ATTINY13A-SU

Overview

The ATTINY13A-SU is an 8-bit AVR microcontroller from Microchip Technology, housed in an 8-pin SOIC package. It features a high-performance RISC architecture delivering up to 20 MIPS at 20 MHz. The device includes 1 KB of In-System Programmable Flash, 64 bytes of EEPROM, and 64 bytes of SRAM. It operates within a voltage range of 1.8V to 5.5V and supports industrial temperature ranges. Key peripherals include a 4-channel 10-bit ADC, an analog comparator, a programmable watchdog timer, and SPI-based in-system programming capabilities.

Feature Summary

• Advanced RISC architecture with single-cycle instruction execution for optimized power and speed
• Integrated non-volatile memory segments including self-programmable Flash and EEPROM
• On-chip debug system (debugWIRE) and serial programming via SPI interface
• Multiple low-power sleep modes including Idle, Power-down, and ADC Noise Reduction

Applications

• Battery-powered consumer electronics requiring low active current consumption
• Simple sensor interfaces utilizing the internal 10-bit ADC
• Basic control logic in industrial environments within specified temperature limits
• Cost-sensitive embedded systems leveraging the compact 8-pin form factor

Procurement Notes

Verify the specific suffix 'SU' corresponds to the 8-SOIC package variant when sourcing. Confirm that the required operating frequency aligns with the voltage supply constraints defined in the datasheet speed grades. Ensure compatibility with standard SPI programmers for in-system programming needs. Check for any specific revision history updates regarding pinout or electrical characteristics before finalizing design integration.

Selection Notes

Select this component for applications needing minimal I/O lines and basic analog conversion capabilities. The 8-pin SOIC package suits space-constrained PCB layouts. Consider the trade-off between processing speed and power consumption based on the available clock frequencies at different supply voltages. This part is suitable for simple control tasks rather than complex data processing due to limited memory resources.

Part Context

This device belongs to the ATtiny family of 8-bit AVR microcontrollers, designed for low-cost, low-power embedded applications. It shares architectural similarities with other members like the ATTINY13A-SSU but differs in physical packaging. The series emphasizes energy efficiency through picoPower technology and flexible clock options, making it a staple for simple standalone microcontroller tasks.

Replacement Considerations

Direct replacements must match the 8-pin SOIC footprint and AVR core compatibility. Verify if alternative packages like PDIP or VDFN are acceptable for mechanical constraints. Ensure substitute parts support the same SPI programming protocol and maintain similar memory sizes.