EKA8562A
USB Audio Controller
6 Pin Description
Symbol
Pin No.
I/O
Function
I2S Sample Frequency
Sample Frequency
MCLK
00
01
10
11
32kHz
8kHz
8.192MHz
2.048MHz
11.2896MHz
12.288MHz
FS_SEL0
FS_SEL1
1, 2
I
44.1kHz
48kHz
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
A pull-high resistor is connected to VD.
MCLKE
3
I
MCLK
4
5
I
O
O
O
I
Crystal oscillator I/O pin
BCLK for I2S interface
LRCLK for I2S interface
I2S interface for FL, FR output
MCLK input input pin
BCLK for I2S interface
LRCLK for I2S interface
I2S interface for FL, FR input
BCLK
LRCLK
SDATA
I_MCLK
I_BCLK
I_LRCLK
I_SDATA
6
7
8
9
I
10
11
I
I
LED output pin
P57(PlayLED)
12
O
Play/Pause: Flash LED
Stop: LED On
P56(Buzzer)
P55~P53
13
O
I
Buzzer output pin
Key scan input pin
Key scan output pin
14~16
17~19
P52~P50
O
Record select pin
0 : ADC record
RECORD_SEL
20
I
1 : I2S record
A pull-low resistor is connected to DGND
OSCO
OSCI
21
22
O
I
Crystal output
Crystal input
Test mode select pin
Test =0, enter normal mode
Test=1, enter test mode
Test
23
24
I
I
A pull-low resistor is connected to DGND.
PLLC
External capacitor for PLL
4 •
Product Specification (V0.1) 04.24.2006
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
