MAX3831 View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX3831

+3.3V, 2.5Gbps, SDH/SONET, 4-Channel Interconnect Mux/Demux ICs with Clock Generator

Maxim Integrated 

+3.3V, 2.5Gbps, SDH/SONET, 4-Channel

Interconnect Mux/Demux ICs with Clock Generator

FRAME DETECT

START-UP OR RESET

START 250µs TIMER

FRAME_SEARCH

LOF = 0

NO

TIMER

YES

TIMED OUT?

ROLL DATA

FRAME

NO

PATTERN

DETECTED?

YES

1 FRAME DETECTED

RESET BYTE

AND FRAME

FRAME

PATTERN

NO

DETECTED?

YES

IN_FRAME

LOF = 1

FRAME

NO

PATTERN

DETECTED?

YES

NO

FRAME

PATTERN

YES

DETECTED?

NO

FRAME

YES

PATTERN

DETECTED?

NO

FRAME

YES

PATTERN

DETECTED?

Figure 6. Frame Detection Flow Diagram

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