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LM4811G-SM2-R 数据表(PDF) 5 Page - Unisonic Technologies

部件名 LM4811G-SM2-R
功能描述  DUAL 105mW HEADPHONE AMPLIFIER WITH DIGITAL VOLUME CONTROL
PDF  9 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

LM4811G-SM2-R 数据表(HTML) 5 Page - Unisonic Technologies

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LM4811
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
5 of 9
www.unisonic.com.tw
QW-R502-560.b
ELECTRICAL CHARACTERISTICS(Cont.)
For VDD=3.3V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
MAX
UNIT
Supply Current
IDD
VIN=0V, IO=0A
1.1
mA
Shutdown Current
ISD
VIN=0V
0.3
μA
Output Offset Voltage
VOS
VIN=0V
4.0
mV
Output Power
PO
THD+N=0.1%, f=1kHz
RL=16Ω
40
mW
RL=32Ω
28
mW
Total Harmonic Distortion
THD+N
PO=25mW, RL=32Ω, f=20Hz~20kHz
0.5
%
Power Supply Rejection Ratio
PSRR
CB=1.0μF,VRIPPLE=100mVPP,
f=217Hz
60
dB
Input Voltage
(Clock, UP/DN, Shutdown)
High
VIH
1.4
V
Low
VIL
0.4
V
Digital Volume Range
Input referred minimum gain
-33
dB
Input referred maximum gain
+12
dB
Digital Volume Stepsize
All 16 discrete steps
3.0
dB
Stepsize Error
All 16 discrete steps
±0.3
dB
Channel-to-Channel Volume
Tracking Error
All gain settings from -33dB ~ +12dB
0.15
dB
Shutdown Attenuation
Shutdown mode active
-100
dB
For VDD=2.6V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
MAX
UNIT
Supply Current
IDD
VIN=0V, IO=0A
1.0
mA
Shutdown Current
ISD
VIN=0V
0.3
μA
Output Offset Voltage
VOS
VIN=0V
4.0
mV
Output Power
PO
THD+N=0.1%, f=1kHz
RL=16Ω
20
mW
RL=32Ω
16
mW
Total Harmonic Distortion
THD+N
PO=15mW, RL=32Ω, f=20Hz~20kHz
0.6
%
Power Supply Rejection Ratio
PSRR
CB=1.0μF,VRIPPLE=100mVPP,
f=217Hz
60
dB
Input Voltage
(Clock, UP/DN, Shutdown)
High
VIH
1.4
V
Low
VIL
0.4
V
Digital Volume Range
Input referred minimum gain
-33
dB
Input referred maximum gain
+12
dB
Digital Volume Stepsize
All 16 discrete steps
3.0
dB
Stepsize Error
All 16 discrete steps
±0.3
dB
Channel-to-Channel Volume
Tracking Error
All gain settings from -33dB ~ +12dB
0.15
dB
Shutdown Attenuation
Shutdown mode active
-75
dB
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.



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