蜂窝手机 - Parts List

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Maxim > 方案 > 蜂窝手机

耳机放大器

Maxim专有的DirectDrive™耳机放大器

省去了隔直流电容，节省成本和电路板空间。
提供业内领先的喀嗒声/砰然声抑制电路。
可提供两倍于传统放大器的输出信号幅度。

了解更多的Maxim DirectDrive技术。

Key Specifications: Click-Pop Suppressors

Part Number

Supply Voltage (min) (V)

Supply Voltage (max) (V)

Quiescent Supply Current (typ) (mA)

PSRR (db)

THD+N (%)

SHDN

Number of Channels

Industry Qualified

Package

MAX9890

2.7

5.5

0.014

100

0.003

Yes

2

Automotive - General

THIN QFN (Dual)/8
UCSP/0
UCSP/8

See All Click-Pop Suppressors (1)

Key Specifications: Headphone Amplifiers

Part Number

Headphone Amp. V_CC (min) (V)

Headphone Amp. V_CC (max) (V)

Headphone Amp. I_CC (typ) (mA)

Headph. Amp. P_OUT 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

Industry Qualified

Package

MAX9724

2.7

5.5

3.5

63

0.02

101

86

Yes

1.5

1.5

-

-

THIN QFN/12
UCSP/0

MAX9722

2.4

5.5

5.5

130

0.015

103

90

Yes

2

2

•	Common-Mode Sense

Automotive - General

THIN QFN/16
TSSOP/16

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)

-

MAX9725

0.9

1.8

2.1

25

0.02

92

80

No

2

4

-

-

THIN QFN/12
UCSP/0

See All Headphone Amplifiers (11)

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