PA7493

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-113.C

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

0~7

V

Input Voltage

V

Input Current

-10~+10

mA

Operating Temperature

-40~+85

℃

Storage Temperature

-65~+150

℃

Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

2. Input pins surge current can be reached 100mA will not induce the CMOS latched up.

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

FOR ENTIRE IC

Supply Voltage

3

5

6

V

SE MODE

6

8

12

Quiescent Power Supply Current

BTL MODE

8

10

14

mA

Shutdown Current

SHUTDOWN=ON

0.2

0.7

1

μA

SHUTDOWN

0.5

0.6

Vcc

High Level

SE/BTL

0.8

0.9

Vcc

SHUTDOWN

0.2

0.3

Vcc

Threshold Voltage

Low Level

SE/BTL

0.1

0.2

Vcc

FOR VOLUME ATTENUATORS

Two Channels Gain Error

Gerr

-1

0

+1

dB

DC Vol=5V,F=1KHz

-1

0

+1

Volume Control Range

-46

-47

-48

dB

BTL

-78

dB

Mute Attenuation

SE

-78

dB

FOR SINGLE-ENDED MODE OPERATION

THD=1.0%

80

85

90

Maximum Output Power

THD=10%

100

110

120

mW

Total Harmonic Distortion Plus

Noise

THD+N

0.03

0.05

0.07

%

Power Ripple Rejection Ratio

PSRR

58

dB

Signal to Noise Ratio

SNR

A-weight

102

dB

Channel Separation

Xtalk

77

80

83

dB

FOR BRIDGED MODE OPERATION

Output Offset Voltage

-50

5

50

mV

1.4

1.6

1.8

1.8

2.0

2.1

1.9

2.0

2.2

1.0

1.1

1.2

Maximum Output Power

1.2

1.4

1.6

W

0.03

0.05

0.07

Total Harmonic Distortion Plus

Noise

THD+N

0.06

0.08

0.15

%

Power Ripple Rejection Ratio

PSRR

74

dB

Signal to Noise Ratio

SNR

93

dB

Channel Separation

Xtalk

85

88

91

dB