SPC-03-ELR-xxCDFM

DS-5864 Rev 022012-10-16

SFP Module

Laser

driver

Amplifier

EEPROM

MOD-DEF2

MOD-DEF1

MOD-DEF0

LOS

RD -

RD +

TD +

TD -

VccT

TX Fault

TX Disable

Z=50

Z=50

Z=50

Z=50

3×4.7K to 10K

10K

RGND

Host Board

SerDat Out +

SerDat Out -

SerDat In -

SerDat In +

Vcc (+3.3V)

SERDES

IC

Protocol

IC

2×4.7K to 10K

Vcc (+3.3V)

Figure 2, Recommended Interface Circuit

Pin Definitions

Figure 3 below shows the pin numbering of SFP electrical interface. The pin functions are described in Table

6 with some accompanying notes.

Pin 1 0

Pin 1

Pin 1 1

Pin 2 0

BO T T O M VIEW

OF B O A R D

OF B O A R D

T O P VIEW

Figure 3, Pin View