LM4811 查看數據表（PDF） - Unisonic Technologies
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LM4811
Unisonic Technologies
LM4811 Datasheet PDF : 9 Pages
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LM4811
Preliminary
CMOS IC
ELECTRICAL CHARACTERISTICS(Cont.)
For VDD=3.3V
PARAMETER
Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion
Power Supply Rejection Ratio
Input Voltage
High
(Clock, UP/DN, Shutdown) Low
Digital Volume Range
Digital Volume Stepsize
Stepsize Error
Channel-to-Channel Volume
Tracking Error
Shutdown Attenuation
SYMBOL
TEST CONDITIONS
MIN TYP
IDD VIN=0V, IO=0A
1.1
ISD
VIN=0V
0.3
VOS VIN=0V
4.0
PO
THD+N=0.1%, f=1kHz
RL=16Ω
RL=32Ω
40
28
THD+N PO=25mW, RL=32Ω, f=20Hz~20kHz
0.5
PSRR CB=1.0μF,VRIPPLE=100mVPP,
60
f=217Hz
VIH
1.4
VIL
Input referred minimum gain
-33
Input referred maximum gain
+12
All 16 discrete steps
3.0
All 16 discrete steps
±0.3
MAX
0.4
UNIT
mA
μA
mV
mW
mW
%
dB
V
V
dB
dB
dB
dB
All gain settings from -33dB ~ +12dB
0.15
dB
Shutdown mode active
-100
dB
For VDD=2.6V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Supply Current
IDD VIN=0V, IO=0A
1.0
Shutdown Current
ISD
VIN=0V
0.3
Output Offset Voltage
VOS VIN=0V
4.0
Output Power
PO
THD+N=0.1%, f=1kHz
RL=16Ω
RL=32Ω
20
16
Total Harmonic Distortion
THD+N PO=15mW, RL=32Ω, f=20Hz~20kHz
0.6
Power Supply Rejection Ratio
PSRR CB=1.0μF,VRIPPLE=100mVPP,
60
f=217Hz
Input Voltage
High
VIH
1.4
(Clock, UP/DN, Shutdown) Low
VIL
Digital Volume Range
Input referred minimum gain
-33
Input referred maximum gain
+12
Digital Volume Stepsize
All 16 discrete steps
3.0
Stepsize Error
All 16 discrete steps
±0.3
Channel-to-Channel Volume
Tracking Error
All gain settings from -33dB ~ +12dB
0.15
Shutdown Attenuation
Shutdown mode active
-75
Notes: 4. Absolute Maximum Ratings indicate limits beyond which damage to the device may occur.
5. All voltages are measured with respect to the ground pin, unless otherwise specified.
MAX
0.4
UNIT
mA
μA
mV
mW
mW
%
dB
V
V
dB
dB
dB
dB
dB
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 9
QW-R502-560.a
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