DS2482S-100+ by Analog Devices

Single-Channel 1-Wire Master

Status: Active
Series: DS2482-100
RoHS: Unknown
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The DS2482-100 is an I²C to 1-Wire® bridge device that interfaces directly to standard (100kHz max) or fast (400kHz max) I²C masters to perform bidirectional protocol conversion between the I²C master and any downstream 1-Wire slave devices. Relative to any attached 1-Wire slave device, the DS2482-100 is a 1-Wire master. Internal factory trimmed timers relieve the system host processor from generating time-critical 1-Wire waveforms, supporting both standard and Overdrive 1-Wire communication speeds. To optimize 1-Wire waveform generation, the DS2482-100 performs slew rate control on rising and falling 1-Wire edges and provides additional programmable features to match drive characteristics to the 1-Wire slave environment. Programmable strong pullup features support 1-Wire power delivery to 1-Wire devices such as EEPROMs and sensors. The DS2482-100 combines these features with an output to control an external MOSFET for enhanced strong pullup application. The I²C slave address assignment is controlled by two binary address inputs, resolving potential conflicts with other I²C slave devices in the system.

Where to Buy

Prices starting from US$1.00

Distributor Stock
Logo for Farnell
Farnell
from US$1.30
7,405
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.29
7,831
in stock
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Logo for element14
element14
from US$1.38
7,405
in stock
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Logo for Analog Devices
Analog Devices
from US$1.00
270
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Features

Allows Easy Interface Between a I2C Microport and a 1-Wire Slave I2C Host Interface Supports 100kHz and 400kHz I2C Communication Speeds 1-Wire Master IO with Selectable Active or Passive 1-Wire Pullup Provides Reset/Presence, 8-Bit, Single-Bit, and 3-Bit 1-Wire IO Sequences Standard and Overdrive 1-Wire Communication Speeds Two Address Inputs for I2C Address Assignment
I2C Host Interface Supports 100kHz and 400kHz I2C Communication Speeds
1-Wire Master IO with Selectable Active or Passive 1-Wire Pullup
Provides Reset/Presence, 8-Bit, Single-Bit, and 3-Bit 1-Wire IO Sequences
Standard and Overdrive 1-Wire Communication Speeds
Two Address Inputs for I2C Address Assignment
Minimizes Line Noise Reducing System EMI Slew-Controlled 1-Wire Edges
Slew-Controlled 1-Wire Edges
Supports EEPROMs, Temperature 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
Strong 1-Wire Pullup Provided by an Internal Low-Impedance Signal Path
PCTLZ Output to Optionally Control an External MOSFET for Stronger Pullup Requirements
Operating Range: 2.9V to 5.5V, -40°C to +85°C
8-Pin (150 mils) SO and 9-Bump WLP Packages

Specifications

Functions 1-Wire Bridge
VSUPPLY (V) 2.9 to 5.5
Package/Pins SOIC (N)/8WLP/9
Oper. Temp. (°C) -40 to +85
BudgetaryPrice (See Notes) 0.91


DS2482S-100+ Semiconductors - ICs by Analog Devices

INTERFACE I2C TO 1 WIRE MASTER 8SOIC

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Bridge Type I2C to 1-Wire
Supply Voltage Min 4.5V
Supply Voltage Max 5.5V
Interface Case Style SOIC
No. of Pins 8Pins
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
Base Number 2482
Device Marking DS2482S-100+
No. of Lanes 1
No. of Receivers 1Receivers
Operating Temperature Range -40°C to +85°C
Supply Current 0.75mA
Supply Voltage Range 2.9V to 5.5V
Termination Type Surface Mount Device

Alternative Descriptions

Interface Bridge, I2C To 1-Wire, Soic-8 | Newark Electronics
INTERFACE, I2C TO 1 WIRE, MASTER, 8SOIC | element14
Single-Channel 1-Wire Master | Analog Devices

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS2482S-100+ ?

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Is the DS2482S-100+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS2482S-100+ have stock available?

Authorised distributors including Newark Electronics, element14, Farnell and Analog Devices have stock available or on a lead time for DS2482S-100+ .

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