參數(shù)資料
型號: AK4524
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 24BIT 96KHZ AUDIO CODEC
中文描述: 24位96kHz的音頻編解碼器
文件頁數(shù): 4/31頁
文件大?。?/td> 320K
代理商: AK4524
ASAHI KASEI
[AK4524]
M0050-E-01
1999/5
- 4 -
PIN/FUNCTION
No.
Pin Name
I/O
Function
1
VCOM
O
Common Voltage Output Pin, VA/2
Bias voltage of ADC inputs and DAC outputs.
Rch Analog Input Pin
Lch Analog Input Pin
Voltage Reference Input Pin, VA
Used as a voltage reference by ADC & DAC. VREF is connected externally to
filtered VA.
Analog Ground Pin
Analog Power Supply Pin, 4.75
~
5.25V
Test Pin (Internal pull-down pin)
X’tal Output Pin
X’tal/Master Clock Input Pin
X’tal Osc Enable Pin
“H”: Enable, “L”: Disable
Input/Output Channel Clock Pin
Audio Serial Data Clock Pin
Audio Serial Data Output Pin
Audio Serial Data Input Pin
Control Data Input Pin
Control Data Clock Pin
Chip Select Pin
Control Data I/F Format Pin
“H”: CS falling trigger, “L”: CS rising trigger
Power-Down Mode Pin
“H”: Power up, “L”: Power down, reset and initialize the control register.
Master/Slave Mode Pin
“H”: Master mode, “L”: Slave mode
Master Clock Output Pin
Output Buffer Power Supply Pin, 2.7
~
5.25V
Digital Power Supply Pin, 4.75
~
5.25V
Digital Ground Pin
Lch Negative Analog Output Pin
Lch Positive Analog Output Pin
Rch Negative Analog Output Pin
Rch Positive Analog Output Pin
2
3
AINR
AINL
I
I
4
VREF
I
5
6
7
8
9
AGND
VA
TEST
XTO
XTI
-
-
I
O
I
10
XTALE
I
11
12
13
14
15
16
17
LRCK
BICK
SDTO
SDTI
CDTI
CCLK
CS
I/O
I/O
O
I
I
I
I
18
CIF
I
19
PD
I
20
M/ S
I
21
22
23
24
25
26
27
28
CLKO
VT
VD
DGND
AOUTL-
AOUTL+
AOUTR-
AOUTR+
O
-
-
-
O
O
O
O
Note: All input pins except pull-down pins should not be left floating.
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