EKA8564A View Datasheet(PDF) - ELAN Microelectronics
Part Name
Description
Manufacturer
EKA8564A Datasheet PDF : 16 Pages
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eKA8564A
USB Audio Controller
9.2 Analog Electrical Characteristic
Parameter
Condition
Min
Typ
Max
Unit
ADC
ADC Resolution
−
−
10
−
Bits
ADC Sampling Frequency
−
−
48
−
kHz
Internal High Reference Voltage for ADC
−
−
2.55
−
V
Internal Low Reference Voltage for ADC
−
−
0.75
−
V
Pre-Amplifier Spec.
Pre-Amplifier Voltage Gain
−
19.5
20
20.5
dB
Gain Amplifier Spec.
Voltage Amplifier Gain
−
49
50
51
dB
Output Voltage Swing
−
−
1.6
−
Vp-p
Output Voltage
−
0.85
−
2.45
V
ALC Circuit Spec.
ALC Detection Level
MIC input = 7.5mV -40
−
dBm
ALC Operating Range
−
36
40
44
dB
LPF Spec
Pass-Band Ripple
−
−
−
0.5
dB
Pass-Band Cutoff Frequency
−
−
4
−
kHz
Stop-Band Attenuation @ 24kHz
−
70
−
−
dB
Stop-Band Attenuation @ 48kHz
−
90
−
−
dB
DAC
DAC Resolution
−
−
10
−
Bits
DAC Sampling Frequency
−
−
48
−
kHz
Reference Voltage (Vref)
−
1.45
1.65
1.85
V
Minimum Analog Output Voltage
−
0.45
0.65
0.85
V
Maximum Analog Output Voltage
−
2.45
2.65
2.85
V
Full Scale Voltage Range
Analog Output Impedance at Each Output Pin
VDA=3.3V
−
-5%
2.0
+5%
V
−
−
200
Ω
Analog Output Capacitance at Each Output Pin
−
−
−
20
pF
External Load Impedance
−
−
32
−
Ω
Volume Control Step
−
−
16
−
Step
8•
Product Specification (V0.1) 09.08.2006
(This specification is subject to change without further notice)
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