參數資料
型號: OPA3832
英文描述: Low-Power, Single-Supply, Wideband Operational Amplifier
中文描述: 低功耗,單電源,寬帶運算放大器
文件頁數: 16/31頁
文件大?。?/td> 460K
代理商: OPA3832
"#$
SBOS263B AUGUST 2004 REVISED JANUARY 2005
www.ti.com
16
TYPICAL CHARACTERISTICS: V
S
= +3V (continued)
At TA = 25
°
C, G = +2, and RL = 150
to VS/3, unless otherwise noted (see Figure 2).
50
55
60
65
70
75
80
85
90
HARMONIC DISTORTION vs LOAD RESISTANCE
Resistance (
)
H
100
1000
f = 5MHz
V
= 1V
PP
G = +2V/V
See Figure 2
3rdHarmonic
2ndHarmonic
55
60
65
70
75
80
85
90
95
100
HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
H
0.1
1
10
2ndHarmonic
R
L
= 150
2ndHarmonic
R
L
= 500
3rdHarmonic
R
L
= 150
3rdHarmonic
R
L
= 500
V
= 1V
G = +2V/V
See Figure 2
190
170
150
130
110
90
70
50
30
10
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
R
S
(
)
1
10
100
1k
0dB Peaking Targeted
40
50
60
70
80
90
100
HARMONIC DISTORTION vs OUTPUT VOLTAGE
Output Voltage Swing (V
PP
)
H
0.1
1
10
2ndHarmonic
3rdHarmonic
f = 5MHz
R
= 500
G = +2V/V
See Figure 2
Input Limited
40
45
50
55
60
65
70
75
80
85
90
95
TWOTONE, 3RDORDER INTERMODULATION SPURIOUS
SingleTone Load Power (dBm)
3
10MHz
5MHz
20MHz
28
26
24
22
20
18
16
14
12
10
8
750
OPA830
P
I
P
O
50
500
750
8
7
6
5
4
3
2
1
0
1
2
3
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (MHz)
N
1
10
100
200
C
L
= 1000pF
C
L
= 100pF
C
L
= 10pF
750
R
S
V
I
V
O
50
1k
(1)
C
L
750
NOTE: (1) 1k
is optional.
OPA830
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