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Fabricante

FSA223

USB2.0 High-Speed (480Mbps) and Audio Switches with Negative Signal Capability

ON Semiconductor 

Test Diagrams (Continued)

tRISE = 750ps

tFALL= 750ps

0.4V

Input – VD+/D-

GND

10%

V OH

Output- VOUT

VOL

90%

50%

50%

tpLH

90%

50%

10%

50%

tpHL

Figure 17. USB Switch Propagation Delay Waveforms

tRISE= 750ps

tFALL= 750ps

0.4V

Input – VD+/D-

GND

10%

V OH

Output- VOUT

VOL

90%

50%

50%

tpLH

90%

50%

10%

50%

tpHL

Figure 18. Pulse Skew: tSK(P)=| tPHL – tPLH |

tRISE= 750ps

tFALL= 750ps

0.4V

Input – VD+/D-

GND

10%

VOH

Output1- VOUT

VOL

90%

50%

50%

tpLH1

90%

50%

10%

tpHL1

50%

VOH

Output2- VOUT

VOL

50%

tpLH2 tpHL2

tsk(o )

50%

Figure 19. Output Skew: tSK(O)=| tPLH1 – tPLH2 | or | tPHL1 – tPHL2 |

© 2007 Fairchild Semiconductor Corporation

FSA223 • Rev. 1.0.4

10

www.fairchildsemi.com

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