ZL60105/6

Data Sheet

8

Zarlink Semiconductor Inc.

Figure 6 - Transmitter Reset Signal Timing Diagram

Figure 7 - Transmitter Enable and DisableTiming Diagram

Tx_DIS High

Tx_DIS Low

Tx_EN High

Transmitter disabled

Normal operation

Tx_EN Low

Transmitter disabled

Transmitter disabled

Table 2 - Truth Table for Transmitter Operation (Pre-condition: RESET floating or HIGH)

Transmitter Not Ready

Normal operation

FAULT

T

ON

Tx Output [0:11]

Data [0:11]

RESET

T

TDD

Tx_EN

Data [0:11]

Lasers

off

T

TD

Normal operation

Tx Off

Tx_DIS

Lasers

off

Data [0:11]

T

TD

Normal operation

Tx Off

Data [0:11]

Tx_EN

T

TEN

Normal operation

Transmitter Not Ready