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THS4303_14 Datasheet, PDF (12/30 Pages) Texas Instruments – WIDEBAND FIXED-GAIN AMPLIFIER | |||
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THS4303
SLOS421B â NOVEMBER 2003 â REVISED JANUARY 2005
TYPICAL THS4303 CHARACTERISTICS (3 V)
www.ti.com
S-PARAMETER
vs
FREQUENCY
40
VS = 3 V
S21
20
0
S22
â20
â40
S11
â60
S12
â80
â100
100 k
1 M 10 M 100 M 1 G
f â Frequency â Hz
10 G
Figure 32.
HARMONIC DISTORTION
vs
FREQUENCY
â30 VO = 0.5 VPP
VS = 3 V
â40
HD2, RL = 100 â¦
â50
HD3 RL = 100 â¦
â60
â70
HD2,
RL = 1 kâ¦
â80
HD3, RL = 1 kâ¦
â90
1
10
100
f â Frequency â MHz
Figure 35.
GAIN
vs
CASE TEMPERATURE
20.08
20.06
20.04
20.02
VS = 3 V
20
19.98
19.96
19.94
19.92
19.9
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 38.
SMALL SIGNAL
FREQUENCY RESPONSE
22
20
18
16
14
RL = 100 â¦
12
VO = 100 VPP
VS = 3 V
10
100 k
1 M 10 M 100 M 1 G
f â Frequency â Hz
Figure 33.
10 G
SLEW RATE
vs
OUTPUT VOLTAGE
2000
1800
1600
1400
RL = 100 â¦
VS = 3 V
Fall
1200
Rise
1000
800
600
400
200
0
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
VO â Output Voltage âV
Figure 36.
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
1.5
1.25
1
VS = 3 V
0.75
0.5
0.25
0
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
TC â Case Temperature â °C
Figure 39.
LARGE SIGNAL
FREQUENCY RESPONSE
22
20
18
16
14
12
10
8
6
RL = 100 â¦
4
VO = 1 VPP
2
VS = 3 V
0
100 k
1 M 10 M 100 M 1 G
f â Frequency â Hz
10 G
Figure 34.
CAPACITIVE LOAD
FREQUENCY RESPONSE
22
RISO = 25 â¦, CL = 10 pF
20
18
RISO = 15 â¦, CL = 47 pF
16
RISO = 10 â¦, CL = 100 pF
RL = 100 â¦
14 VS = 3 V
12
10
1M
â
RISO
+
CL
10 M
100 M
1G
f â Frequency â Hz
Figure 37.
POSITIVE INPUT BIAS CURRENT
vs
CASE TEMPERATURE
14
VS = 3 V
12
10
8
6
4
2
0
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
TC â Case Temperature â °C
Figure 40.
12
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