Expand menu
Hello, Sign in
My Account
0
Cart
Home
Products
Sensors
Semiconductors
Passive Components
Connectors
Power
Electromechanical
Optoelectronics
Circuit Protection
Integrated Circuits - ICs
Main Products
Manufacturers
Blog
Services
About OMO
About Us
Contact Us
Check Stock
MAX9813LEKA+T
P1-P3
P4-P6
P7-P9
P10-P10
T
ypical Operating Characteristics
(V
CC
= 3.3V (MAX9812L/MAX9813L), V
CC
= 5V (MAX9812H/MAX9813H), V
GND
= 0V, R
L
= 10k
Ω
to V
CC
/2,
SHDN
= V
CC
, T
A
= +25
°
C,
unless otherwise noted.)
-20
0
-10
20
10
30
40
10
1k
10k
100
100k
1M
10M
GAIN vs. FREQUENCY
MAX9812 toc01
FREQUENCY (Hz)
OUTPUT VOLTAGE GAIN (dB)
R
L
= OPEN
V
OUT
= 10mV
P-P
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX9812 toc02
FREQUENCY (Hz)
PSRR (dB)
10k
1k
100
10
100k
-150
-80
-90
-100
-110
-120
-130
-140
-60
-70
-40
-50
-30
-10
-20
0
V
RIPPLE
= 200mV
P-P
INPUT REFERRED
POWER-SUPPLY REJECTION RATIO
(V
CC
TO BIAS) vs. FREQUENCY
MAX9812 toc03
FREQUENCY (Hz)
PSRR (V
CC
TO BIAS) (dB)
10k
1k
100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
10
100k
V
RIPPLE
= 200mV
P-P
200
210
205
220
215
230
225
235
245
240
250
-40
-10
5
20
-25
35
50
65
80
SUPPLY CURRENT
vs. TEMPERATURE
MAX9812 toc04
TEMPERATURE (
°
C)
SUPPLY CURRENT (
µ
A)
MAX9812H
MAX9812L
100
140
120
180
160
220
200
240
280
260
300
2.0
2.8
3.2
3.6
2.4
4.0
4.4
4.8
5.6
5.2
6.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9812 toc05
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (
µ
A)
MAX9812L
MAX9812H
0.05
0.07
0.06
0.09
0.08
0.11
0.10
0.12
0.14
0.13
0.15
-40
-10
5
20
-25
35
50
65
80
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX9812 toc06
TEMPERATURE (
°
C)
SHUTDOWN SUPPLY CURRENT (
µ
A)
2.27
2.28
2.29
2.30
2.31
2.32
2.33
-40
-10
-25
5
20
35
50
65
80
V
BIAS
vs. TEMPERATURE
MAX9812 toc07
TEMPERATURE (
°
C)
V
BIAS
(L VERSION) (V)
3.97
3.98
3.99
4.00
4.01
4.02
4.03
3.96
V
BIAS
(H VERSION) (V)
MAX9812H
MAX9812L
2.2997
2.2998
2.2999
2.3000
2.3001
2.3002
0
0.8
1.0
0.4
0.6
0.2
1.2
1.4
1.6
1.8
2.0
V
BIAS
vs. I
BIAS
MAX9812 toc08
I
BIAS
(mA)
V
BIAS
(L VERSION) (V)
MAX9812H
MAX9812L
3.9998
3.9999
4.0000
4.0001
4.0002
V
BIAS
(H VERSION) (V)
4
Maxim Integrated
MAX9812/MAX9813
Tiny
, Low-Cost, Single/Dual-Input, Fixed-Gain
Micr
ophone Amplifiers with Integrated Bias
T
ypical Operating Characteristics (continued)
(V
CC
= 3.3V (MAX9812L/MAX9813L), V
CC
= 5V (MAX9812H/MAX9813H), V
GND
= 0V, R
L
= 10k
Ω
to V
CC
/2,
SHDN
= V
CC
, T
A
= +25
°
C,
unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT AMPLITUDE
MAX9812 toc10
OUTPUT AMPLITUDE (V
RMS
)
THD+N (%)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.01
0.1
1
10
0.001
02
.
