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SBOS249D − JUNE 2003− REVISED APRIL 2004
TYPICAL CHARACTERISTICS: V = 6V, Differential Configuration
S
At T = +25°C, Differential Gain = 4, R = 402Ω, and R = 70Ω, unless otherwise noted. See Figure 5 for AC performance only.
A
F
L
DIFFERENTIAL SMALL−SIGNAL
FREQUENCY RESPONSE
DIFFERENTIAL LARGE−SIGNAL
FREQUENCY RESPONSE
15
12
9
3
0
Ω
Ω
RL = 70
RL = 70
VO = 200mVPP
GD = +4
GD = +1
GD = 2
VO = 0.2VPP
VO = 1VPP
−
3
6
9
6
VO = 2VPP
−
−
3
GD = +4
GD = +8
See Figure 5
VO = 5VPP
See Figure 5
0
1
10
Frequency (MHz)
100
200
1
10
100
Frequency (MHz)
DIFFERENTIAL DISTORTION vs LOAD RESISTANCE
GD = +4
DIFFERENTIAL DISTORTION vs FREQUENCY
GD = 4
−
−
−
85
90
95
−
−
−
−
−
55
3rd−Harmonic
f = 1MHz
3rd−Harmonic
Ω
RL = 70
65
75
85
95
VO = 2VPP
VO = 2VPP
2nd−Harmonic
2nd−Harmonic
−
−
105
115
See Figure 5
See Figure 5
10
−
100
100
Resistance ( )
1k
0.1
1
10
Ω
Frequency (MHz)
DIFFERENTIAL DISTORTION
vs OUTPUT VOLTAGE
−
−
−
−
−
−
70
75
80
85
90
95
GD = 4
RL = 70
f = 1MHz
Ω
3rd−Harmonic
2nd−Harmonic
−
100
105
See Figure 5
−
0.1
1
Output Voltage Swing (VPP
10
20
)
12
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