EKA8561A 查看數據表（PDF） - ELAN Microelectronics
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EKA8561A Datasheet PDF : 14 Pages
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eKA8561A
USB Audio Controller
5 Pin Description
Symbol
Pin No. I/O
FS_SEL0
FS_SEL1
1, 2
I
MCLKE
3
I
MCLK
BCLK
LRCLK
SDATA
I_MCLK
I_BCLK
I_LRCLK
I_SDATA
4
I
5
O
6
O
7
O
8
I
9
I
10
I
11
I
P57 (PlayLED)
12
O
P56(PowerLED)
13
O
P55 (RecordLED) 14
O
P54, P53 (NC)
15-16
P52 (VolDn)
17
I
P51 (VolUp)
18
I
P50 (Mute)
19
I
RECORD_SEL
20
I
2
I S Sample Frequency.
Function
Sample Frequency
MCLK
00
32kHz
8.192MHz
01
8kHz
2.048MHz
10
44.1kHz
11.2896MHz
11
48kHz
12.288MHz
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.
Crystal oscillator I/O pin
2
BCLK for I S interface
2
LRCLK for I S interface
2
I S interface for FL, FR output
MCLK input pin
2
BCLK for I S interface
2
LRCLK for I S interface
2
I S interface for FL, FR input
LED output pin
Play/Pause: flash LED
Stop: LED On
LED output pin
Suspend: LED off
Power On: LED On
LED output pin
Record: LED On
Non-record: LED Off
Volume down control pin
Volume up control pin
Mute control pin
Record select pin
0 : ADC record
2
1 : I S record
A pull-low resistor is connected to DGND
Product Specification (V0.1) 04.21.2006
•3
(This specification is subject to change without further notice)
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