AD8120ACPZ-R2 datasheet(7/16 Pages) AD

7 / 16 page

AD8120

Rev. 0 | Page 7 of 16

TYPICAL PERFORMANCE CHARACTERISTICS

TA = 25°C, VS = ±5 V, RL = 150 Ω, 10% to 90% input rise/fall time (tR/tF) = 4 ns, unless otherwise noted.

–2

–4

–6

–8

–10

–12

0.3

100

FREQUENCY (MHz)

DELAY CODE = 63

DELAY CODE = 33

DELAY CODE = 1

DELAY CODE = 2

–2

–4

–6

–8

–10

–12

0.3

100

FREQUENCY (MHz)

DELAY CODE = 63

DELAY CODE = 33

DELAY CODE = 1

DELAY CODE = 2

Figure 4. Small-Signal Frequency Response for Various Delay Settings,

VOUT = 0.2 V p-p

Figure 7. Video Signal Frequency Response for Various Delay Settings,

VOUT = 1.4 V p-p

1.8

0.8

1.0

1.2

1.4

1.6

0.6

0.4

0.2

–0.2

–20

100

120

TIME (ns)

DELAY CODE = 63

DELAY CODE = 33

VS = ±5V, LOAD = 150Ω

DELAY CODE = 0

INPUT

0.25

0.20

0.15

0.10

0.05

–0.05

–20

100

120

TIME (ns)

DELAY CODE = 63

DELAY CODE = 33

DELAY CODE = 0

INPUT

VS = ±5V

LOAD = 150Ω

Figure 5. Small-Signal Pulse Response for Various Delay Settings

Figure 8. Large-Signal Pulse Response for Various Delay Settings

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

112

ANALOG CONTROL VOLTAGE (V)

DELAY CODE

120

110

100

8 1216 20 24283236 4044 48 5256 60 64

DELAY CODE

TWO CHANNELS

ONE CHANNEL

THREE CHANNELS

Figure 6. Relative Delay vs. Delay Code and Analog Control Voltage

Figure 9. Quiescent Current vs. Delay Code

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