Maxim Integrated 8-Channel I/O Expander I2C 16-Pin SO, DS2482S-800+T&R, Расширитель

Allows Easy Interface Between an I2C Micro Port and a 1-Wire Slave
I2C Host Interface Supports 100kHz and 400kHz I2C Communication Speeds
8 Channels of Independently Operated 1-Wire I/O
1-Wire Master I/O with Selectable Active or Passive 1-Wire Pullup
Provides Reset/Presence, 8-Bit, Single-Bit, and 3-Bit 1-Wire I/O Sequences
Standard and Overdrive 1-Wire Communication Speeds 2
Three Address Inputs for I2C Address Assignment
Minimizes Line Noise, Reducing System EMI
Slew-Controlled 1-Wire Edges
Supports EEPROMs, Temp Sensors, or Other 1-Wire Slaves That Have Momentary High Source Current Modes
Strong 1-Wire Pullup Provided by an Internal Low-Impedance Signal Path
PCTLZ Output to Optionally Control an External MOSFET for Stronger Pullup Requirements
Wide Operating Range: 2.9V to 5.5V, -40°C to +85°C
16-Pin SO Package (150 mils)
Applications
Central Office Switches
Medical Clinical Diagnostic Equipment
PBXs
Rack-Based Servers
Wireless Base Stations

Datasheet - DS2482S-800+T&R