0
H VERSION
BW = 22Hz TO 22kHz
f = 10kHz
f = 1kHz
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT AMPLITUDE
MAX9812 toc11
OUTPUT AMPLITUDE (V
RMS
)
THD+N (%)
1.0
0.5
0.01
0.1
1
100
10
0.001
0
1.5
f = 10kHz
f = 100Hz
f = 1kHz
L VERSION
BW = 22Hz TO 22kHz
100
50
30
70
10
10
10k
100k
FREQUENCY (Hz)
INPUT-REFERRED NOISE (nV/
√
Hz
)
100
INPUT-REFERRED NOISE vs. FREQUENCY
INPUTS AT AC GND
1k
MAX9812 toc12
BIAS NOISE vs. FREQUENCY
MAX9812 toc13
FREQUENCY (Hz)
BIAS NOISE (nV/
√
Hz
)
10k
1k
100
100
1000
10,000
10
10
100k
OFF-ISOLATION vs. FREQUENCY
MAX9812 toc14
FREQUENCY (Hz)
CROSSTALK (dB)
10k
1k
100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
-100
10
100k
MAX9813
V
IN1
= 100mV
RMS
IN1 TO OUT WITH
IN2 SELECTED
5
Maxim Integrated
MAX9812/MAX9813
Tiny
, Low-Cost, Single/Dual-Input, Fixed-Gain
Micr
ophone Amplifiers with Integrated Bias
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
MAX9812 toc09
FREQUENCY (Hz)
THD+N (%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
V
OUT
= 1V
RMS
R
L
= 2k
Ω
BW = 22Hz TO 22kHz
V
OUT
= 1V
RMS
R
L
= 10k
Ω
6
Maxim Integrated
MAX9812/MAX9813
Tiny
, Low-Cost, Single/Dual-Input, Fixed-Gain
Micr
ophone Amplifiers with Integrated Bias
2
µ
s/div
OUTPUT OVERDRIVEN
OUT
1V/div
MAX9812 toc19
IN
500mV/div
T
ypical Operating Characteristics (continued)
(V
CC
= 3.3V (MAX9812L/MAX9813L), V
CC
= 5V (MAX9812H/MAX9813H), V
GND
= 0V, R
L
= 10k
Ω
to V
CC
/2,
SHDN
= V
CC
, T
A
= +25
°
C,
unless otherwise noted.)
1ms/div
OUT-OF-SHUTDOWN WAVEFORM
INPUT UNCONNECTED
MAX9812 toc17
OUT
2V/div
BIAS
2V/div
SHDN
2V/div
100
µ
s/div
MAX9813
SWITCHING BETWEEN TWO INPUTS
1V/div
MAX9812 toc18
2V/div
OUT
IN1/IN2
IN2 = 200mV
P-P
AT 20kHz
IN1 = 100mV
P-P
AT 10kHz
1
µ
s/div
SMALL-SIGNAL PULSE RESPONSE
(R
L
= OPEN, C
L
= 10pF)
IN
5mV/div
MAX9812 toc15
OUT
50mV/div
2
µ
s/div
LARGE-SIGNAL PULSE RESPONSE
(R
L
= OPEN, C
L
= 10pF)
IN
100mV/div
MAX9812 toc16
OUT
1V/div
0V
P1-P3
P4-P6
P7-P9
P10-P10
MAX9813LEKA+T
Mfr. #:
Buy MAX9813LEKA+T
Manufacturer:
Maxim Integrated
Description:
Microphone Preamplifiers Dual Fixed Gain Microphone Amp
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
Paypal
Visa
MoneyGram
Western
Union
Products related to this Datasheet
MAX9813LEKA+T
MAX9813HEKA+T
MAX9812HEXT+T
MAX9812LEXT+T
