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Maxim > 方案 > 音频IC
音频缓冲器
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| 显示 |
标题/型号 |
关键优势 |
| QV |
2.3W、超低EMI、无需滤波、D类音频放大器
MAX9830
| 2.3W、低EMI、D类放大器，1.5mm x 1.5mm封装 |
| QV PDF |
MAX9723A、MAX9723B、MAX9723C和MAX9723D评估板
MAX9723DEVCMOD2, MAX9723DEVCMODU, MAX9723DEVKIT
| |
| QV PDF |
立体声DirectDrive®耳机放大器，具有BassMax、音量控制和I²C接口
MAX9723
| |
| QV PDF |
工厂可编程、单PLL时钟发生器
MAX9491
| |
| QV PDF |
2.3W、超低EMI、无需滤波、D类音频放大器
MAX9705
| |
| QV PDF |
可编程音频时钟发生器
MAX9485
| 可编程、多输出时钟发生器，为MPEG-2音频系统提供了一种高性价比方案，适用于DVD播放器、多媒体PC的DVD驱动器、数字HDTV系统、家庭娱乐设施、机顶盒等产品 |
| QV PDF |
高输出驱动能力、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
| |
| QV PDF |
低成本、低电压、满摆幅输入/输出、SOT23封装5MHz运算放大器
MAX4321
| LMC7101引脚兼容的低电压升级产品 |
| 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 |
| QV PDF |
低成本、高压摆率、满摆幅输入/输出运算放大器，SC70封装
MAX4490, MAX4491, MAX4492
| 10MHz运算放大器，采用超小SC70封装，可驱动2kΩ负载 |
| QV PDF |
单/双/四路、低成本、UCSP/SOT23封装、低功耗、满摆幅输入/输出运算放大器
MAX4322, MAX4323, MAX4326, MAX4327, MAX4329
| |
| QV PDF |
UCSP封装、单电源、低噪声、低失真、满摆幅运算放大器
MAX4249, MAX4250, MAX4251, MAX4252, MAX4253, MAX4254, MAX4255, MAX4256, MAX4257
| |
| Key Specifications:
Clock Generators |
| Part Number |
Applications |
fIN (min) (MHz) |
fIN (max) (MHz) |
fOUT (min) (MHz) |
fOUT (max) (MHz) |
Fixed or Continuous Frequency |
Output Levels |
Number of Outputs |
Number of PLLs |
Programmability |
Spread Spectrum |
Output Jitter (RMS) |
Supply Voltage (V) |
Package |
|
MAX9485
|
|
5
|
30
|
27
|
27
|
Fixed
|
LVCMOS
|
3
|
1
|
I2C
Pin
|
No
|
28
|
3.3
|
THIN QFN/20
TSSOP/20
|
|
MAX9491
|
|
5
|
50
|
4
|
200
|
Fixed
|
LVCMOS
|
1
|
1
|
Factory One-Time Programmable (OTP)
|
No
|
4
|
3.3
|
THIN QFN/20
|
| See All Clock Generators (23) |
| Key Specifications:
Headphone Amplifiers |
| Part Number |
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 (%) |
SNR, A-weighted (dB) |
PSRR (db) |
Headphone Amp. External Gain |
Headphone Amp. Fixed Gain (min) (|V/V|) |
Headphone Amp. Fixed Gain (max) (|V/V|) |
Features |
Package |
|
MAX9723
|
1.8
|
3.6
|
4
|
59
|
0.007
|
100
|
90
|
No
|
0.5
|
2
|
| • | I2C/SMBus Compatible Interface |
| • | Integrated Volume Control |
| • | Software Enabled Bass Boost (BassMax) |
|
UCSP/0
UCSP/16
|
| See All Headphone Amplifiers (11) |
| 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
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|
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
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|
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
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|
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
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|
MAX4321
|
1
|
Input and Output
|
1
|
2.4
|
6.5
|
650
|
725
|
3,500
|
91
|
100
|
150
|
5
|
2
|
22
|
0.4
|
No
|
SOT-23/5
|
|
MAX4322
|
1
|
Input and Output
|
1
|
2.4
|
6.5
|
730
|
1100
|
2,500
|
94
|
100
|
150
|
5
|
2
|
22
|
0.4
|
No
|
SOIC/8
SOT-23/5
uMAX/8
|
|
MAX4323
|
1
|
Input and Output
|
1
|
2.4
|
6.5
|
730
|
