Maxim > 方案 > 计算机：笔记本电脑
用于笔记本电脑的麦克风放大器
Maxim提供各种低功耗、高度集成的麦克风放大器，具有业内领先的PSRR指标和超低THD+N。集成麦克风偏置电路省去了额外的电源，简化系统设计、并降低成本。可提供单/双通道、单端或差分输入，Maxim的麦克风放大器是笔记本电脑设计的理想选择。
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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
| 完备的麦克风放大器和偏置电路，SC70封装 |
| 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
| 差分输入、集成偏置电路 |
| 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
| 超小尺寸 |
| Key Specifications: Microphone Amplifiers |
| Part Number |
Channels |
VSUPPLY
(V) |
VSUPPLY
(V) |
IQ
(mA) |
THD+N
(%) |
en
(nV/√Hz) |
PSRR
(dB) |
Input Type |
Ext. Gain |
Fxd. Gain
(|V/V|) |
Fxd. Gain
(|V/V|) |
Microphone Bias |
| min |
max |
typ |
min |
min |
max |
| MAX9812H |
1 |
4.5 |
5.5 |
0.23 |
0.015 |
40 |
100 |
Single Ended |
No |
10 |
10 |
Yes |
| MAX9812L |
1 |
2.7 |
3.6 |
0.23 |
0.04 |
40 |
100 |
Single Ended |
No |
10 |
10 |
Yes |
| MAX9813H |
2 |
4.5 |
5.5 |
0.23 |
0.015 |
40 |
100 |
Single Ended |
No |
10 |
10 |
Yes |
| MAX9813L |
2 |
2.7 |
3.6 |
0.23 |
0.04 |
40 |
100 |
Single Ended |
No |
10 |
10 |
Yes |
| MAX4063 |
2 |
2.4 |
5.5 |
0.75 |
0.05 |
12 |
95 |
Differential with Aux |
Yes |
20 |
20 |
Yes |
| MAX4060 |
2 |
4.5 |
5.5 |
0.75 |
0.05 |
100 |
90 |
Differential with Aux |
No |
10 |
10 |
Yes |
| MAX4061 |
1 |
2.4 |
5.5 |
0.75 |
0.05 |
20 |
90 |
Differential |
No |
10 |
10 |
No |
| 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 |
| MAX4466 |
1 |
2.4 |
5.5 |
0.024 |
0.03 |
80 |
112 |
Single Ended |
Yes |
- |
- |
No |
| 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 |
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See All Microphone Amplifiers (14)
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