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KA22241B

DUAL EQ AMP WITH ALC

Samsung 

KA22241B

DUAL EQ AMP WITH ALC

ABSOLUTE MAXIMUM RATINGS

¡Ú Derated avobe Ta = 2°C in the propotion of 5.5mW/°C

Characteristic

Symbol

Supply Voltage

Power Dissipation

Operating Temperature

Storage Temperature

VCC

PD

TOPR

TSTG

Value

16

¡Ú550

-20 ~ +75

-20 ~ +125

Unit

V

mW

°C

°C

ELECTRICAL CHARACTERISTICS

(Ta = 25°C, VCC = 7V, f = 1KHz, unless otherwise specified)

Characteristic

Symbol

Test Conditions

Min Typ Max Unit

Quiescent Circuit Current

ICCQ VI = 0

1.5

3.5

4.5

mA

Open Loop Voltage Gain

GVO VO = 0.3V

70

80

dB

Closed Loop Voltage Gain

GVC VO = 0.3V

45

48

50

dB

Output Voltage

VO THD = 1%

0.6

1.2

V

Total Harmonic Distortion

THD VO = 0.3V

0.1

0.3

%

Equivalent Input Noise Voltage

VNI RG = 2.2KΩ, BW (-3dB) = 20Hz ~ 20KHz

1.0

2.0

µV

Input Resistance

RI

15

25

45

KΩ

ALC Range

∆VALC RG = 3.9K, THD = 10%

40

45

dB

ALC Balance

CBALC VI = 1mV

0

2.5

dB

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