yet powerful microcontroller solution.