3544 查看數據表（PDF） - Unisonic Technologies

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产品描述 (功能)

生产厂家

3544

HEADPHONE AMPLIFIER FOR CD-ROMS

Unisonic Technologies 

3544

„ MEASUREMENT CIRCUIT

32

1

SW7

16

2

330μ

+

V V2AC

LINEAR INTEGRATED CIRCUIT

47μ +

SW5 1

2

1μ

VIN2

SW8B

A IQ

+

10μ

Vcc

8

OUT2

7

BIAS

6

IN2

5

SW8A 1 2

VRR

Vcc

TSD

BIAS

6dB

+

+

6dB

MUTE

90K

90K

32

1

2

3

4 GND

1

SW1

+ OUT1

MUTE

IN1

16

2

330μ

VTM

1

V1AC V

1μ 2 SW3

VIN1

„ MEASUREMENT CONDITIONS

SIGNAL

IQ

VTM

SW1

1

SW3

1

SW TABLE

SW5 SW7

1

1

GVC

1

2

△Gvc

2

1

THD

1

2

2

1

Po1

1

2

2

1

Po2

2

2

2

2

VNO

1

1

1

1

CS

1

1

1

2

2

1

1

1

ATT

1

2

2

1

RR

1

1

1

1

SW8A SW8B

2

OFF

2

ON

2

ON

2

ON

2

ON

2

ON

2

ON

2

ON

2

ON

1

ON

MONITOR

IQ

CONDITIONS

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

V1AC,V2AC

f=1kHz,VIN1/2=-6dBV,

VTM=1.6V

GVC1 – GVC2

fin=1kHz,VIN1/2= -6dBV,

VTM=1.6V

fin=1kHz,VIN1/2= -6dBV,

VTM=1.6V

fin=1kHz,VIN1/2= -6dBV,

VTM=1.6V

fin=1kHz,VIN2= -6dBV,

VTM=1.6V

fin=1kHz,VIN1= -6dBV,

VTM=1.6V

fin=1kHz,VIN1/2= -6dBV,

VTM=0.3VB

VRR= -20dBV, fRR=100Hz

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

5 of 10

QW-R107-040,C

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