參數(shù)資料
型號(hào): THS4302RGTT
廠商: Texas Instruments, Inc.
元件分類: 運(yùn)算放大器
英文描述: WIDEBAND FIXED-GAIN AMPLIFIER
中文描述: 寬頻帶固定增益放大器
文件頁數(shù): 8/23頁
文件大小: 602K
代理商: THS4302RGTT
www.ti.com
100
95
90
85
80
75
70
65
60
55
50
0
100
f Frequency MHz
300
V
S
= 5 V
R
L
= 100
V
O
= 1 V
PP
Envelope
Tone Spacing = 200 kHz
50
150
200
250
I2
F2 + F1
F2 F1
50
55
60
65
70
75
80
85
90
95
100
0
100
f Frequency MHz
300
O
Tone Spacing = 200 kHz
To 50-
Load, Add 3dB to
Refer To Amplifier Output
50
150
200
250
49.9
49.9
+2.5V
2.5V
49.9
50 Test
50
Source
Tpoint
2
F2 F1
F2 + F1
100
95
90
85
80
75
70
65
60
55
50
10
100
1000
f Frequency MHz
R
L
= 100
V
S
= 5 V
200 kHz Tone Spacing
V
O
= 2 V
PP
Envelope
V
O
= 1 V
PP
Envelope
V
= 0.5 V
PP
Envelope
I3
1
10
100
100
1 k
10 k
100 k
1 M
10 M
1
10
100
V
n
I
n
f Frequency Hz
V
H
I
H
1.75
2
2.25
2.5
2.75
3
3.25
0.2
0
0.2
0.4
t Time ns
0.6
0.8
1
1.2
R
= 100
f= 1 MHz
V
S
= 5 V
Rising Edge
Falling Edge
VO
25
27
29
31
33
35
37
39
41
43
0
100
200
300
400
500
f Frequency MHz
R
L
= 100
V
S
= 5 V
V
= 1 V
PP
Envelope
49.9
49.9
+2.5V
2.5V
49.9
50 Test
50
Source
Tpoint
O3
Tone Spacing = 200 kHz
To 50-
Load, Add 3dB to
Refer To Amplifier Output
1
1.25
1.5
1.75
2
2.25
2.5
2.75
3
3.25
3.5
3.75
4
0.2
0
0.2 0.4
0.6 0.8
t Time ns
1
1.2
1.4 1.6
R
L
= 100
f= 1 MHz
V
S
= 5 V
Rising Edge
Falling Edge
VO
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
1
10
100
1000
R
L
Load Resistance
VO
V
S
= 5 V
T
A
= 40 to 85
°
C
0
5
10
15
20
25
30
35
40
45
50
2.5
3
3.5
4
4.5
5
V
S
Supply Voltage V
Q
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= 40
°
C
THS4302
SLOS403G–OCTOBER 2002–REVISED JANUARY 2005
TYPICAL THS4302 CHARACTERISTICS (5 V) (continued)
SECOND-ORDER
INTERMODULATION DISTORTION
vs
FREQUENCY
SECOND-ORDER
OUTPUT INTERCEPT POINT
vs
FREQUENCY
THIRD-ORDER
INTERMODULATION DISTORTION
vs
FREQUENCY
Figure 10.
Figure 11.
Figure 12.
THIRD-ORDER
OUTPUT INTERCEPT POINT
vs
FREQUENCY
VOLTAGE AND CURRENT NOISE
vs
FREQUENCY
SETTLING TIME
Figure 13.
Figure 14.
Figure 15.
QUIESCENT CURRENT
vs
SUPPLY VOLTAGE
OUTPUT VOLTAGE
vs
LOAD RESISTANCE
SETTLING TIME
Figure 16.
Figure 17.
Figure 18.
8
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