ALD2301SAIL

Overview

The ALD2301SAIL is a dual precision CMOS voltage comparator manufactured by Advanced Linear Devices Inc. It features an open-drain output configuration and operates on single (+5V) or dual (±5V) power supplies within a 3V to 10V range. The device exhibits a typical supply current of 110µA, input bias current of 10pA, and response time of 300ns for TTL inputs. It supports high output sinking current up to 60mA and includes input offset voltage specifications ranging from 2mV to 20mV depending on the grade.

Feature Summary

• High input impedance with extremely low input bias currents
• Open-drain outputs allowing wired-OR connections
• CMOS, NMOS, and TTL compatible logic levels
• Low power dissipation suitable for battery-operated instruments

Applications

• High source impedance voltage comparison circuits
• Dual limit window comparators
• Power supply voltage monitors
• Photo-detector sensor circuits
• Relay or LED drivers

Procurement Notes

Verify the specific suffix 'SAIL' against official manufacturer documentation to confirm package type, temperature range, and lead-free status. Ensure compatibility with required operating voltages and load conditions before integration. Confirm RoHS compliance requirements match the component's manufacturing version.

Selection Notes

Select this component for applications requiring low standby power combined with high output drive capability. Consider the open-drain output when designing pull-up resistor networks. Evaluate input offset voltage grades based on precision requirements. Verify thermal performance within the specified operating temperature range.

Part Context

This part belongs to the ALD2301 series of dual precision voltage comparators. It utilizes advanced silicon gate CMOS technology to achieve high performance characteristics. The series includes variants with different temperature ranges and packaging options such as SOIC, PDIP, and CERDIP.

Replacement Considerations

The datasheet identifies functional equivalents to LM193 industry standard comparators. Verify pinout compatibility and electrical parameter alignment when substituting with other dual precision CMOS comparators.