ADM1021ARQZ-REEL7

Overview

The ADM1021ARQZ-REEL7 is a board-mount temperature sensor manufactured by onsemi. It features a digital output type and supports I2C, SMBus, and 2-Wire interfaces. The device operates within a temperature range of 0°C to +100°C and offers accuracy specifications of +/- 1°C to +/- 5°C. It is housed in a QSOP-16 package and supports local and remote configuration modes for system monitoring.

Feature Summary

• Supports both local and remote temperature sensing configurations
• Integrates a two-wire serial interface compatible with SMBus standards
• Provides digital output for system management applications

Applications

• Desktop computer thermal monitoring
• Notebook computer temperature management
• Industrial controller environmental sensing

Procurement Notes

Verify component authenticity through authorized distribution channels due to potential availability constraints. Confirm RoHS compliance status and specific manufacturing lot details prior to integration. Ensure the procurement source provides valid traceability documentation matching the onsemi manufacturer identification for quality assurance purposes.

Selection Notes

Select this component for systems requiring dual-channel temperature monitoring via standard serial protocols. The QSOP-16 package suits surface mount designs with space constraints. Verify that the required operating temperature range aligns with the specified 0°C to +100°C limit for the intended application environment.

Part Context

This part belongs to the ADM1021 series of low-cost microprocessor system temperature monitors. The series is designed for personal computers and systems needing thermal management. The device utilizes a novel measurement technique to cancel absolute base-emitter voltage values, eliminating the need for calibration during operation.

Replacement Considerations

The ADM1021AARQZ-R7 is a documented substitute variant within the same product family.