LMV1090TL/NOPB National Semiconductor, LMV1090TL/NOPB Datasheet - Page 7

• Manufacturer Part Number: LMV1090TL/NOPB
• Description: IC AMP MIC DUAL INPUT 16USMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Class ABr

Specifications of LMV1090TL/NOPB

• Output Type: 2-Channel (Stereo)
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Differential Inputs, Microphone, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 16-MicroSMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Max Output Power X Channels @ Load: -
• Lead Free Status / Rohs Status: Details
• Other names: LMV1090TLTR

Symbol
THD+N Total Harmonic Distortion + Noise
FFNS
CMRR Common Mode Rejection Ratio
SNRI
PSRR Power Supply Rejection Ratio
I
SNR
V
Z
e
DD
T
A
I
A
V
T
Electrical Characteristics 5.0V
Unless otherwise specified, all limits guaranteed for T
Amp gain = 6dB, R
V
Z
A
DDQ
I
I
A
e
VBM
OUT
OUT
OFF
DD
SD
MR
BM
ON
PR
IN
IN
I
N
M
P
2
C I
E
E
Signal-to-Noise Ratio
Input Referred Noise level
Maximum Input Signal
Maximum AC Output Voltage
DC Output Voltage
Input Impedance
Output Impedance
Microphone Preamplifier Gain Range
Microphone Preamplifier Gain Adjustment Resolution
Post Amplifier Gain Range
Post Amplifier Gain Adjustment Resolution
Far Field Noise Suppression Electrical
Signal-to-Noise Ratio Improvement Electrical
Microphone Bias Supply Voltage
Microphone bias noise voltage on V
Supply Quiescent Current
Supply Current
Shut Down Current
Turn On Time
Turn Off Time
2
C supply current
L
= 100kΩ, and C
(Note
(Note
Parameter
10)
10)
L
= 4.7pF, f = 1kHz pass through mode.
REF
pin
(Note
A
= 25°C, V
1,
V
A-weighted, Audio band
V
voice band (300–3400Hz)
A-Weighted
THD+N < 1%
f = 1kHz, THD+N < 1%
between differential output
Differential Out+ and Out-
minimum
maximum
minimum
maximum
f = 1kHz (See Test Method)
f = 300Hz (See Test Method)
f = 1kHz (See Test Method)
f = 300Hz (See Test Method)
Input Referred, Input AC grounded
f
f
input referred
I
A-Weighted, C
V
V
Noise cancelling mode
EN pin = GND
I
Note
RIPPLE
RIPPLE
BIAS
2
IN
OUT
IN
IN
C Idle Mode
7
= 0V
= 25mV
DD
= 18mV
= 1.2mA
= 18mV
8)
= 5V, V
= 217Hz (V
= 1kHz (V
P-P
P-P
Conditions
P-P
IN
B
both inputs
,
= 10nF
= 18mV
RIPPLE
RIPPLE
= 100mV
P-P
= 100mV
, EN = V
P-P
P-P
)
DD
)
, Pre Amp gain = 20dB, Post
(Note 6) (Note 7)
Typical
0.60
0.60
880
820
142
220
1.2
0.1
2.0
0.1
63
65
36
18
34
42
26
33
99
95
60
25
5
6
2
6
3
7
LMV1090
Limit
1.85
2.15
0.80
820
100
1.1
0.2
1.7
2.3
2.6
3.4
26
18
85
80
40
60
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mV
V
mA (max)
mA (max)
ms (max)
dB (max)
dB (max)
nA (max)
% (max)
dB (min)
dB (min)
dB (min)
dB (min)
(Limits)
RMS
V ( min)
V (max)
μV
μV
Units
P-P
mV
mA
dB
dB
kΩ
dB
dB
dB
dB
dB
dB
dB
dB
dB
μA
Ω
RMS
RMS
(min)
(min)