7

Table 8 - Receiver Optical Characteristics

Parameter

Symbol

Minimum

Typical

Maximum

Units

Reference

InputOpticalPower

-17

0

dBm avg. 17

Stressed Receiver Sensitivity

62.5µm

50µm

-12.5-13.5

dBm avg. 18

ContributedTotalJitter

TJ

2660.332

psUI

ReceiveElectrical3dBUpperCutoffFrequency

1500

MHz

19

Operating Center Wavelength

770

850

860

nm

Return Loss

RL

12

dB

20

SignalDetectAssertPowerLevel

-17

dBm avg. 21

SignalDetectDeassertPowerLevel

-30

dBm avg. 21

Signal Detect Hysteresis

1.5

dB

21

Parameter

Symbol

Minimum

Typical

Maximum

Units

Reference

Tx Disable Assert Time

t_off

100

µs

22

Tx Disable Deassert Time

t_on

1.0

ms

23

Time to initialize

t_init

300

ms

24

TxDisablePulseWidthtoReset

t_reset

10

µs

25

Interval between Transmit Disable Assertions

10

ms

Signal Detect Assert Time

SD_on

100

µs

26

Signal Detect Deassert Time

SD_off

350

µs

27

Parameter

Symbol

Minimum

Typical

Maximum

Units

Reference

Hand Lead Soldering Temperature/Time

+260/10

°C/sec

Wave Soldering and Aqueous Wash

+260/10

°C/sec

AqueousWashPressure

110

psi

Notes:

17.Receiversensitivityismeasuredusingaworstcaseextinctionratiopenaltywhilesamplingatthecenteroftheeye.

18.StressedreceiversensitivityismeasuredusingtheconformancetestsignaldefinedbyIEEE802.3,section38.6.11.Theconformancetestsig-

nal is conditioned by applying deterministic jitter and intersymbol interference.

19.TheReceiveElectrical3dBUpperCutoffFrequencyofthereceiverismeasuredusingthetechniqueoutlinedinIEEE802.3,section38.6.11.

20. Return Loss is defined as the minimum attenuation (dB) of received optical power for energy reflected back into the optical fiber.

21.Withvalid8b/10bencodeddata.

22. Time from rising edge of Tx_Disable to when modulated optical output falls below 10% of nominal.

23. Time from falling edge of Tx_Disable to when the modulated optical output rises above 90% of nominal.

24.TimefrompoweronorfallingedgeofTx_Disabletowhenthemodulatedopticaloutputrisesabove90%ofnominal.

25. Time Tx_Disable must be held high to disable transmitter. Measured from leading edge of Tx_Disable to when the modulated optical output

falls below 10% of nominal.

26.TimefromSDdeasserttoSDassert.

27.Timefromnon-SDasserttoSDdeassert.

Table 10 - PCB Assembly Process Compatibility

Table 9 - Transceiver Timing Characteristics