pa7493 ETC-unknow, pa7493 Datasheet - Page 4

• Manufacturer Part Number: pa7493
• Description: 2w X2 Class Ab Audio Power Amplifier With Dc_volume Control
• Manufacturer: ETC-unknow

PA7493
Supply Voltage
Input Voltage
Input Current
Operating Temperature
Storage Temperature
Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
FOR ENTIRE IC (V
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Threshold Voltage
FOR VOLUME ATTENUATORS (V
Two Channels Gain Error
Volume Control Range
Mute Attenuation
FOR SINGLE-ENDED MODE OPERATION (V
Maximum Output Power
Total Harmonic Distortion Plus
Noise
Power Ripple Rejection Ratio
Signal to Noise Ratio
Channel Separation
FOR BRIDGED MODE OPERATION (V
Output Offset Voltage
Maximum Output Power
Total Harmonic Distortion Plus
Noise
Power Ripple Rejection Ratio
Signal to Noise Ratio
Channel Separation
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
2. Input pins surge current can be reached 100mA will not induce the CMOS latched up.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
PARAMETER
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
CC
=5V, T
High Level
Low Level
PARAMETER
A
=25℃, unless otherwise specified.)
CC
SYMBOL
=5V, T
THD+N
THD+N
V
PSRR
PSRR
V
Xtalk
Xtalk
P
SNR
CC
P
SNR
Gerr
V
O(OFF)
V
I
I
V
A
CTRL
CC
OUT
OUT
SD
CC
IH
IL
M
= 5V, bandwidth = 22~22 KHz, Unless otherwise specified.)
A
=25℃, unless otherwise specified.)
CC
=5V, bandwidth = 22~22 KHz, Unless otherwise specified.)
SE MODE
BTL MODE
SHUTDOWN=ON
SHUTDOWN
SE/BTL
SHUTDOWN
SE/BTL
R
DC Vol=5V,F=1KHz
DC Vol =16.875% V
V
R
P
V
C
P
A-weight
C
V
THD+N=1%, R
THD+N=10%, R
THD+N=1%, R
THD=1%, R
THD+N=10%, R
P
P
V
C
P
C
MUTE
OUT
RIPPLE
OUT
IN
OUT
OUT
RIPPLE
OUT
IN
L
B
B
B
B
=1µF, Fin=1kHz
=1µF, Fin=1kHz
=0V, No Load
=R
=32Ω
=1µF, Fin=120Hz
=1µF, Fin=120Hz
＝50mW, R
=75mW, R
＝0.2W, R
=1W, R
=1.1W, R
TEST CONDITIONS
=5V
F
=200mVrms,
=200mVrms , R
=20KΩ
L
L
=8Ω
=4Ω
L
SYMBOL
L
L
L
L
=4Ω
=8Ω, A-weight
=32Ω,
L
L
L
=4Ω
=4Ω, V
=32Ω
T
T
=8Ω
V
=4Ω
V
I
OPR
STG
BTL
SE
THD=1.0%
THD=10%
IN
CC
IN
CC
L
CC
=8Ω,
=6V
-0.3~V
0.03
0.03
0.06
MIN
100
-46
-78
-78
-50
0.2
0.5
0.8
1.4
1.8
1.9
1.0
1.2
80
77
85
RATINGS
-1
-1
-65~+150
3
6
8
-10~+10
-40~+85
0~7
CC
+0.3
TYP
0.05
0.05
0.08
110
102
0.7
0.6
0.9
0.2
0.1
-47
1.6
2.0
2.0
1.1
1.4
10
85
58
80
74
93
88
5
8
0
0
5
MAX
0.07
0.07
0.15
120
-48
0.3
0.2
1.8
2.1
2.2
1.2
1.6
12
14
+1
+1
90
83
50
91
QW-R502-113.B
CMOS IC
6
1
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UNIT
mA
UNIT
℃
℃
V
V
mW
Vcc
Vcc
Vcc
Vcc
mA
mV
µA
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
%
W
%
V