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EKA8564A Datasheet(PDF) 9 Page - ELAN Microelectronics Corp

Part No. EKA8564A
Description  USB Audio Controller
Download  16 Pages
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Maker  EMC [ELAN Microelectronics Corp]
Homepage  http://www.emc.com.tw
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EKA8564A Datasheet(HTML) 9 Page - ELAN Microelectronics Corp

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eKA8564A
USB Audio Controller
Product Specification (V0.1) 09.08.2006
• 5
(This specification is subject to change without further notice)
Symbol
Pin No.
I/O
Function
OPNF
31
I
Non-inverting type amplifier. Normally, a feedback resistor
connects from AMPO to OPNF and a gain resistor connects to
MIC.
AMPO
32
O
Gain amplifier output and negative feedback terminal for MIC
ALC
33
I
Automatic Level Control adjustment pin for MIC
F_ROUT
34
O
Front right channel analog audio output pin
VDA2
35
PWR
DAC analog power supply Pin 2
VDA1
36
PWR
DAC analog power supply Pin 1
F_LOUT
37
O
Front left channel analog audio output pin
AGND1
38
PWR
2-channel D/A ground pin
VBUS
39
PWR
USB bus power supply pin
VPHY
40
PWR
PHY and PLL power supply pin
DGND2
41
PHY ground pin
DP
42
I/O
USB plus data line interface
DM
43
I/O
USB minus data line interface
DGND1
44
PWR
Digital ground pin
FS_SEL0
FS_SEL1
45,46
I
I
2
S’s Sample Frequency
Sample Frequency
MCLK
00
32kHz
8.192 MHz
01
8kHz
2.048 MHz
10
44.1kHz
11.2896 MHz
11
48kHz
12.288 MHz
Internal pull-high resistors are connected to VD.
MCLKE
47
I
External MCLK enable pin.
0 : use external MCLK and MCLK pin is input pin
1 : use internal MCLK and MCLK pin is output pin
An internal pull-high resistor is connected to VD.
MCLK
48
I/O
Crystal oscillator I/O pin


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