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THS4302 Datasheet, PDF (11/23 Pages) Texas Instruments – WIDEBAND FIXED-GAIN AMPLIFIER | |||
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THS4302
SLOS403G â OCTOBER 2002 â REVISED JANUARY 2005
TYPICAL THS4302 CHARACTERISTICS (3 V)
SMALL SIGNAL
FREQUENCY RESPONSE
16
14
12
10
8
6
4
RL = 100 â¦
VO = 100 mV
2 VS = 3 V
0
100 k
1 M 10 M 100 M 1 G
f â Frequency â Hz
10 G
Figure 34.
OUTPUT VOLTAGE
vs
LOAD RESISTANCE
2.25
2
VS = 3 V
TA = â40 to 85°C
1.75
1.5
1.25
1
0.75
1
10
100
RL â Load Resistance â â¦
Figure 37.
1000
S-PARAMETER
vs
FREQUENCY
10
RG
RF
0
C
â10
â
+
50 â¦
â20
50 â¦
Source
50 â¦
50 â¦
â30
â40
VS = 3 V
S22
â50 S11
â60
â70
S12
â80
â90
â100
1M
10 M 100 M 1 G
f â Frequency â Hz
10 G
Figure 40.
LARGE SIGNAL
FREQUENCY RESPONSE
16
14
12
10
8
6
4 RL = 100 â¦
VO = 0.5 V
2 VS = 3 V
0
100 k
1 M 10 M 100 M 1G
f â Frequency â Hz
10 G
Figure 35.
CAPACITIVE LOAD
FREQUENCY RESPONSE
1
R(ISO) = 24.9 â¦,
0.5
CL = 10 pF
0
â0.5
â1
â1.5
R(ISO) = 8 â¦,
CL = 100 pF
â2
R(ISO) = 12.1 â¦,
CL = 47 pF
â2.5 RL = 100 â¦,
VS = 5 V
â3
10 M
100 M
1G
f â Frequency â Hz
Figure 38.
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
4
3.5
3
VS = 3 V
2.5
2
1.5
1
0.5
0
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 41.
SLEW RATE
vs
OUTPUT VOLTAGE
4000
3500
3000
Fall
2500
2000
Rise
1500
1000
500
RL = 100 â¦
VS = 3 V
0
0 0.25 0.5 0.75 1 1.25 1.5
VO â Output Voltage â V
Figure 36.
14.04
14.02
GAIN
vs
CASE TEMPERATURE
VS = 3 V
14
13.98
13.96
13.94
13.92
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 39.
POSITIVE INPUT BIAS CURRENT
vs
CASE TEMPERATURE
12
10
8
VS = 3 V
6
4
2
0
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 42.
11
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