CS4334-DS 查看數據表（PDF） - Cirrus Logic
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CS4334-DS Datasheet PDF : 25 Pages
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CS4334/5/8/9
POWER AND THERMAL CHARACTERISTICS
Parameters
Symbol Min
Typ
Max
Units
Power Supplies
Power Supply Current
Power Dissipation
normal operation
IA
power-down state
IA
(Note 7)
normal operation
-
15
19
mA
-
40
-
µA
-
75
104
mW
power-down
-
0.2
-
mW
Package Thermal Resistance
Power Supply Rejection Ratio
θJA
-
110
-
°C/Watt
(1 kHz) PSRR
-
79
-
dB
Notes: 7. Refer to Figure 3. Max Power Dissipation is measured at VA=5.5V.
AOUTx
10 µF
RL
Vout
CL
AGND
Figure 1. Output Test Load
125
100
75
50
Safe Operating
Region
25
2.5 5
3
10
15
20
Resistive Load -- RL (kΩ )
Figure 2. Maximum Loading
75
70
65
HRM
60
55
50
30
40 50 60 70 80 90 100
Sample Rate (kHz)
Figure 3. Power vs. Sample Rate
DS248F3
7
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