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Maxim > Solutions > Computers: Desktops, Workstations, and Servers
Microphone Amplifiers
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
750mW Audio Amplifiers with Headphone Amp, Microphone Preamp, and Input Mux
MAX9765, MAX9766, MAX9767
| 750mW Audio Amplifier with Headphone Amp, Microphone Preamp, and Mux Optimized for Portable Audio Applications |
| QV PDF |
Tiny, Low-Cost, Single/Dual-Input, Fixed-Gain Microphone Amplifiers with Integrated Bias
MAX9812, MAX9812H, MAX9812L, MAX9813, MAX9813H, MAX9813L
| Industry's Smallest, Low-Noise, Low-Power Microphone Amplifiers with Integrated Bias |
| QV PDF |
Differential Microphone Preamplifier with Internal Bias and Complete Shutdown
MAX4063
| |
| QV PDF |
Electret Condenser Microphone Cartridge Preamplifier
MAX9810, MAX9810A, MAX9810B, MAX9810C
| The MAX9810 microphone preamplifier is intended for use inside electret condenser microphone (ECM) cartridges. The MAX9810 replaces the FET currently used with a high-gain, high-noise rejection, low output-impedance amplifier. |
| QV PDF |
Differential Microphone Preamplifiers with Internal Bias and Complete Shutdown
MAX4060, MAX4061, MAX4062
| |
| QV PDF |
High-Output-Drive, 10MHz, 10V/µs, Rail-to-Rail I/O Op Amps with Shutdown in SC70
MAX4230, MAX4231, MAX4232, MAX4233, MAX4234
| High-Output, Current-Drive, 10MHz, Rail-to-Rail I/O Op Amp with Shutdown in a Tiny, 6-Pin SC70 Package |
| QV PDF |
Low-Cost, Micropower, SC70/SOT23-8, Microphone Preamplifiers with Complete Shutdown
MAX4465, MAX4466, MAX4467, MAX4468, MAX4469
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| QV PDF |
Ultra-High PSRR Stereo Drivers + Microphone Amp + 100mA Linear Regulator
MAX4298, MAX4299
| Ultra-High PSRR Stereo Headphone Driver |
| QV PDF |
Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown
MAX4400, MAX4401, MAX4402, MAX4403
| Rail-to-Rail, 800kHz, Op Amps in Tiny SC70 and SOT23-8 Packages |
| Key Specifications:
Integrated Amplifiers |
| Part Number |
Functions |
Class |
Speaker Amp. VCC (min) (V) |
Speaker Amp. VCC (max) (V) |
Speaker Amp. ICC (typ) (mA) |
Speaker Amp. POUT (W) |
Speaker Amp. Half Pwr. THD+N (%) |
Headphone Amp. VCC (min) (V) |
Headphone Amp. VCC (max) (V) |
Headphone Amp. ICC (typ) (mA) |
Headph. Amp. POUT into 32Ω @1% THD+N (W) |
Headphone Amp. Half Pwr. THD+N (%) |
Package |
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MAX9765
|
|
AB
|
2.7
|
5.5
|
12
|
0.75
|
0.09
|
2.7
|
5.5
|
7
|
0.04
|
0.006
|
THIN QFN/32
|
|
MAX9766
|
|
AB
|
2.7
|
5.5
|
7
|
0.75
|
0.09
|
2.7
|
5.5
|
7
|
0.04
|
0.006
|
THIN QFN/32
|
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MAX9767
|
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AB
|
2.7
|
5.5
|
12
|
0.75
|
0.09
|
2.7
|
5.5
|
7
|
0.04
|
0.006
|
THIN QFN/32
|
| See All Integrated Amplifiers (21) |
| Key Specifications:
Microphone Amplifiers |
| Part Number |
Number of Channels |
Supply Voltage (min) (V) |
Supply Voltage (max) (V) |
Quiescent Supply Current (typ) (mA) |
THD+N (%) |
Input Noise-Voltage Density (nV/√Hz) |
PSRR (db) |
Input Type |
External Gain |
Fixed Gain (min) (|V/V|) |
Fixed Gain (max) (|V/V|) |
Microphone Bias |
|
MAX9812H
|
1
|
4.5
|
5.5
|
0.23
|
0.015
|
40
|
100
|
Single Ended
|
No
|
10
|
10
|
Yes
|
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MAX9812L
|
1
|
2.7
|
3.6
|
0.23
|
0.04
|
40
|
100
|
Single Ended
|
No
|
10
|
10
|
Yes
|
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MAX9813H
|
2
|
4.5
|
5.5
|
0.23
|
0.015
|
40
|
100
|
Single Ended
|
No
|
10
|
10
|
Yes
|
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MAX9813L
