OPA3693 Datasheet, PDF (9/29 Pages) Burr-Brown (TI) – Triple, Ultra-Wideband, Fixed-Gain, VIDEO BUFFER with Disable

OPA3693
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TYPICAL CHARACTERISTICS: ±5V (continued)
At G = +2 (–IN grounded) and R_L = 100Ω, unless otherwise noted.
SBOS353 – DECEMBER 2006
2-TONE, 3RD-ORDER INTERMODULATION INTERCEPT
60
55
P_I
1/3
50W OPA3693
P_O
50
500W
300W
45
40
300W
35
30
P_I
25
20
15
1/3
50W OPA3693
300W
300W
50W
P_O
50W
R_L = 500W
R_L = 100W
10
0
50
100
150
200
250
Frequency (MHz)
Figure 13.
INPUT VOLTAGE vs CURRENT NOISE DENSITY
100
Inverting Current Noise (internal)
22pA/ÖHz
Noninverting Current Noise 17.8pA/ÖHz
10
1
100
Voltage Noise
1.8nV/ÖHz
1k
10k
100k
1M
10M
Frequency (MHz)
Figure 14.
RECOMMENDED R_S vs CAPACITIVE LOAD
60
G = +2
< 0.5dB Peaking
50
SMALL-SIGNAL FREQUENCY RESPONSE vs
CAPACITIVE LOAD
9
G = +2
6
Optimized R_S
40
30
V_IN
20
50W
10
0
1
1/3
OPA3693
300W
300W
R_S
V_O
C_L 1kW
1kW is optional
10
Capacitive Load (pF)
Figure 15.
3
C_L = 100pF
0
C_L = 50pF
-3
C_L = 10pF
C_L = 20pF
-6
-9
100
10
100
Frequency (MHz)
Figure 16.
1000
SETTLING TIME
20
G = +2
15
R_L = 100W
10
2V ® 0V
Output Step
5
Input
0
-5
Output
-10
-15
See Figure 36
-20
0 2 4 6 8 10 12 14 16 18 20
Time (2ns/div)
Figure 17.
DISABLED FEEDTHROUGH vs FREQUENCY
-20
G = +2
-30 R_L = 100W
V_DIS = 0V
-40
Forward and Reverse
-50
-60
-70
-80
-90
See Figure 42
-100
10
100
Frequency (MHz)
1000
Figure 18.
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