10

Figure 2. Transmitter Optical Eye Diagram Mask

1.3

1.0

0.8

0.5

0.2

0

-0.2

NORMALIZED TIME

0

0.22

0.375

0.625

0.78

1.0

Parameter

Symbol

Min.

Typ.

Max.

Unit

Notes

Transmitter Differential Input Voltage

±TX_DAT

650

2000

mV p-p

Transmit Fault Load

4.7

10

kW

1

TX-DISABLE Assert Time

t_off

10

µsec

2

TX_DISABLE Negate Time

T-on

1

msec

3

Time to initialize, includes reset of

TX_FAULT

t_init

300

msec

4

TX_FAULT from fault to assertion

t_fault

7

msec

5

TX_DISABLE time to start reset

t_reset

10

µsec

6

Parameter

Symbol

Min.

Typ.

Max.

Unit

Notes

Receiver Differential Output Voltage

±RX_DAT

370

2000

mV p-p

Receiver Output Rise Time

0.25

0.35

ns

7

Receiver Output Fall Time

0.25

0.35

ns

7

Receiver Loss of Light Load

4.7

10

kW

1

Receiver Loss of Signal Output Voltage

- Low

0.0

0.5

V

Receiver Loss of Signal Output Voltage

- High

V

Receiver Loss of Signal Assert Time

- Logic low to high

100

µs

Receiver Loss of Signal Deassert Time

- Logic high to low

100

µs

Receiver Electrical Characteristics

Notes:

1. 20 - 80 values.

3. Tested in accordance with the conformance testing requirements of IEEE802.3z.

4. Laser transmitter pulse response characteristics are specified by an eye diagram (Figure 2).

AFBR-5601Z

Transmitter Electrical Characteristics