PA3427G-N24-R datasheet(4/7 Pages) UTC

4 / 7 page

PA3427

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-357.b



ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VDD

Power Dissipation (TA=25°C)

2.7

Junction Temperature

150

°C

Operating Temperature

TOPR

-40 ~ +85

°C

Storage Temperature

TSTG

-65 ~ +150

°C

Note: 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.



ELECTRICAL CHARACTERISTICS (unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DC ELECTRICAL CHARACTERISTICS

(TA=25°C)

Supply voltage

VDD

4.5

5.5

High-Level Input Voltage

VIH

SE/ BTL , HP/ LINE , SHUTDOWN

GAIN0, GAIN1

Low-Level Input Voltage

VIL

SE/ BTL , HP/ LINE , SHUTDOWN

GAIN0, GAIN1

0.8

DC Differential Output Voltage

VO(DIFF)

VDD= 5V,Gain = 2V/V

Supply Current in Mute Mode

IDD

VDD= 5V, Stereo BTL

7.5

VDD= 5V, Stereo SE

IDD in Shutdown Mode

ISD

VDD= 5V

160

300

µA

AC ELECTRICAL CHARACTERISTICS

(Ta=25°C, VDD = 5.0V, RL = 4Ω)

Output Power (Note)

POUT

THD =1%, BTL, RL= 4Ω, G=-2V/V

THD =1%, BTL, RL= 8Ω, G=-2V/V

1.25

THD =10%, BTL, RL= 4Ω, G=-2V/V

2.5

THD =10%, BTL,RL= 8Ω, G=-2V/V

1.6

THD = 0.1%, SE,RL= 32Ω

Total Harmonic Distortion Plus

Noise

THD+N

POUT= 1.6W, BTL,RL= 4Ω,G=-2V/V

100

POUT= 1W, BTL, RL= 8Ω,G=-2V/V

POUT= 75mW, SE, RL= 32Ω

VIN = 1V, RL= 10kΩ,SE

Max Output Power Bandwidth

THD = 5%

>15

kHz

Power Supply Rejection

PSRR

F=1kHz,BTL,G=-2V/V, CBYP=1µF

Channel-to-Channel

Output Separation

f = 1kHz

Line/HP Input Separation

BTL Attenuation (SE mode)

Signal-to-Noise Ratio

SNR

POUT= 500mW, BTL, G=2V/V

Output Noise Voltage

BTL,G=2V/V, A Weighted filter

µVrms

Note: Output power is measured at the output terminals of the IC at 1kHz.

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