beautypg.com

Typical operating characteristics – Rainbow Electronics MAX4889C User Manual

Page 6

background image

MAX4889B/MAX4889C

2.5/5.0Gbps PCIe Passive Switches

6

_______________________________________________________________________________________

Typical Operating Characteristics

(V

CC

= +3.3V, T

A

= +25°C, unless otherwise noted.)

4.0

5.5

5.0

4.5

6.5

6.0

7.5

7.0

8.0

0

0.6

1.2

1.8

ON-RESISTANCE vs. V

_IN_

MAX4889B/9C toc01

V

_IN_

(V)

R

ON

)

V

CC

= +3.0V

V

CC

= +3.6V

V

CC

= +3.3V

3

2

4

5

6

7

8

9

10

0

0.3

0.6

0.9

1.2

1.5

ON-RESISTANCE vs. V

_IN_

MAX4889B/9C toc02

V

_IN_

(V)

R

ON

)

T

A

= +85

°C

T

A

= -40

°C

T

A

= +25

°C

250

350

300

500

450

400

650

600

550

700

-40

10

-15

35

60

85

SUPPLY CURRENT

vs. TEMPERATURE

MAX4889B/9C toc03

TEMPERATURE (

°C)

SUPPLY CURRENT (

μ

A)

MAX4889B
MAX4889C

V

CC

= +3.6V

V

CC

= +3.3V

V

CC

= +3.0V

V

CC

= +3.6V

V

CC

= +3.3V

V

CC

= +3.0V

0.9

1.0

1.2

1.1

1.3

1.4

3.0

3.2

3.1

3.3

3.4

3.5

3.6

LOGIC THRESHOLD

vs. SUPPLY VOLTAGE

MAX4889B/9C toc04

V

CC

(V)

LOGIC THRESHOLD (V)

V

IH

V

IL

0

10

20

60

50

40

30

80

70

90

TURN-ON/-OFF TIME

vs. SUPPLY VOLTAGE

MAX4889B/9C toc05

V

CC

(V)

TURN-ON/-OFF TIME (ns)

3.0

3.4

3.5

3.2

3.3

3.1

3.6

t

ON SEL

t

OFF SEL

-20

-16

-18

-12

-14

-8

-10

-6

-2

-4

0

0

2

4

6

8

10

DIFFERENTIAL INSERTION LOSS

vs. FREQUENCY

MAX4889B/9C toc06

FREQUENCY (GHz)

DIFFERENTIAL INSERITON LOSS (dB)

MAX4889B
MAX4889C

MASK

-50

-40

-45

-30

-35

-20

-25

-15

-5

-10

0

0

2

4

6

8

10

DIFFERENTIAL OFF-ISOLATION

vs. FREQUENCY

MAX4889B/9C toc07

FREQUENCY (GHz)

DIFFERENTIAL OFF-ISOLATION (dB)

-80

-60

-70

-50

-20

-10

-30

-40

0

0

2

4

6

8

10

DIFFERENTIAL CROSSTALK

vs. FREQUENCY

MAX4889B/9C toc08

FREQUENCY (GHz)

DIFFERENTIAL CROSSTALK (dB)

-40

-30

-35

-25

-10

-5

-15

-20

0

0

2

4

6

8

10

DIFFERENTIAL RETURN LOSS

vs. FREQUENCY

MAX4889B/9C toc09

FREQUENCY (GHz)

DIFFERENTIAL RETURN LOSS (dB)

MAX4889B
MAX4889C

MASK