FSA223 Ver la hoja de datos (PDF) - ON Semiconductor

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componentes Descripción

Fabricante

FSA223

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

ON Semiconductor 

Test Diagrams

VON

Dn or R/L

VSW

GND

D+/R or D-/L

ION

GND

RON = VON / ION

VCNTRL = fn (VAudio and VCC)

Figure 11. On Resistance

I (OFF)

A

Vsw

GND D+, D-

or R/L

D+/R or D-/L

VCNTRL = fn (VAudio and VCC)

Figure 12. Off Leakage

D+, D- or R/L

I A(ON)

A

D+/R or

D-/L

Vsw

GND

VCNTRL = fn (VAudio and VCC)

Figure 13. On Leakage

D+, D- or R, L

VOUT

CL

RL

GND RS

D+/R or D-/L

Vsw

GND

GND

VCNTRL = fn (VAudio and VCC)

RL, RS, and CL are functions of the application

environment (see AC tables for specific values).

CL includes test fixture and stray capacitance.

Figure 14. AC Test Circuit Load

tRISE = 2.5ns

tFALL= 2.5ns

3V

Input - VASel

10%

GND

VOH

Output -VOUT

VOL

90% 90%

50%

50%

90%

tON tOFF

10%

90%

Figure 15. Turn-On / Turn-Off Waveforms (ASel)

tRISE = 1µs

tFALL= 1µs

VCC

Input - VCNTRL

GND 10%

VOH

Output - VOUT

VOL

Vth(max) 90%

Vth(min)

10%

90%

tON tOFF

90%

Vth = VCCth or VAudioth

VCNTRL = fn (VAudio and VCC)

Figure 16. Turn-On / Turn-Off Waveforms

(USB/Audio)

© 2007 Fairchild Semiconductor Corporation

FSA223 • Rev. 1.0.4

9

www.fairchildsemi.com

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