MIC2550A(2004) View Datasheet(PDF) - Micrel

Part Name

Description

Manufacturer

MIC2550A
(Rev.:2004)

Universal Serial Bus Transceiver

Micrel 

MIC2550A

Timing Diagrams

H

VOE#

L

VP

VP/VM

VM

VD+

VD+/VD–

VD–

tPVZ

tPZD

tPZV

Figure 1. Enable and Disable Times

VD+

Differential 90%

Data

Lines 10%

VD–

VCRS

tR

tF

Figure 2. Rise and Fall Times

Differential VD+

Data

Lines VD–

tPLH

tPHL

VOH

Output VOL

VSS

Figure 3. Receiver Propagation Delay D+/D– to RCV, VP, and VM

VOI

Input VOL

VSS

tPLH

tPHL

Differential VD+

Data

Lines VD–

Figure 4. Driver Propagation Delay VP and VM to D+/D–

Micrel

May 2004

5

M9999-051004

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