1100
|
2,500
|
94
|
100
|
150
|
5
|
2
|
22
|
0.4
|
Yes
|
SOIC/8
SOT-23/6
UCSP/6
uMAX/8
|
|
MAX4326
|
2
|
Input and Output
|
1
|
2.4
|
6.5
|
730
|
1100
|
2,500
|
94
|
100
|
150
|
5
|
2
|
22
|
0.4
|
No
|
SOIC/8
uMAX/8
|
|
MAX4327
|
2
|
Input and Output
|
1
|
2.4
|
6.5
|
730
|
1100
|
2,000
|
94
|
100
|
150
|
5
|
2
|
22
|
0.4
|
Yes
|
SOIC/14
uMAX/10
|
|
MAX4329
|
4
|
Input and Output
|
1
|
2.4
|
6.5
|
730
|
1100
|
2,500
|
94
|
100
|
150
|
5
|
2
|
22
|
0.4
|
No
|
SOIC/14
|
|
MAX4490
|
1
|
Input and Output
|
1
|
2.7
|
5.5
|
800
|
2000
|
10,000
|
75
|
100
|
2.5
|
10
|
10
|
12
|
0.001
|
No
|
SC-70/5
SOT-23/5
|
|
MAX4491
|
2
|
Input and Output
|
1
|
2.7
|
5.5
|
800
|
2000
|
10,000
|
75
|
100
|
2.5
|
10
|
10
|
12
|
0.001
|
No
|
SOT-23/8
uMAX/8
|
|
MAX4492
|
4
|
Input and Output
|
1
|
2.7
|
5.5
|
800
|
2000
|
10,000
|
75
|
100
|
2.5
|
10
|
10
|
12
|
0.001
|
No
|
SOIC/14
TSSOP/14
|
|
MAX4249
|
2
|
Output Only
|
10
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
22
|
2.1
|
8.9
|
0.0005
|
Yes
|
SOIC/14
uMAX/10
|
|
MAX4250
|
1
|
Output Only
|
1
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
3
|
0.3
|
8.9
|
0.0005
|
No
|
SOT-23/5
|
|
MAX4251
|
1
|
Output Only
|
1
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
3
|
0.3
|
8.9
|
0.0005
|
Yes
|
SOIC/8
uMAX/8
|
|
MAX4252
|
2
|
Output Only
|
1
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
3
|
0.3
|
8.9
|
0.0005
|
No
|
SOIC/8
UCSP/0
UCSP/8
uMAX/8
|
|
MAX4253
|
2
|
Output Only
|
1
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
3
|
0.3
|
8.9
|
0.0005
|
Yes
|
SOIC/14
UCSP/0
UCSP/10
uMAX/10
|
|
MAX4254
|
4
|
Output Only
|
1
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
3
|
0.3
|
8.9
|
0.0005
|
No
|
SOIC/14
|
|
MAX4255
|
1
|
Output Only
|
10
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
22
|
2.1
|
8.9
|
0.0005
|
No
|
SOT-23/5
|
|
MAX4256
|
1
|
Output Only
|
10
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
22
|
2.1
|
8.9
|
0.0005
|
No
|
SOIC/8
uMAX/8
|
|
MAX4257
|
2
|
Output Only
|
10
|
2.4
|
5.5
|
420
|
575
|
750
|
115
|
100
|
0.1
|
22
|
2.1
|
8.9
|
0.0005
|
No
|
SOIC/8
uMAX/8
|
| See All Operational Amplifiers (137) |
| Key Specifications:
Speaker Amplifiers |
| Part Number |
Class |
Speaker Amp. VCC (min) (V) |
Speaker Amp. VCC (max) (V) |
Speaker Amp. ICC (typ) (mA) |
POUT into 4Ω @ 1% THD+N (W) |
POUT into 4Ω @ 10% THD+N (W) |
POUT into 8Ω @ 1% THD+N (W) |
POUT into 8Ω @ 10% THD+N (W) |
Speaker Amp. Half Pwr. THD+N (%) |
SNR, A-weighted (dB) |
PSRR (db) |
Speaker Amp. External Gain |
Speaker Amp. Fixed Gain (min) (V/V) |
Speaker Amp. Fixed Gain (max) (V/V) |
Features |
Number of Channels |
|
MAX9705
|
D
|
2.5
|
5.5
|
7
|
2.3
|
2.7
|
1.4
|
1.7
|
0.01
|
93
|
75
|
No
|
2
|
10
|
| • | Active Emissions Limiting (AEL) |
| • | External Clock Synchronization |
|
1
|
| See All Speaker Amplifiers (29) |
|
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隐私权政策
•
法律声明
© 2008 Maxim Integrated Products, Dallas Semiconductor版权所有
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