Maxim > 方案 > 计算机：台式机、工作站和服务器
麦克风放大器
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
微型、低成本、单/双输入、固定增益麦克风放大器，带有集成偏置
MAX9812, MAX9812H, MAX9812L, MAX9813, MAX9813H, MAX9813L
| 业内尺寸最小的低噪声、低功耗麦克风放大器，内置偏置电路 |
| QV PDF |
差分麦克风前置放大器，内部偏置并可完全关断
MAX4063
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| QV PDF |
差分麦克风前置放大器，内部偏置并可完全关断
MAX4060, MAX4061, MAX4062
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| QV PDF |
高输出驱动、10MHz、10V/µs、满摆幅输入/输出运算放大器，带有关断，SC70封装
MAX4230, MAX4231, MAX4232, MAX4233, MAX4234
| 高输出电流驱动、10MHz、满摆幅I/O运算放大器，具有关断控制，采用微型、6引脚SC70封装 |
| QV PDF |
低成本、微功耗、SC70/SOT23-8封装、麦克风前置放大器，可完全关断
MAX4465, MAX4466, MAX4467, MAX4468, MAX4469
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| QV PDF |
超高PSRR立体声驱动器 + 麦克风放大器 + 100mA线性稳压器
MAX4298, MAX4299
| 具有极高PSRR的立体声耳机驱动器 |
| QV PDF |
单/双/四路、低成本、单电源、满摆幅运算放大器，带有关断
MAX4400, MAX4401, MAX4402, MAX4403
| 满摆幅、800kHz运算放大器，采用微型SC70和SOT23-8封装 |
| 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
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1
|
4.5
|
5.5
|
0.23
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0.015
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40
|
100
|
Single Ended
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No
|
10
|
10
|
Yes
|
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MAX9812L
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1
|
2.7
|
3.6
|
0.23
|
0.04
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40
|
100
|
Single Ended
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No
|
10
|
10
|
Yes
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MAX9813H
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2
|
4.5
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5.5
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0.23
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0.015
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40
|
100
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Single Ended
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No
|
10
|
10
|
Yes
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|
MAX9813L
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2
|
2.7
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3.6
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0.23
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0.04
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40
|
100
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Single Ended
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No
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10
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10
|
Yes
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MAX4063
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2
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2.4
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5.5
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0.75
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0.05
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12
|
95
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Differential with Aux
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Yes
|
20
|
20
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Yes
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MAX4060
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2
|
4.5
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5.5
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0.75
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0.05
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100
|
90
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Differential with Aux
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No
|
10
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10
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Yes
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MAX4061
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1
|
2.4
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5.5
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0.75
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0.05
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20
|
90
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Differential
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No
|
10
|
10
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No
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MAX4062
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2
|
2.4
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5.5
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0.75
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0.05
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20
|
90
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Differential with Aux
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Yes
|
10
|
10
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Yes
|
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MAX4465
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1
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2.4
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5.5
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0.024
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0.02
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80
|
112
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Single Ended
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Yes
|
-
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-
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No
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MAX4466
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1
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2.4
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5.5
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0.024
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0.03
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80
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112
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Single Ended
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Yes
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-
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-
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No
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MAX4467
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1
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2.4
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5.5
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0.024
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0.02
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80
|
112
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Single Ended
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Yes
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-
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-
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Yes
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MAX4468
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1
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2.4
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5.5
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0.024
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0.03
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80
|
112
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Single Ended
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Yes
|
-
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-
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Yes
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MAX4469
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2
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2.4
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5.5
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0.024
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0.02
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80
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112
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Single Ended
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Yes
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-
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-
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No
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| See All Microphone Amplifiers (14) |
| 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 |
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MAX4230
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1
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Input/Output
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1
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2.7
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5.5
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1100
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2000
|
6,000
|
70
|
85
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0.05
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10
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10
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12
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-
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No
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SC70/5
SOT/5
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MAX4231
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1
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Input/Output
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1
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2.7
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5.5
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1100
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2000
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6,000
|
70
|
85
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0.05
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10
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10
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12
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-
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Yes
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SC70/6
SOT/6
UTLGA/6
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MAX4232
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2
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Input/Output
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1
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2.7
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5.5
|
1100
|
2000
|
6,000
|
70
|
85
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0.05
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10
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10
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12
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-
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No
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µMAX/8
SOT/8
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MAX4233
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2
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Input/Output
|
1
|
2.7
|
5.5
|
1100
|
2000
|
6,000
|
70
|
85
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0.05
|
10
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10
|
12
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-
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Yes
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µMAX/10
UCSP/10
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MAX4234
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4
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Input/Output
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1
|
2.7
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5.5
|
1100
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2000
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6,000
|
70
|
85
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0.05
|
10
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10
|
12
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-
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No
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SOIC(N)/14
TSSOP/14
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MAX4400
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1
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Output Only
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1
|
2.5
|
5.5
|
320
|
700
|
4,500
|
84
|
100
|
0.1
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0.8
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1
|
36
|
0.001
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No
|
SC70/5
SOT/5
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|
MAX4401
|
1
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
4,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
Yes
|
SC70/6
|
|
MAX4402
|
2
|
Output Only
|
1
|
2.5
|
5.5
|
320
|
700
|
5,500
|
84
|
100
|
0.1
|
0.8
|
1
|
36
|
0.001
|
No
|
µMAX/8
SOIC(N)/8
SOT/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(N)/14
TSSOP/14
|
| See All Operational Amplifiers (144) |
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