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PA7493-S16-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 PA7493-S16-R
功能描述  2W X 2 CLASS AB AUDIO POWER AMPLIFIER (WITH DC_VOLUME CONTROL)
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

PA7493-S16-R 数据表(HTML) 4 Page - Unisonic Technologies

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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
VCC
0~7
V
Input Voltage
VIN
-0.3~VCC+0.3
V
Input Current
IIN
-10~+10
mA
Operating Temperature
TOPR
-40~+85
℃
Storage Temperature
TSTG
-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
(VCC=5V, TA=25℃, unless otherwise specified.)
Supply Voltage
VCC
3
5
6
V
SE MODE
6
8
12
Quiescent Power Supply Current
ICC
BTL MODE
8
10
14
mA
Shutdown Current
ISD
SHUTDOWN=ON
0.2
0.7
1
μA
SHUTDOWN
0.5
0.6
Vcc
High Level
VIH
SE/BTL
0.8
0.9
Vcc
SHUTDOWN
0.2
0.3
Vcc
Threshold Voltage
Low Level
VIL
SE/BTL
0.1
0.2
Vcc
FOR VOLUME ATTENUATORS
(VCC=5V, TA=25℃, unless otherwise specified.)
Two Channels Gain Error
Gerr
RIN=RF=20KΩ
-1
0
+1
dB
DC Vol=5V,F=1KHz
-1
0
+1
Volume Control Range
VCTRL
DC Vol =16.875% VCC
-46
-47
-48
dB
BTL
-78
dB
Mute Attenuation
AM
VMUTE=5V
SE
-78
dB
FOR SINGLE-ENDED MODE OPERATION
(VCC=5V, bandwidth = 22~22 KHz, Unless otherwise specified.)
THD=1.0%
80
85
90
Maximum Output Power
POUT
RL =32Ω
THD=10%
100
110
120
mW
Total Harmonic Distortion Plus
Noise
THD+N
POUT＝50mW, RL=32Ω
0.03
0.05
0.07
%
Power Ripple Rejection Ratio
PSRR
VRIPPLE=200mVrms,
CB =1μF, Fin=120Hz
58
dB
Signal to Noise Ratio
SNR
POUT=75mW, RL=32Ω,
A-weight
102
dB
Channel Separation
Xtalk
CB=1μF, Fin=1kHz
77
80
83
dB
FOR BRIDGED MODE OPERATION
(VCC = 5V, bandwidth = 22~22 KHz, Unless otherwise specified.)
Output Offset Voltage
VO(OFF)
VIN=0V, No Load
-50
5
50
mV
THD+N=1%, RL =4Ω
1.4
1.6
1.8
THD+N=10%, RL =4Ω
1.8
2.0
2.1
THD+N=1%, RL =4Ω, VCC=6V
1.9
2.0
2.2
THD=1%, RL =8Ω
1.0
1.1
1.2
Maximum Output Power
POUT
THD+N=10%, RL =8Ω
1.2
1.4
1.6
W
POUT＝0.2W, RL=4Ω
0.03
0.05
0.07
Total Harmonic Distortion Plus
Noise
THD+N
POUT =1W, RL =4Ω
0.06
0.08
0.15
%
Power Ripple Rejection Ratio
PSRR
VRIPPLE=200mVrms , RL =8Ω,
CB =1μF, Fin=120Hz
74
dB
Signal to Noise Ratio
SNR
POUT =1.1W, RL =8Ω, A-weight
93
dB
Channel Separation
Xtalk
CB=1μF, Fin=1kHz
85
88
91
dB



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