ATTINY13A-SHR

Overview

The ATTINY13A-SHR is an 8-bit AVR microcontroller featuring a high-performance, low-power CMOS architecture. It integrates 1K bytes of In-System Programmable Flash, 64 bytes EEPROM, and 64 bytes SRAM. The device supports a maximum clock frequency of 20 MHz and operates within a voltage range of 1.8V to 5.5V. It includes six programmable I/O lines, a 4-channel 10-bit ADC, an analog comparator, and an 8-bit Timer/Counter with PWM capabilities. The component utilizes an internal calibrated oscillator and offers industrial temperature range operation.

Feature Summary

• Advanced RISC architecture executing most instructions in a single clock cycle for up to 20 MIPS throughput at 20 MHz
• Non-volatile memory segments with high endurance supporting 10,000 Flash write/erase cycles and 100,000 EEPROM write/erase cycles
• Integrated debugWIRE on-chip debug system enabling in-system programming via SPI port
• Multiple power-saving modes including Idle, ADC Noise Reduction, and Power-down to optimize energy consumption

Applications

• Battery-powered consumer electronics requiring low active current consumption
• Industrial control systems operating within the specified industrial temperature range
• Simple sensor interfaces utilizing the integrated 4-channel 10-bit ADC
• Cost-sensitive embedded designs leveraging the compact 8-pin SOIC package

Procurement Notes

Verify the specific suffix 'SHR' against the manufacturer's official ordering guide to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints for the 8-SOIC form factor. Confirm that the required speed grade aligns with the target operating voltage and temperature conditions defined in the electrical characteristics section of the datasheet.

Selection Notes

Select this component when a balance of processing speed and minimal power usage is required for simple control tasks. The 8-bit AVR core provides sufficient instruction set richness for complex logic while maintaining low cost. Consider the available I/O lines and peripheral count against application requirements before choosing alternative members of the ATtiny family with different pin counts or memory sizes.

Part Context

This device belongs to the Microchip ATtiny13A series, which are based on the AVR enhanced RISC architecture. The series is designed for applications needing small code space and low pin count solutions. The ATTINY13A variant specifically updates previous models with improved features such as the debugWIRE interface and refined power management options compared to earlier generations.

Replacement Considerations

Direct replacements include other variants within the ATtiny13A family such as ATTINY13A-SSU or ATTINY13A-MMU, provided the package style matches the design constraints. Verify that any substitute maintains the same pinout configuration and electrical specifications to ensure functional equivalence without hardware modification.