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Normal operating conditions – Approved Optics Approved ZTE SFP-GE-RJ45 User Manual

Page 2

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SFP-GE-RJ45-A

1000Base-TX SFP Module
Copper Interface RJ45, 100m, RoHS6

Approved Optics, Inc. www.ApprovedOptics.com

Page 2 of 5

Normal Operating Conditions

Parameter

Symbol

Min.

Typical

Max.

Unit

Operating Temperature

TA

0

+70 °C

Supply Voltage

VCC

3.14

3.3

3.46

V

Parameter

Symbol

Min

Typ

Max

Units

Notes/Conditions

+3.3 Volt Electrical Power Interface

Supply Current

Icc

300

350

mA

Input Voltage

Vcc

3.13

3.3

3.47

V

Surge Current

Isurge

30

mA

Low-Speed Signals, Electronic Characteristics

SFP Output
LOW

VOL

0

0.5

V

4.7k to 10k pull-up to host_Vcc,

measured at

host side of connector

SFP Output
HIGH

VOH

host_V

cc-0.5

host_V

cc+0.3

V

4.7k to 10k pull-up to

host_Vcc,measured at host side

of connector

SFP Input LOW

VIL

0

0.8

V

4.7k to 10k pull-up to Vcc,

measured at SFP side of

connector

SFP Input HIGH

VIH

2

Vcc

+0.3

V

4.7k to 10k pull-up to Vcc,

measured at SFP side of

connector

High-Speed Electrical Interface, Transmission Line-SFP

Line Frequency

fL

125

MHz

5-level encoding, per IEEE 802.3

Tx Output
impedance

Zout,TX

100

Ohm

Differential, for all frequencies

between 1MHz and 125MHz

Rx Input
Impedance

Zin,RX

100

Ohm

Differential, for all frequencies

between 1MHz and 125MHz

High-Speed Electrical Interface, Host-SFP

Single ended
data input swing

Vin

250

1200

mV

Single ended

Single ended
data output
swing

Vout

350

800

mV

Single ended

Rise/Fall Time

Tr,Tf

175

psec

20%-80%

Tx Input
Impedance

Zin

50

Ohm

Single ended