LTC2857CMS8-1-PBF Просмотр технического описания (PDF) - Linear Technology

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LTC2857CMS8-1-PBF

20Mbps and Slew Rate Limited 15kV RS485/RS422 Transceivers

Linear Technology 

LTC2856-1/LTC2856-2

LTC2857-1/LTC2857-2

LTC2858-1/LTC2858-2

TYPICAL APPLICATION

Multi-Node Network and End Termination Using the LTC2856-1

TE = 5V

R

D

LTC2859

R

D

LTC2856-1

R

D

LTC2856-1

R

TE = 5V

D

LTC2859

285678 TA03

RELATED PARTS

PART NUMBER

LTC485

LTC491

LTC1480

LTC1483

LTC1485

LTC1487

LTC1520

LTC1535

LTC1685

LT1785

LTC2859/

LTC2861

DESCRIPTION

Low Power RS485 Interface Transceiver

Differential RS485 Driver and Receiver Pair

3.3V Ultralow Power RS485 Transceiver

Ultralow Power RS485 Low EMI Transceiver

Differential Bus Transceiver

Ultralow Power RS485 with Low EMI, Shutdown and High Input

Impedance

50Mbps Precision Quad Line Receiver

Isolated RS485 Full-Duplex Transceiver

52Mbps RS485 Transceiver with Precision Delay

60V Fault Protected RS485 Transceiver

20Mbps RS485 Transceivers with Integrated Switchable Termination

COMMENTS

ICC = 300μA (Typ)

ICC = 300μA

3.3V Operation

Controlled Driver Slew Rate

10Mbaud Operation

Up to 256 Transceiver on the Bus

Channel-to-Channel Skew 400ps (Typ)

2500VRMS Isolation in Surface Mount Package

Propagation Delay Skew 500ps (Typ)

60V Tolerant, ±15kV ESD

Integrated, Switchable, 120Ω Termination Resistor,

±15kV ESD

20 Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com

285678fe

LT 0308 REV E • PRINTED IN USA

© LINEAR TECHNOLOGY CORPORATION 2006

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