EKA8564A 查看數據表（PDF） - ELAN Microelectronics
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EKA8564A Datasheet PDF : 16 Pages
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eKA8564A
USB Audio Controller
Symbol
OPNF
AMPO
ALC
F_ROUT
VDA2
VDA1
F_LOUT
AGND1
VBUS
VPHY
DGND2
DP
DM
DGND1
FS_SEL0
FS_SEL1
MCLKE
MCLK
Pin No.
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45,46
47
48
I/O
I
O
I
O
PWR
PWR
O
PWR
PWR
PWR
−
I/O
I/O
PWR
I
I
I/O
Function
Non-inverting type amplifier. Normally, a feedback resistor
connects from AMPO to OPNF and a gain resistor connects to
MIC.
Gain amplifier output and negative feedback terminal for MIC
Automatic Level Control adjustment pin for MIC
Front right channel analog audio output pin
DAC analog power supply Pin 2
DAC analog power supply Pin 1
Front left channel analog audio output pin
2-channel D/A ground pin
USB bus power supply pin
PHY and PLL power supply pin
PHY ground pin
USB plus data line interface
USB minus data line interface
Digital ground pin
2
I 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.
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.
Crystal oscillator I/O pin
Product Specification (V0.1) 09.08.2006
•5
(This specification is subject to change without further notice)
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