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參數(shù)資料
| 型號(hào)： | OPA680P |
| 英文描述： | Wideband, Voltage Feedback OPERATIONAL AMPLIFIER With Disable TM |
| 中文描述： | 寬帶，電壓反饋運(yùn)算放大器，禁用商標(biāo) |
| 文件頁(yè)數(shù)： | 7/21頁(yè) |
| 文件大小： | 235K |
| 代理商： | OPA680P |
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7
OPA680
TYPICAL PERFORMANCE CURVES: V
S
=
±
5V
(CONT)
At T
A
= +25
°
C, G = +2, R
F
= 402
, and R
L
= 100
, unless otherwise noted. See Figure 1.
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
2nd HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
2
V
O
= 2Vp-p
R
L
= 100
G = +2
G = +10
G = +5
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
3rd HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
3
V
O
= 2Vp-p
R
L
= 100
G = +2
G = +10
G = +5
80
70
60
50
40
30
20
10
0
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
10
100
R
S
)
–40
–50
–60
–70
–80
–90
TWO-TONE, 3rd-ORDER SPURIOUS LEVEL
Single-Tone Load Power (dBm)
–8
–6
–4
–2
0
2
4
6
8
10
3
50MHz
20MHz
10MHz
Load Power at matched 50
load
12
9
6
3
0
–3
–6
–9
–12
–15
–18
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (20MHz/div)
0
200MHz
100MHz
G
OPA680
R
S
V
IN
V
O
C
L
1k
402
402
1k
is optional
C
L
= 22pF
C
L
= 10pF
G = +2
C
L
= 47pF
C
L
= 100pF
100
10
1
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Frequency (Hz)
100
1k
10k
100k
1M
10M
V
√
H
C
√
H
Voltage Noise
Current Noise
2.5pA/
√
Hz
4.8nV/
√
Hz
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