4

SPPS-27-XE-R3-CDFB

DS-6306 Rev 09 2012-09-19

Electrical Characteristics

Table 5 – Electrical Characteristics

Transmitter

Parameter

Symbol

Min.

Typica

l

Max.

Unit

Notes

Power Supply Current

-

-

460

mA

Data Input Differential Swing

400

-

1200

mVp-p

1

Input Differential Impedance

90

100

110

Ω

Transmitter Disable Voltage - Low

0

0.8

V

2

Transmitter Disable Voltage - High

2.0

V

Power Down Voltage _Low

0

0.8

Power Down Voltage _High

2.0

TX Fault Assert Time

-

-

50

ms

TX Fault Reset Time

10

-

-

μs

TX_Disable Assert Time

TX_DISA

10

us

TX_Disable Deassert Time

TX_DISD

10

us

TX Power Down Assert Time

T_PD assert

512

ns

3

Recovery Time following TX Power

Down

following TX Sleep

T_PD recover

512

ns

4

Receiver

Power Supply Current

200

mA

Data Output Differential Swing

600

900

5

Loss of Signal (LOS)Assert Time

-

-

100

μs

Loss of Signal(LOS) Deassert Time

-

-

100

μs

Output

Differentia Impedance

80

100

120

Ω

RX-LOS

0.0

-

0.4

V

V

Time to Initialize 2-Wire Interface

t-2w-start-up

-

-

300

ms

Time to Initialize

t-start-up

-

-

300

ms

Notes:

1.

2.

TX_nBRST (See Pin Function Definitions).

3.

Measured to 10% of final supply current

4.

Measured to 90% of final supply current

5.

CML output, AC coupled internally, guaranteed in the full range of input optical power (-24dBm to