OPA2652
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SBOS125A–JUNE 2000–REVISED MAY 2006
TYPICAL CHARACTERISTICS: VS = ±5V (continued)
At TA = +25°C, G = +2, RF = 402Ω, and RL = 100Ω, unless otherwise noted. See Figure 28 and Figure 29.
TWO-TONE, 3rd-ORDER SPURIOUS LEVEL
COMPOSITE VIDEO dG/dφ
df, Positive Video
-50
-60
-70
-80
-90
0.30
0.25
0.20
0.15
0.10
0.05
0.00
20MHz
10MHz
df, Negative Video
5MHz
2MHz
1MHz
dG, Positive Video
Load Power at matched 50W load
dG, Negative Video
3
-8
-6
-4
-2
0
2
4
1
2
4
Single-Tone Load Power (dBm)
Number of 150W Loads
Figure 13.
Figure 14.
INPUT VOLTAGE AND CURRENT NOISE DENSITY
CHANNEL-TO-CHANNEL CROSSTALK
-30
-40
-50
-60
-70
-80
-90
100
Voltage Noise = 8.0nV/ÖHz
Current Noise = 1.4pA/ÖHz
10
1
100
1k
10k
100k
1M
10M
10
100
1000
Frequency (Hz)
Frequency (MHz)
Figure 15.
Figure 16.
RECOMMENDED RS vs CAPACITIVE LOAD
FREQUENCY RESPONSE vs CAPACITIVE LOAD
70
2
1
G = +2
CL = 10pF
60
50
40
30
20
10
0
0
CL = 22pF
-1
-2
-3
-4
-5
-6
-7
-8
CL = 100pF
RS
1/2
OPA2652
VO
1kW
CL = 47pF
CL
0
10M
100M
1G
1
10
100
1000
Frequency (Hz)
Capacitive Load (pF)
Figure 17.
Figure 18.
7
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