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Status
Part Number	Status	Explanation
DS2490	This product is Not Recommended for New Designs. See Ordering Information for recommended replacements.	The DS2490 remains available but is not recommended for new designs. The DS2480B and DS2482S-100 alternatively provide either UART/RS232 or I2C to 1-Wire interface solutions.

Data Sheet

FULL DATA SHEET (PDF, 1.3MB) Download   E-Mail

Application Notes

Application Note 148: Guidelines for Reliable Long Line 1-Wire® Networks - DS2490 Application Note 193: Extending 1-Wire® Range with Network Proxies - DS2490 Application Note 1097: White Paper 2: Using the 1-Wire® Public Domain Kit - DS2490 Application Note 1740: White Paper 6: 1-Wire Drivers Installation Guide for Windows - DS2490 Application Note 3358: OneWireViewer User's Guide, Version 1.4 - DS2490 Application Note 3438: Serial Digital Data Networks - DS2490 Application Note 3829: Determining the Recovery Time for Multiple-Slave 1-Wire Networks - DS2490 Application Note 3874: Simple Characterization Circuit for Rechargeable AA Cells - DS2490 Application Note 4206: Choosing the Right 1-Wire® Master for Embedded Applications - DS2490

Design Guides

1-Wire® Products (PDF)

Reliability Reports

Reliability Report: DS2490.pdf

Software/Models

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