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LMV1012XP-25 数据表(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件名 LMV1012XP-25
功能描述  Pre-Amplified IC?셲 for High Gain 2-Wire Microphones
PDF  15 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

LMV1012XP-25 数据表(HTML) 3 Page - National Semiconductor (TI)

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2.2V Electrical Characteristics (Note 3) (Continued)
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, VDD = 2.2V, VIN = 18 mV, RL = 2.2 k
Ω and C = 2.2 µF.
Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
(Note 4)
Typ
(Note 5)
Max
(Note 4)
Units
A
V
Gain
f = 1 kHz,
R
SOURCE =50
Ω
LMV1012-07
6.4
5.5
7.8
9.5
10.0
dB
LMV1012-15
14.0
13.1
15.6
16.9
17.5
LMV1012-20
19.5
17.4
20.9
22.0
23.3
LMV1012-25
22.5
21.4
23.8
25.0
25.7
5V Electrical Characteristics (Note 3)
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, VDD = 5V, VIN = 18 mV, RL = 2.2 k
Ω and C = 2.2 µF.
Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
(Note 4)
Typ
(Note 5)
Max
(Note 4)
Units
I
DD
Supply Current
V
IN = GND
LMV1012-07
158
250
300
µA
LMV1012-15
200
300
325
LMV1012-20
188
260
310
LMV1012-25
160
250
300
SNR
Signal to Noise Ratio
f = 1 kHz, V
IN =18
mV, A-Weighted
LMV1012-07
59
dB
LMV1012-15
60
LMV1012-20
61
LMV1012-25
61
V
IN
Max Input Signal
f = 1 kHz and
THD+N < 1%
LMV1012-07
170
mV
PP
LMV1012-15
100
LMV1012-20
55
LMV1012-25
28
V
OUT
Output Voltage
V
IN = GND
LMV1012-07
4.45
4.38
4.65
4.80
4.85
V
LMV1012-15
4.34
4.28
4.56
4.74
4.80
LMV1012-20
4.40
4.30
4.58
4.75
4.85
LMV1012-25
4.45
4.39
4.65
4.83
4.86
f
LOW
Lower −3dB Roll Off Frequency
R
SOURCE =50
Ω
67
Hz
f
HIGH
Upper −3dB Roll Off Frequency
R
SOURCE =50
Ω
150
kHz
e
n
Output Noise
A-Weighted
LMV1012-07
−96
dBV
LMV1012-15
−89
LMV1012-20
−84
LMV1012-25
−82
THD
Total Harmonic Distortion
f = 1 kHz,
V
IN =18mV
LMV1012-07
0.12
%
LMV1012-15
0.13
LMV1012-20
0.18
LMV1012-25
0.21
www.national.com
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