EKA8562A
USB Audio Controller
6
Pin Description
Symbol
Pin No.
I/O
I
2
S Sample Frequency
Sample Frequency
FS_SEL0
FS_SEL1
00
1, 2
I
01
10
11
32kHz
8kHz
44.1kHz
48kHz
MCLK
8.192MHz
2.048MHz
11.2896MHz
12.288MHz
Function
Pull-high resistors are connected to VD.
External MCLK enable pin.
MCLKE
3
I
0
: use external MCLK, and MCLK pin is input pin
1
: use internal MCLK, and MCLK pin is output pin
A pull-high resistor is connected to VD.
MCLK
BCLK
LRCLK
SDATA
I_MCLK
I_BCLK
I_LRCLK
I_SDATA
P57(PlayLED)
P56(Buzzer)
P55~P53
P52~P50
4
5
6
7
8
9
10
11
12
13
14~16
17~19
I
O
O
O
I
I
I
I
O
O
I
O
Crystal oscillator I/O pin
BCLK for I S interface
LRCLK for I S interface
I S interface for FL, FR output
MCLK input input pin
BCLK for I S interface
LRCLK for I S interface
I S interface for FL, FR input
LED output pin
Play/Pause: Flash LED
Stop: LED On
Buzzer output pin
Key scan input pin
Key scan output pin
Record select pin
RECORD_SEL
20
I
0
: ADC record
1
: I S record
A pull-low resistor is connected to DGND
OSCO
OSCI
21
22
O
I
Crystal output
Crystal input
Test mode select pin
Test
23
I
Test =0, enter normal mode
Test=1, enter test mode
A pull-low resistor is connected to DGND.
PLLC
24
I
External capacitor for PLL
2
2
2
2
2
2
2
4
•
Product Specification (V0.1) 04.24.2006
(This specification is subject to change without further notice)
EMC [ ELAN MICROELECTRONICS CORP ]
