Datasheet

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SBOS249H − JUNE 2003 − REVISED AUGUST 2008
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12
TYPICAL CHARACTERISTICS: V
S
= ±6V, Differential Configuration
At T
A
= +25°C, Differential Gain = 4, R
F
= 402Ω, and R
L
= 70Ω, unless otherwise noted. See Figure 5 for AC performance only.
DIFFERENTIAL SMALL−SIGNAL
FREQUENCY RESPONSE
Frequency (MHz)
1
3
0
−
3
−
6
−
9
20010010
Normalized Gain (dB)
G
D
=+8
G
D
=+4
G
D
=+1
R
L
=70
Ω
V
O
= 200mV
PP
See Figure 5
G
D
=2
DIFFERENTIAL LARGE−SIGNAL
FREQUENCY RESPONSE
Frequency (MHz)
110100
15
12
9
6
3
0
Gain (dB)
V
O
=5V
PP
V
O
=2V
PP
V
O
=0.2V
PP
SeeFigure5
R
L
=70
Ω
G
D
=+4
V
O
=1V
PP
DIFFERENTIAL DISTORTION vs LOAD RESISTANCE
Resistance (
Ω
)
10 100 1k
−
85
−
90
−
95
−
100
Harmonic Distortion (dBc)
SeeFigure5
G
D
=+4
f=1MHz
V
O
=2V
PP
2nd−Harmonic
3rd−Harmonic
DIFFERENTIAL DISTORTION vs FREQUENCY
Frequency (MHz)
0.1 1 10
−
55
−
65
−
75
−
85
−
95
−
105
−
115
Harmonic Distortion (dBc)
G
D
=4
R
L
=70
Ω
V
O
=2V
PP
SeeFigure5
3rd−Harmonic
2nd−Harmonic
DIFFERENTIAL DISTORTION
vs OUTPUT VOLTAGE
Output Voltage Swing (V
PP
)
0.1
−
70
−
75
−
80
−
85
−
90
−
95
−
100
−
105
20101
Harmonic Distortion (dBc)
G
D
=4
R
L
=70
Ω
f=1MHz
SeeFigure5
2nd−Harmonic
3rd−Harmonic