XE0204 查看數據表（PDF） - Xecom

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XE0204

2-wire/4-wire telephone line interface.

Xecom 

XE0204 Typical Connection Diagram for a 2-Wire, Dial-up Line

Modem Analog

Front End

/Ring

Receive

Transmit

OHRLY

+5 Volts

XE0204

VCC

TxTIP

/RI

RCVR

XMIT

TxRING

OH

/4Wire

RxTip

Gnd

RxRing

10 ohms, 1/2 W

Teccor

P3100SB

10 ohms, 1/2 W

FerriteBead

FerriteBead

470 pFd

2600 Volts

RJ11

4

3

470 pFd

2600 Volts

XE0204 Typical Connection Diagram for a 2-Wire, Leased Line

Modem Analog

Front End

/Ring

Receive

Transmit

OHRLY

+5 Volts

XE0204

VCC

TxTIP

/RI

RCVR

XMIT

TxRING

OH

/4Wire

RxTip

Gnd

RxRing

10 ohms, 1/2 W

Teccor

P3100SB

10 ohms, 1/2 W

FerriteBead

FerriteBead

470 pFd

2600 Volts

RJ11

4

3

470 pFd

2600 Volts

XECOM

(5)

XE0204

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