1000Base-T RJ-45 Gigabit

Ethernet GBIC Copper

Transceiver

GBIC HOST CONNECTOR PIN DESCRIPTIONS

PIN

NAME

DESCRIPTION

PIN 1

RX_LOS

Receiver Loss of Signal, logic high, open collector compatible, 4.7 K to 10 K Ohm pull-up to V

host. See part number chart for details.

PIN 2

RGND

Receiver Ground

PIN 3

RGND

Receiver Ground

PIN 4

MOD_DEF(0)

GBIC module definition and presence, 4.7 K to 10 K Ohm pull-up to V

PIN 5

MOD_DEF(1)

Signal SCL (Clock) of the 2-w ire serial ID interface, 4.7 K to 10 K Ohm pull- up to V

100KHz maximum clock rate.

PIN 6

MOD_DEF(2)

Signal SDA (Data) of the 2-w ire serial ID interface, 4.7 K to 10 K Ohm pull- up to V

PIN 7

TX_DISABLE

TX_DISABLE is not implemented. Transmitter Disable, logic high, open collector compatible, 4.7 K to

10 K Ohm pull-up to V

PIN 8

TGND

Transmitter Ground

PIN 9

TGND

Transmitter Ground

PIN 10

TX_FAULT

Transmitter Fault, logic high, open collector compatible, 4.7 K to 10 K Oh pull-up to V

Not implemented on the RJ-45 GBIC

PIN 11

RGND

Receiver Ground

PIN 12

RX_DATA (-)

Receive Data, differential AC coupled

PIN 13

RX_DATA (+)

Receive Data, differential AC coupled

PIN 14

RGND

Receiver Ground

PIN 15

V

Receiver Supply +5.0 Volts

PIN 16

V

Transmitter Supply +5.0 Volts

PIN 17

TGND

Transmitter Ground

PIN 18

TX_DATA (+)

Transmit Data, differential AC coupled

PIN 19

TX_DATA (-)

Transmit Data, differential AC coupled

PIN 20

TGND

Transmitter Ground