ATTINY102-MNR

Overview

The ATTINY102-MNR is an 8-bit AVR microcontroller featuring a 16MHz maximum clock frequency and 1024 bytes of in-system programmable Flash memory. It includes 32 bytes of internal SRAM, six programmable I/O lines, and a 10-bit ADC with five channels. The device operates within a voltage range of 1.8V to 5.5V and supports industrial temperature ranges up to +125°C. Key peripherals include a USART interface, a 16-bit Timer/Counter, and an analog comparator.

Feature Summary

• Advanced RISC architecture enabling single-clock-cycle execution for high throughput
• Non-volatile Flash memory supporting self-programming across the full operating voltage range
• Integrated low-power modes including Idle, ADC Noise Reduction, and Power-down
• Programmable Watchdog Timer with a separate on-chip oscillator

Applications

• Battery-powered sensor nodes requiring extended data retention
• Industrial control systems operating at elevated temperatures
• Low-pin-count embedded applications utilizing serial communication
• Cost-sensitive consumer electronics with strict power constraints

Procurement Notes

Verify that the ordering suffix matches the required package type and speed grade. Confirm the specific temperature range designation aligns with system requirements. Ensure compatibility with existing programming interfaces before procurement. Cross-reference the manufacturer's latest datasheet for any packaging or specification updates.

Selection Notes

Select this component when a compact 8-pin footprint is necessary alongside essential analog capabilities. The integrated 10-bit ADC and analog comparator support signal conditioning tasks without external components. Consider the trade-off between processing speed and power consumption based on the selected speed grade.

Part Context

This part belongs to the ATtiny102 family, designed for applications demanding minimal pin counts and low power consumption. It utilizes the AVR enhanced RISC core to deliver efficient code execution. The device integrates essential peripherals into a small form factor suitable for space-constrained designs.

Replacement Considerations

Consult official Microchip documentation for verified substitute part numbers. Ensure functional equivalence regarding pinout, memory size, and peripheral availability. Verify that alternative packages meet the same thermal and electrical specifications.