DS2480B Datasheet - Maxim Integrated Products

Serial 1-Wire Line Driver

DS2480B Features

* Simplifies the Design of a Low-Cost, Universal RS-232 COM Port to 1-Wire® Interface True-Ground o Interface to an RS-232 COM Port for Reading and Writing 1-Wire Devices o Works with Bipolar as well as Unipolar Logic Signals o Slew Rate Controlled 1-Wire Pulldown and Active Pullup to Accomm

DS2480B General Description

GND - Ground 1-W - 1-Wire Input/Output NC - No Connection VDD - 4.5V to 5.5V VPP - Optional EPROM Programming Voltage POL - RXD/TXD Polarity Select TXD - Serial Data from UART RXD - Serial Data to UART ORDERING INFORMATION PART DS2480B+ TEMP PIN- RANGE PACKAGE -40°C to +85°C 8 SO .

DS2480B Datasheet (465.17 KB)