TNETEL1400

EtherLoop

™ TRANSCEIVER

SPHS004A – FEBRUARY 1999 – REVISED MARCH 1999

4

POST OFFICE BOX 655303

0.22

µF

Bias

RXGAIN

5 V

TXGAIN

4.99 k

Ω

4.99 k

Ω

100 nF

5

Ω

5

Ω

13

Ω

1%

0.1

µF

2.2

µF

2.2

µF

0.22

µF

TX_IN

RX_MODE

RX_OUT

TX_EN

IP_INT

OP_INT

IN_INT

ON_INT

TXINN

TXINP

3

4

10 K

0.1

µF

0.22

µF

100 nF

100 nF

Figure 4.

EtherLoop Front-End Application (CE)

† All bias resistors should be 1% tolerance. The resistors on REMP, REMN, and REMREF also should be 1% and placed as close as possible

to their respective pins.