4

REV. 2C August 31, 2004

DATA SHEET

FMS6408

Typical Performance Characteristics

µF, all outputs AC coupled with 220µF into 150Ω,

referenced to 400kHz, 0dB peaking option; unless otherwise noted)

SD Group Delay vs. Frequency

-60

-40

-20

0

20

40

60

400kHz

5

10

15

25

20

30

Frequency (MHz)

1

SD Frequency Response

2

-50

-40

-30

-20

10

400kHz

5

10

15

25

20

30

Frequency (MHz)

0

-10

1

Mkr

Freq.

Gain

Ref

400kHz

6dB

1

6.91MHz -1dB BW

2

7.8MHz

-3dB BW

3

27MHz

-43.24dB

f

3

-0.8

0.2

0

-0.2

-0.4

-0.6

1st

SD Differential Gain

2nd

3rd

4th

5th

6th

NTSC

Min = -0.61

Max = 0.00

ppMax = 0.61

SD Noise vs. Frequency

-80

-100

-120

-90

-70

0

1.0

2.0

3.0

4.0

5.0

6.0

Frequency (MHz)

-110

-60

-50

Min = -0.13

Max = 0.00

ppMax = 0.13

0.05

-0.20

0

1st

SD Differential Phase

2nd

3rd

4th

5th

6th

-0.05

-0.10

-0.15

Bypass Mode Frequency Response

2

0

1

2

3

4

5

6

7

400kHz 5

10

15

20

25

30

35

40

45

Frequency (MHz)

1

Mkr Frequency

Gain

Ref

400kHz

6dB

1

28.75MHz

-1dB BW

2

36.94MHz

-3dB BW

Bypass Mode Group Delay vs. Freq.

0

14

16

400kHz 5

10152025303540

45

Frequency (MHz)

1 = 25MHz (8.99ns)

1 = 7.6MHz (31.88ns)

12

10

8

6

4

2

1