FSUSB74 datasheet(6/12 Pages) ONSEMI

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FSUSB74 • Rev. 1.0.2

AC Electrical Characteristics

All typical values are for VCC=3.3V at TA=25°C unless otherwise specified.

Symbol

Parameter

Conditions

VCC (V)

TA=- 40ºC to +85ºC

Unit

Min.

Typ.

Max.

tON

Turn-On Time when Switching

from One USB Path (or Disabled

i.e. /OE=1) to Another USB Path

RL=50

Ω, CL=35pF, VSW=0.8V,

Figure 7, Figure 8

2.5 to 4.4

126

400

µs

tOFF

Turn-Off Time, Turning Off Any

of the USB Paths

RL=50

Ω, CL=35pF, VSW=0.8V,

Figure 7, Figure 8

2.5 to 4.4

tPD

Propagation Delay

(5)

CL=5pF, RL=50

Ω, Figure 7, Figure 9

3.3

0.25

tRF

Slow Turn-On/Off Switch Paths

(5)

CL=5pF, Dn at 0V or 3.6V, 40.5

Ω in

series with switch 10% to 90%

3.3

4.5

tBBM

Break-Before-Make Time

(5)

RL=50

Ω, CL=35pF, VSW1=VSW2=0.8V,

Figure 11

2.5 to 4.4

126

400

µs

OIRR

Off Isolation

(5)

RL=50

Ω, f=240MHz, Figure 13

2.5 to 4.4

-40

Xtalk

Channel-to-Channel Crosstalk

(5)

RL=50

Ω, f=240MHz, Figure 14

2.5 to 4.4

-40

tSK(P)

Pulse Skew

(5)

VSW=0.2VdiffPP, Figure 10, CL=5pF

2.5 to 4.4

tSK(I)

Skew Between Differential

Signals Within a Pair

(5)

VSW=0.2VdiffPP, Figure 10, CL=5pF

2.5 to 4.4

Note:

Guaranteed by characterization.

Capacitance Characteristics

All typical values are for VCC=3.3V at TA=25°C unless otherwise specified.

Symbol

Parameter

Conditions

VCC (V)

Typical

Unit

CIN

Input Capacitance

(6)

CON

D+/D- On Capacitance

(6)

Any Switch Path Enabled, f=1MHz, Figure 16

3.3

7.5

COFF

HSD0n, HSD1n, HSD2n, HSD3n

Off Capacitance

(6)

If VCC=3.3V, then /OE=3.3V; f=1MHz, Figure 15

0 or 3.3

2.2

Note:

Guaranteed by characterization.

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