5

TPP7XGJERxG

Oplink Communications, LLC

S0510. Rev.01 (web) 2015-08-21

ESD & Electromagnetic Compatibility

Interfacing the Transceivers

50 line

50 line

50 line

50 line

TD+

TD-

RD+

RD-

ASIC/

SerDes

+

4.7µH

0.1µF

22µF

0.1µF

+3.3V

+3.3V

+3.3V

SCL, SDA, MOD_ABS

TX_Fault

+3.3V

R

R

R

SFP+

VccR

RX_LOS

+

4.7µH

0.1µF

22µF

0.1µF

+3.3V

VccT

VeeT, VeeR

R: 4.7k to 10k

Communication is via a serial 2-wire serial interface. As described in the document SFF-8472 there are two distinct address spaces:

Recommended electrical connections to transceiver are shown below.

Application Schematics

Requirements

Standard

Status

Electro Static Discharge to the Electrical Pins (ESD)

EIA/JESD22-A114-B

MIL-STD 883C Method 3015.7

Exceeds requirements

Class 1B (>1000V)

Immunity to ESD (housing, receptacle)

IEN 61000-4-2

Exceeds requirements

Discharges ranging from 2kV to 15kV

without damages to the transceiver

Electromagnetic Emission (EMI)

FCC Part 15, Class B

EN 55022 Class B

CISPR 22

Exceeds requirements Class B

Base Address A0(hex)

Byte Address

Content

0 – 95

Serial Transceiver ID as defined in SFP MSA

96 – 127

OPLINK Specific

128 – 255

Reserved

Base Address A2(hex)

Byte Address

Content

0 - 55

Alarm & Warnings thresholds & limits

56 - 95

External calibration constants (not used)

96 – 119

Values from real time diagnostic monitoring

120 – 127

Not used

128 – 247

Customer specific, writable area

248 - 255

Not used