S486(2005) Просмотр технического описания (PDF) - Unisonic Technologies

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S486
(Rev.:2005)

DUAL 100mW AUDIO POWER AMPLIFIER WITH STANDBY MODE

Unisonic Technologies 

S486

CMOS IC

ELECTRICAL CHARACTERISTICS (Ta = 25℃, GND = 0V, unless otherwise specified)

For VCC = +5V

PARAMETER

SYMBOL

TEST CONDITIONS

VOL : RL = 32Ω

Output Swing

VOUT

VOH : RL = 32Ω

VOL : RL = 16Ω

VOH : RL = 16Ω

Input Offset Voltage

VI(OFF) VICM = VCC/2

Supply Current

ICC No input signal, no load

Shutdown Current

ISHDN No input signal, VSHDN=GND, RL=32Ω

Input Bias Current

II(BIAS) VICM = VCC/2

Max Output Current

THD+N≤1%,

IOUT RL=16Ω connected between out and VCC/2

Output Power

POUT

THD+N = 0.1% Max, F= 1kHz

THD+N = 1% Max, F= 1kHz

RL = 16Ω

RL = 32Ω

RL = 16Ω

RL = 32Ω

Total Harmonic Distortion +

Noise (Gv=-1)

Power Supply Rejection Ratio

THD+N

PSRR

RL = 32Ω, POUT= 60mW, 20Hz≤F≤20kHz

RL = 16Ω, POUT= 90mW, 20Hz≤F≤20kHz

inputs grounded(GV=-1)(Note), RL≧16Ω,

CB=1mF, F = 1kHz, VRIPPLE = 200mVPP

Signal-to-Noise Ratio

SNR (A weighted, GV=-1)(Note), RL = 32Ω,

THD +N < 0.4%, 20Hz≤F≤20kHz

Crosstalk

Channel Separation,

CT GV=-1, F = 1kHz

Channel Separation,

GV=-1, F = 20Hz ~ 20kHz

RL = 16Ω

RL = 32Ω

RL = 16Ω

RL = 32Ω

Input Capacitance

CIN

Gain Bandwidth Product

GBW RL = 32Ω

Slew Rate

SR Unity Gain Inverting(RL = 16Ω)

Note: Guaranteed by design and evaluation.

MIN TYP

0.45

4.45 4.52

0.6

4.2 4.35

1

1.8

10

90

106 115

102

64

95 108

60 65

0.3

0.3

53 58

80 103

80

83

72

79

1

1.1

0.4

MAX UNIT

0.5

V

0.7

mV

2.5 mA

1000 nA

200 nA

mA

mW

%

dB

dB

dB

pF

MHz

V/µs

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

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