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DS1490F - 2-in-1 Fob

General Description

The 2-in-1 Fob has a DS2490 chip in its handle to convert 1-Wire signaling to USB communication.

In this way an iButton, 1-Wire chip, or 1-Wire instrument can have a 2-way communication link with its USB host.

Key Features

  • 1-Wire® to USB port adapter for direct connection to notebook and desktop computers Any iButton™ mounts in the ergonomically angled handle for touch-and-go.

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Datasheet Details

Part number DS1490F
Manufacturer Dallas Semiconductor
File Size 169.46 KB
Description 2-in-1 Fob
Datasheet download datasheet DS1490F Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Preliminary DS1490F 2-in-1 Fob* www.dalsemi.com FEATURES 1-Wire® to USB port adapter for direct connection to notebook and desktop computers Any iButton™ mounts in the ergonomically angled handle for touch-and-go applications such as door entry Fast, convenient computer log on with data rates up to142k bits/second from the 1-Wire signal USB guard protects the USB A connector www.DataSheet4U.com during everyday use conditions. 1.5M byte speed, low power, USB 1.