LMV1089RLEVAL National Semiconductor, LMV1089RLEVAL Datasheet - Page 8

• Manufacturer Part Number: LMV1089RLEVAL
• Description: BOARD EVALUATION LMV1089
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LMV1089RLEVAL

• Main Purpose: Audio, Microphone Amp
• Embedded: No
• Utilized Ic / Part: LMV1089
• Primary Attributes: Dual Input, Single Output
• Secondary Attributes: Graphical User Interface, I²C Interface
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Symbol
THD+N Total Harmonic Distortion + Noise
FFNS
CMRR Common Mode Rejection Ratio
SNRI
PSRR Power Supply Rejection Ratio
I
SNR
V
Z
e
T
T
I
A
A
A
V
DDCP
T
Electrical Characteristics 5.0V
Unless otherwise specified, all limits guaranteed for T
Pre Amp gain = 20dB, Post Amp gain = 6dB, R
A
V
Z
I
DDQ
I
I
A
A
e
VBM
OUT
OUT
CAL
BM
DD
SD
OFF
MR
MD
ON
PR
CR
BM
IN
IN
N
M
P
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
Gain Compensation Range
Maximum Gain Matching Difference After
Calibration
Calibration Duration
Far Field Noise Suppression Electrical
Signal-to-Noise Ratio Improvement Electrical
Microphone Bias Supply Voltage
Microphone Bias Noise Level
Total Available Microphone Bias Current
Supply Quiescent Current
Supply Current during Calibration and
Programming
Supply Current
Shut Down Current
Turn On Time
Turn Off Time
Parameter
L
= 100kΩ, and C
(Note
J
f = 1kHz, V
f = 1kHz, V
voice band (300 – 3400Hz)
A-weighted
f = 1kHz, THD+N < 1%
f = 1kHz, THD+N < 1%
between differential output
f = 1kHz V
f = 1kHz
f = 1kHz
f = 1kHz Pass Through Mode and Summing
Mode
f = 1kHz
f = 1kHz
f = 300Hz
f = 2kHz
f = 3kHz
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
f = 1kHz
I
A-Weighted
V
Calibrating or Programming EEPROM
V
mode
EN pin = GND
RIPPLE
RIPPLE
BIAS
= 25°C, V
IN
IN
= 0V
= 25mV
1)
= 1mA
= 217Hz (V
= 1kHz (V
8
DD
L
IN
IN
IN
P-P
= 4.7pF.
= 18mV
= 5V, V
= 18mV
= 18mV
both inputs, Noise cancelling
Conditions
RIPPLE
RIPPLE
P-P
IN
P-P
P-P
= 18mV
= 100mV
, A-Weighted
= 100mV
P-P
P-P
, EN = V
P-P
)
)
DD
, pass through mode (Note 8),
(Note 6) (Note 7)
Typical
6 – 36
6 – 18
0.25
918
800
142
300
1.2
0.1
0.5
0.5
2.0
1.1
1.1
1.6
63
65
±3
32
37
24
28
96
91
62
10
30
5
2
3
LMV1089
Limit
850
790
1.1
0.2
1.7
2.3
2.6
3.4
1.2
1.5
20
22
14
15
85
80
40
60
mV
V
mA (max)
mA (max)
mA (max)
ms (max)
ms (max)
ms (max)
dB (max)
dB (max)
mA (min)
% (max)
dB (min)
dB (min)
dB (min)
dB (min)
(Limits)
RMS
μV
μV
Units
P-P
dBV
dBV
dBV
dBV
mV
dB
dB
kΩ
dB
dB
dB
dB
dB
dB
dB
μA
Ω
V
RMS
RMS
(min)
(min)