HFBR-772BWZ Datasheet, PDF (18/25 Pages) AVAGO TECHNOLOGIES LIMITED – Pluggable Parallel Fiber Optic Modules, Transmitter and Receiver Low cost per Gb/s

50 Ω 50 Ω
V_CCR
D_OUT+
D_OUT–
V_EE
Figure 10. Rx data output equivalent circuit.
D_IN+
Z _IN
D_IN–
V_CCT
50Ω
V_BIAS
50Ω ^{(NOMINAL 1.7 V)}
V_EE
Figure 11. Tx data input equivalent circuit.
V_CC
TX OUT 0
TX OUT 1
TX OUT 2
V_CC> 2.8 V
~60 ms
~6.5 ms
SHUTDOWN
~4.6 ms
SHUTDOWN
~4.6 ms
SHUTDOWN
NORMAL
NORMAL
NORMAL
TX OUT 11
SHUTDOWN
Figure 12. Typical transmitter power-up sequence.
NORMAL
NO FAULT DETECTED
-FAULT
TX OUT CH 0-11
~Toff
<200 µs
FAULT DETECTED
~100 ns
Figure 13. Transmitter FAULT signal timing diagram.
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