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Maxim > 方案 > 计算机:台式机、工作站和服务器

耳机放大器

数据资料
显示 标题/型号 关键优势
QV  PDF 具有低RF干扰敏感度的DirectDrive立体声耳机放大器,具有1.8V兼容关断控制
MAX9724C, MAX9724D

具有低供电电压(工作电压低至2.5V)、低RF敏感度的耳机放大器
QV  PDF MAX9724A和MAX9724B评估板
MAX9724AEVKIT

QV  PDF MAX9789A、MAX9790A评估板
MAX9789AEVKIT, MAX9790AEVKIT

QV  PDF 60mW、DirectDrive、立体声耳机放大器,具有较低的RF干扰敏感性,带关断控制
MAX9724A, MAX9724B

QV  PDF 立体声音频DAC,带有DirectDrive®耳机放大器
MAX9850

1.8V立体声音频DAC,内置DirectDrive耳机放大器,用于高性能、空间受限的便携设备
QV  PDF 1.2W、低EMI、无需虑波、单声道D类放大器,带有立体声DirectDrive耳机放大器
MAX9770

集成音频放大器,包括:无虑波、1.2W、低EMI、D类放大器,DirectDrive耳机放大器和输入复用器
QV  PDF 5V、差分输入、DirectDrive、130mW立体声耳机放大器,带有关断
MAX9722

新一代DirectDrive耳机放大器,提供差分输入,工作在5V电压
QV  PDF 兼容于Windows Vista的立体声、AB类扬声器放大器及DirectDrive耳机放大器
MAX9789, MAX9790

集成Vista兼容IC包含了2 x 2W扬声器放大器、DirectDrive耳机放大器以及低压差稳压器
QV  PDF 80mW、DirectDrive、立体声耳机放大器,带有共模检测
MAX4409

80mW、DirectDrive、立体声耳机放大器,带有共模检测
QV  PDF 50mW、DirectDrive®、立体声耳机放大器,带有SmartSense™和关断
MAX9720, MAX9720A, MAX9720B

50mW、DirectDrive、立体声耳机放大器,带有SmartSense和关断功能
QV  PDF 80mW、固定增益、DirectDrive、立体声耳机放大器,带有关断
MAX4411, MAX4411B

独特的低成本耳机放大器,无需隔直流电容和增益设置电阻
QV  PDF 80mW、DirectDrive、立体声耳机驱动器,带有关断
MAX4410

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



Key Specifications:   Audio Data Converters
Part Number Functions Supply Voltage (min) (V) Supply Voltage (max) (V) Quiescent Current (mA) Number of ADCs Number of DACs DAC SNR (dB) DAC Bit Depth DAC Sample Rate (kHz) Interface Smallest Available Package (max w/pins) (mm2)
MAX9850 
Audio DAC
1.8 3.6 7.6 0 2 91 18 8 to 48 Audio - I2S
Serial - I2C
26
See All Audio Data Converters (6)

Key Specifications:   Headphone Amplifiers
Part Number Headphone Amp. VCC (min) (V) Headphone Amp. VCC (max) (V) Headphone Amp. ICC (typ) (mA) Hdph. Amp. POUT into 32Ω @1% THD+N (mW) 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 Industry Qualified Package Smallest Available Package (max w/pins) (mm2)
MAX9722  2.4 5.5 5.5 130 0.015 103 90 Yes 2 2
Common-Mode Sense
Automotive - General TQFN/16
TSSOP/16
10
MAX9720  1.8 3.6 5 50 0.006 100 92 No 1 1.41
SmartSense Automatic Short Circuit Detection
 -  UCSP/16 4
MAX4409  1.8 3.6 5 65 0.005 98 86 Yes  -   - 
Common-Mode Sense
 -  TQFN/20 17
MAX4411  1.8 3.6 5 65 0.007 98 86 No 1.5 2
Independent Shutdown Controls
 -  TQFN/20
UCSP/14
4
MAX4410  1.8 3.6 7 65 0.006 98 90 Yes  -   - 
Independent Shutdown Controls
 -  TSSOP/14
UCSP/14
4
See All Headphone Amplifiers (14)

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) Hdph. Amp. POUT into 32Ω @1% THD+N (mW) Headphone Amp. Half Pwr. THD+N (%) Features Package Smallest Available Package (max w/pins) (mm2)
MAX9789 
PC Notebook Subsystem
AB 4.5 5.5 14 2 0.004 3 5.5 7 0.055 0.02
Windows Vista Compliant
TQFN/32 26
MAX9790 
PC Notebook Subsystem
AB 4.5 5.5 14 2 0.004 3 5.5 7 0.055 0.02
Windows Vista Compliant
TQFN/32 26
MAX9770 
PC Notebook Subsystem
D 2.5 5.5 5.2 1.2 0.03 2.5 5.5 5.5 0.06 0.03  -  TQFN/28
TSSOP/28
26
See All Integrated Amplifiers (11)



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