SN75LBC088FN datasheet(13/16 Pages) TI

13 / 16 page

Idle

Select SRXx to

Drive GTX Driver

Enable GTX Driver

Disable GTX Driver

Any SRXx

Active

Second SRXx

Active

1st Channel

Still Active

Reset

Select 5MHz CLK

to Drive GTX Data

GRX Data

Active

Enable SCLx Drivers

Disable All SCLx

Drivers

Any SRXx

Active

Disable GTX

Driver

Disable SCLx

Drivers

SMARTSQE and no

GLOBAL Collision

Disable SCLx on

Nonactive Ports

4.1

µs Min, 4.8 µs Max

Broadcast

Collision

Idle

Reset

GCL

Active

Enable SCLx Drivers

Disable All SCLx

Drivers

Idle

Reset

GRX Data

Active

Disable All STXx

Drivers

Enable All STXx

Drivers

Select GRX Data

to Drive STXx Data

Local Collision

End of Packet

The three flows in this figure

occur in parallel. The disable

of STXx drivers is an OR function

of the three independent flows.

Disable All STXx

Drivers

Figure 9. Global Mode Control Flow

SN75LBC088FN Datasheet(PDF) 13 Page - Texas Instruments

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