LTC2873 datasheet(16/32 Pages) AD

部件名	LTC2873

功能描述	Single-Bus RS485/RS232 Multiprotocol Transceiver with Switchable Termination

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制造商	AD [Analog Devices]

网页	http://www.analog.com

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16 / 32 page

LTC2873

16

REV B

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FUNCTION TABLE

KEY: 0 = Logic Low; 1 = Logic High; RX = Receiver; TX = Driver; l = Enabled; LB = Receiver Output is the

Data Input Signal (Looped Back)

INPUTS

RESULT

SHDN

485/232

RE485

DE485/

F232

TE485

LB

MODE

DC/DC

CONV.

RS232

RS485

RX

TX

RX

TX

TERM

0

X

SHUTDOWN

1

0

X

0

X

0

RS232 SLOW

l

1

0

X

0

X

1

l

LB

l

1

0

X

1

X

0

RS232

FAST

l

1

0

X

1

X

1

l

LB

l

1

0

1

X

RS485

READY

l

1

0

X

l

1

0

RS485

l

1

0

1

l

LB

l

1

0

1

0

l

1

0

1

l

LB

1

0

1

0

l

1

0

1

0

1

l

LB

l

1

0

1

0

l

1

0

1

l

LB

l

1

0

X

l

1

X

l

类似零件编号 - LTC2873

制造商	部件名	数据表	功能描述
Linear Technology	LTC2873	184Kb / 6P	Single-Bus RS485/RS232 Multiprotocolv Transceiver with Switchable Termination

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