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2
|
2.7
|
3.6
|
0.23
|
0.04
|
40
|
100
|
Single Ended
|
No
|
10
|
10
|
Yes
|
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MAX4063
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2
|
2.4
|
5.5
|
0.75
|
0.05
|
12
|
95
|
Differential with Aux
|
Yes
|
20
|
20
|
Yes
|
|
MAX9810A
|
1
|
2.3
|
5.5
|
0.67
|
0.02
|
16
|
82
|
Single Ended
|
No
|
16
|
16
|
No
|
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MAX9810B
|
1
|
2.3
|
5.5
|
0.67
|
0.02
|
16
|
82
|
Single Ended
|
No
|
22
|
22
|
No
|
|
MAX9810C
|
1
|
2.3
|
5.5
|
0.67
|
0.02
|
16
|
82
|
Single Ended
|
No
|
31
|
31
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No
|
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MAX4060
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2
|
4.5
|
5.5
|
0.75
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0.05
|
100
|
90
|
Differential with Aux
|
No
|
10
|
10
|
Yes
|
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MAX4061
|
1
|
2.4
|
5.5
|
0.75
|
0.05
|
20
|
90
|
Differential
|
No
|
10
|
10
|
No
|
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MAX4062
|
2
|
2.4
|
5.5
|
0.75
|
0.05
|
20
|
90
|
Differential with Aux
|
Yes
|
10
|
10
|
Yes
|
|
MAX4465
|
1
|
2.4
|
5.5
|
0.024
|
0.02
|
80
|
112
|
Single Ended
|
Yes
|
-
|
-
|
No
|
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MAX4466
|
1
|
2.4
|
5.5
|
0.024
|
0.03
|
80
|
112
|
Single Ended
|
Yes
|
-
|
-
|
No
|
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MAX4467
|
1
|
2.4
|
5.5
|
0.024
|
0.02
|
80
|
112
|
Single Ended
|
Yes
|
-
|
-
|
Yes
|
|
MAX4468
|
1
|
2.4
|
5.5
|
0.024
|
0.03
|
80
|
112
|
Single Ended
|
Yes
|
-
|
-
|
Yes
|
|
MAX4469
|
2
|
2.4
|
5.5
|
0.024
|
0.02
|
80
|
112
|
Single Ended
|
Yes
|
-
|
-
|
No
|
| See All Microphone Amplifiers (17) |
| Key Specifications:
Operational Amplifiers |
| Part Number |
Amps Per Pkg. |
Rail to Rail |
Min. Stable Closed Loop Gain (V/V) |
Min. Total Supply (V) |
Max. Total Supply (V) |
Typ. Supply Current per Amp. (µA) |
Max. Supply Current per Amp. (µA) |
Max. VOS (µV) |
Typ. CMRR @ DC (dB) |
Typ PSRR @ DC (dB) |
Max. Input IBIAS (nA) |
Typ. Unity Gain BW (MHz) |
Typ. Slew Rate (V/µs) |
Input Voltage Noise Density (nV/√Hz) |
Input Current Noise Density (pA/√Hz) |
Low Power Shutdown |
Package |
|
MAX4230
|
1
|
Input and Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
|
0.05
|
10
|
10
|
12
|
-
|
No
|
SC-70/5
SOT-23/5
|
|
MAX4231
|
1
|
Input and Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
|
0.05
|
10
|
10
|
12
|
-
|
Yes
|
SC-70/6
SOT-23/6
Ultra Thin MicroDFN/6
|
|
MAX4232
|
2
|
Input and Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
|
0.05
|
10
|
10
|
12
|
-
|
No
|
SOT-23/8
uMAX/8
|
|
MAX4233
|
2
|
Input and Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
|
0.05
|
10
|
10
|
12
|
-
|
Yes
|
UCSP/0
UCSP/10
uMAX/10
|
|
MAX4234
|
4
|
Input and Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
|
0.05
|
10
|
10
|
12
|
-
|
No
|
SOIC/14
TSSOP/14
|
|
MAX4400
|
1
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
4,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
No
|
SC-70/5
SOT-23/5
|
|
MAX4401
|
1
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
4,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
Yes
|
SC-70/6
|
|
MAX4402
|
2
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
5,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
No
|
SOIC/8
SOT-23/8
uMAX/8
|
|
MAX4403
|
4
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
5,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
No
|
SOIC/14
TSSOP/14
|
| See All Operational Amplifiers (137) |
|
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