AD8108AST(1997) Просмотр технического описания (PDF) - Analog Devices

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производитель

AD8108AST
(Rev.:1997)

325 MHz, 8 x 8 Buffered Video Crosspoint Switches

Analog Devices 

–30

RL = 150⍀

–40

–50

–60

–70

–80

–90

10k

100k

1M

10M

FREQUENCY – Hz

Figure 18. AD8108 PSRR vs. Frequency

100

56.3

31.6

17.8

10

5.63

3.16

10

100

1k

10k

100k

1M

10M

FREQUENCY – Hz

Figure 19. AD8108 Voltage Noise vs. Frequency

1M

100k

10k

1k

100

0.1

1

10

100

500

FREQUENCY – MHz

Figure 20. AD8108 Output Impedance, Disabled

AD8108/AD8109

5

SWITCHING BETWEEN

TWO INPUTS

4

3

UPDATE INPUT

2

1

0

10

TYPICAL VIDEO OUT (RTO)

0

–10

50ns/DIV

Figure 21. AD8108 Switching Transient (Glitch)

–40

–50 VIN = 2V p-p

RL = 150⍀

–60

–70

–80

–90

–100

–110

–120

–130

–140

100k

1M

10M

FREQUENCY – Hz

100M

500M

Figure 22. AD8108 Off Isolation, Input-Output

1k

100

10

1

0.1

100k

1M

10M

FREQUENCY – Hz

100M

500M

Figure 23. AD8108 Output Impedance, Enabled

REV. 0

–11–

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