셀룰러 핸드셋 - 부품 리스트

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애플리케이션 노트



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		애플리케이션 노트

Maxim > 솔루션 > 셀룰러 핸드셋

헤드폰 앰프

Maxim의 특허기술 DirectDrive™ 헤드폰 앰프는

DC 블로킹 커패시터의 비용 및 공간을 절감시켜 주고
업계 선도의 클릭 앤 팝 성능을 제공하며
진폭이 기존 앰프의 2배인 출력 신호를 생성합니다.

Maxim의 DirectDrive 기술에 대한 상세 정보

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

Smallest Available Package (max w/pins) (mm²)

MAX9890

2.7

5.5

0.014

100

0.003

Yes

2

Automotive - General

THIN QFN (Dual)/8
UCSP/8

2

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

Smallest Available Package (max w/pins) (mm²)

MAX9724

2.7

5.5

3.5

63

0.02

101

86

Yes

1.5

1.5

-

-

THIN QFN/12
UCSP/12

3

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

10

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)

-

4

MAX9725

0.9

1.8

2.1

25

0.02

92

80

No

2

4

-

-

THIN QFN/12
UCSP/12

3

See All Headphone Amplifiers (11)

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