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LTC6912
该
●
表示该应用在整个工作规范
温度范围,否则仅指在T
A
= 25°C 。 V
S
= 5V , AGND = 2.5V ,增益= 1,R
L
= 10K到中间电源电压点,除非
另有说明。
参数
电压噪声密度
(折合到输入端)
条件
F = 50kHz的
增益= 1
GAIN = 2
增益= 5
GAIN = 10
GAIN = 20
增益= 50
增益= 100
增益= 10,F
IN
= 10kHz时,V
OUT
= 1V
RMS
增益= 10,F
IN
= 100kHz时,
V
OUT
= 1V
RMS
规格为LTC6912-2仅
电压增益(注6 )
V
S
= 2.7V ,增益= 1,R
L
= 10k
V
S
= 2.7V ,增益= 1,R
L
= 500
V
S
= 2.7V ,增益= 2,R
L
= 10k
V
S
= 2.7V ,增益= 4,R
L
= 10k
V
S
= 2.7V ,增益= 8,R
L
= 10k
V
S
= 2.7V ,增益= 8,R
L
= 500
V
S
= 2.7V ,增益= 16,R
L
=10k
V
S
= 2.7V ,增益= 32 ,R
L
= 10k
V
S
= 2.7V ,增益= 64 ,R
L
= 10k
V
S
= 2.7V ,增益= 64 ,R
L
= 500
V
S
= 5V时,增益= 1,R
L
= 10k
V
S
= 5V时,增益= 1,R
L
= 500
V
S
= 5V时,增益= 2,R
L
= 10k
V
S
= 5V时,增益= 4,R
L
= 10k
V
S
= 5V时,增益= 8,R
L
= 10k
V
S
= 5V时,增益= 8,R
L
= 500
V
S
= 5V时,增益= 16,R
L
= 10k
V
S
= 5V时,增益= 32 ,R
L
= 10k
V
S
= 5V时,增益= 64 ,R
L
= 10k
V
S
= 5V时,增益= 64 ,R
L
= 500
V
S
=
±5V,
增益= 1,R
L
= 10k
V
S
=
±5V,
增益= 1,R
L
= 500
V
S
=
±5V,
增益= 2,R
L
= 10k
V
S
=
±5V,
增益= 4,R
L
= 10k
V
S
=
±5V,
增益= 8,R
L
= 10k
V
S
=
±5V,
增益= 8,R
L
= 500
V
S
=
±5V,
增益= 16,R
L
= 10k
V
S
=
±5V,
增益= 32 ,R
L
= 10k
V
S
=
±5V,
增益= 64 ,R
L
= 10k
V
S
=
±5V,
增益= 64 ,R
L
= 500
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电气特性
C, I级
民
典型值
最大
民
H级
典型值
最大
单位
规格为LTC6912-1仅
35.6
24.8
19.1
16.7
16
15.4
15.1
–90
0.003
–82
0.008
–0.07
–0.11
5.94
11.9
17.8
17.65
23.8
29.7
35.4
34.15
–0.08
–0.1
5.95
11.85
17.85
17.65
23.85
29.70
35.5
34.6
–0.06
–0.1
5.95
11.9
17.85
17.80
23.85
29.85
35.65
35.15
0
–0.02
6.01
12.02
18.0
17.94
24.01
30.0
35.8
35.3
0
–0.01
6.02
12.02
18.01
17.96
24.02
30.02
35.9
35.6
0.01
0
6.02
12.03
18.02
17.99
24.03
30.0
36.0
35.8
0.07
0.07
6.08
12.12
18.15
18.15
24.25
30.2
36.2
36.0
0.08
0.08
6.09
12.15
18.15
18.15
24.15
30.2
36.25
36.0
0.08
0.08
6.09
12.15
18.15
18.15
24.15
30.2
36.20
36.10
–0.08
–0.13
5.93
11.88
17.75
17.50
23.75
29.65
35.15
33.40
–0.09
–0.12
5.94
11.83
17.83
17.50
23.80
29.65
35.40
33.8
–0.07
–0.11
5.94
11.88
17.83
17.73
23.82
29.8
35.55
34.45
35.6
24.8
19.1
16.7
16
15.4
15.1
–90
0.003
–82
0.008
0
–0.02
6.01
12.02
18.0
17.94
24.01
30.0
35.8
35.3
0
–0.01
6.02
12.02
18.01
17.96
24.02
30.02
35.9
35.6
0.01
0
6.02
12.03
18.02
17.99
24.03
30.0
36.0
35.8
0.07
0.07
6.08
12.12
18.15
18.15
24.25
30.2
36.2
36.0
0.08
0.08
6.09
12.15
18.15
18.15
24.15
30.2
36.25
36.0
0.08
0.08
6.09
12.15
18.15
18.15
24.15
30.20
36.20
36.10
纳伏/赫兹÷
纳伏/赫兹÷
纳伏/赫兹÷
纳伏/赫兹÷
纳伏/赫兹÷
纳伏/赫兹÷
纳伏/赫兹÷
dB
%
dB
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
总谐波失真
6912fa
8