DG2730(2011) Ver la hoja de datos (PDF) - Vishay Semiconductors

Número de pieza

componentes Descripción

Fabricante

DG2730
(Rev.:2011)

2 Port, USB 2.0 High Speed (480 Mbps) Switch, DPDT Analog Switch

Vishay Semiconductors 

DG2730

Vishay Siliconix

TEST CIRCUITS

Switch

Input

Logic

Input

V+

HSD1± V+

or HSD2±

D±

S

GND OE

0V

Switch Output

VOUT

RL

50 Ω

CL

35 pF

Logic

Input

Switch

Output

CL (includes fixture and stray capacitance)

( ) VOUT = D±

RL

RL + RON

Figure 1. Switching Time

VINH

VINL

50 %

tr < 5 ns

tf < 5 ns

0.9 x VOUT

0V

tON

tOFF

Logic "1" = Switch on

Logic input waveforms inverted for switches that have

the opposite logic sense.

V+

VHSD1±

VHSD2±

V+

HSD1±

D±

HSD2±

S

GND OE

RL

50 Ω

VO

CL

35 pF

Logic

Input

VINH

VINL

HSD1± = HSD2±

VO

Switch 0 V

Output

90 %

tD

tr < 5 ns

tf < 5 ns

tD

CL (includes fixture and stray capacitance)

Figure 2. Break-Before-Make Interval

V+

Vgen

Rgen

+

VIN = 0 - V+

HSD1± V+

or HSD2±

D±

OE

GND S

VOUT

CL = 1 nF

VOUT

IN

On

VOUT

Off

On

Q = OUT x CL

Figure 3. Charge Injection

IN depends on switch configuration: input polarity

determined by sense of switch.

www.vishay.com

Document Number: 67786

6

S11-1774-Rev. C, 05-Sep-11

This document is subject to change without notice.

THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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