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參數資料
| 型號： | LX1792CLM |
| 英文描述： | AUDIO AMPLIFIER|SINGLE|LLCC|8PIN|PLASTIC |
| 中文描述： | 音頻放大器|單| LLCC | 8引腳|塑料 |
| 文件頁數： | 3/9頁 |
| 文件大?。?/td> | 324K |
| 代理商： | LX1792CLM |
P
RELIMINARY
S
PECIFICATION
3
3
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1
1
1
1
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2
2
0
0
0
0
2
2
LX1792
Microsemi
INTEGRATED PRODUCTS
5973 Avenida Encinas, Suite 101, Carlsbad 92008, Fax (760) 431-0541
Page 3
Copyright
2001
Rev. 0.3,2002-03-11
W
M
.
C
Low Voltage, Low Power, AudioMite
Class-D Audio Amplifier
INTEGRATED PRODUCTS
RECOMMENDED OPERATING CONDITIONS
LX1792
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
OPERATING CONDITIONS
Supply Voltage
V
DD
0.9
1.5
V
Ground
V
SS
0
V
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, the following specifications apply over the operating ambient temperature T
A
=25°C except where otherwise
noted. Test conditions: V
DD
=1.3V, V
SS
=0V, Circuit connected as application schematic on page 5, No load
LX1792
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
Switch Output Resistance @ Low
Drive
Switch Output Resistance @ Med
Drive
Switch Output Resistance @ High
Drive
Quiescent Current @ Low Drive
R
OUT-L
48
R
OUT-M
24
R
OUT-HI
16
19
IDDQ
L
110
Quiescent Current @ Med Drive
IDDQ
M
120
Quiescent Current @ High Drive
IDDQ
H
130
μA
3dB Bandwidth – min Frequency
F
MIN
40
100
Hz
3dB Bandwidth – max Frequency
F
MAX
R1=50k, R2=1000k
50
KHz
Output Switching Frequency
F
CLK
200
KHz
Gain1
A
1
R1=50k, R2=1000k
Input Reference
R1=50k, R2=1000k
R1=50k, R2=1000k, Vin=5mVrms
32
dB
Power Supply Rejection Ratio
PSRR
45
dB
Total Harmonic Distortion
THD1
0.3
%
Input Referred Noise
V
N-20
R1=50k, R2=1000k, 100Hz-10kHz, No weighting
5
μV
Output clock frequency
F
CLK
V
OFF-NP
No input signal
140
200
300
KHz
Max absolute DC Offset OutN-OutP
0
0.5
5
mV
E
L
E
C
T
R
I
C
A
L
S
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