DS2490 - USB to 1-Wire Bridge Chip

Product Overview

Maxim Integrated

Part number	DS2490
Manufacturer	Maxim Integrated
File Size	1.35 MB
Description	USB to 1-Wire Bridge Chip
Datasheet	DS2490 Datasheet
Additional preview pages of the DS2490 datasheet.

The DS2490 is a bridge chip that enables communication between a USB host system and a 1-Wire bus.

Communicates at regular and overdrive 1Wire® speeds.
Supports stiff 5V pullup for EEPROM, sensors, and crypto iButton®.
Slew rate controlled 1-Wire timing and active pullup to accommodate long 1-Wire network lines and reduce radiation.
Programmable 1-Wire timing and driver characteristics accommodate a wide range of 1-Wire network configurations.
Low- to high-level command types, including macros, for generating 1-Wire communication.
Crystal oscillator timebase pro.

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Published: Mar 27, 2020 |