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LM4811 bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LM4811
Giải thích chi tiết về linh kiện  Dual 105mW Headphone Amplifier with Digital Volume
PDF  18 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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LM4811 bảng dữ liệu(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
−65˚C to +150˚C
ESD Susceptibility (Note 3)
2.5kV
ESD Susceptibility Machine model
(Note 6)
200V
Junction Temperature (T
J)
150˚C
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
215˚C
Infrared (15 sec.)
220˚C
Thermal Resistance
θ
JA MUB10A
194˚C/W
θ
JC MUB10A
52˚C/W
θ
JA LDA10A (Note 7)
63˚C/W
θ
JC LDA10A (Note 7)
12˚C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
−40˚C
≤ T
A
≤ 85˚C
Supply Voltage
2.0V
≤ V
CC
≤ 5.5V
Electrical Characteristics (Notes 1, 8)
The following specifications apply for V
DD = 5V unless otherwise specified, limits apply to TA = 25˚C.
Symbol
Parameter
Conditions
LM4811
Units
(Limits)
Typical
(Note 4)
Limit
(Note 5)
V
DD
Supply Voltage
2.0
V (min)
5.5
V (max)
I
DD
Supply Current
V
IN = 0V, IO = 0A
1.3
3.0
mA
I
SD
Shutdown Current
V
IN = 0V
0.3
µA
V
OS
Output Offset Voltage
V
IN = 0V
4.0
50
mV
P
O
Output Power
0.1% THD+N; f = 1kHz
R
L =16
Ω
105
mW
R
L =32
Ω
70
mW
THD+N
Total Harmonic Distortion
P
O = 50mW, RL =32
Ω
f = 20Hz to 20kHz
0.3
%
Crosstalk
Channel Separation
R
L =32
Ω; f = 1kHz;
P
O = 70mW
100
dB
PSRR
Power Supply Rejection Ratio
C
B = 1.0µF, VRIPPLE = 100mVPP
f = 217Hz
60
dB
V
IH
(CLOCK, UP/DN, SHUTDOWN)
Input Voltage High
1.4
V (min)
V
IL
(CLOCK, UP/DN, SHUTDOWN)
Input Voltage Low
0.4
V (max)
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 to +12dB
0.15
dB
Shutdown Attenuation
Shutdown mode active
−100
dB
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