ak4390 ETC-unknow, ak4390 Datasheet - Page 4

• Manufacturer Part Number: ak4390
• Description: Ultra Low Latency 32-bit ?? Dac
• Manufacturer: ETC-unknow

Note: All input pins except internal pull-up/down pins should not be left floating.
MS1046-E-00
No. Pin Name
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
SMUTE
CSN
TST1
CAD0
DEM0
CCLK
DEM1
CDTI
DIF0
CAD1
DIF1
DZFL
DIF2
PSN
TST2
DZFR
AOUTRP
AOUTRN
VSS1
VDDR
VREFHR
VREFLR
VREFLL
VREFHL
VDDL
VSS2
AOUTLN
AOUTLP
VSS3
AVDD
MCLK
VSS4
DVDD
PDN
BICK
SDATA
LRCK
I/O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
-
-
I
I
I
I
-
-
-
-
I
-
-
I
I
I
I
Soft Mute in Parallel Control Mode
Chip Select in Serial Control Mode
Test Pin in Parallel Control Mode
Chip Address 0 in Serial Control Mode
De-emphasis Enable 0 in Parallel Control Mode
Control Data Clock in Serial Control Mode
De-emphasis Enable 1 in Parallel Control Mode
Control Data Input in Serial Control Mode
Digital Input Format 0 in PCM Mode
Chip Address 1 in Serial Control Mode
Digital Input Format 1 in PCM Mode
Left Channel Zero Input Detect in Serial Control Mode
Digital Input Format 2 in PCM Mode
Parallel/Serial Select
Test pin in Parallel Control Mode.
Rch Zero Input Detect in Serial Control Mode
Right Channel Positive Analog Output
Right Channel Negative Analog Output
Connected to VSS2/3/4 Ground
Right Channel Analog Power Supply, 4.75~5.25V
Right Channel High Level Voltage Reference Input
Right Channel Low Level Voltage Reference Input
Left Channel Low Level Voltage Reference Input
Left Channel High Level Voltage Reference Input
Left Channel Analog Power Supply, 4.75~5.25V
Ground (connected to VSS1/3/4 ground)
Left Channel Negative Analog Output
Left Channel Positive Analog Output
Ground (connected to VSS1/2/4 ground)
Analog Power Supply, 4.75 to 5.25V
Master Clock Input
Connected to VSS1/2/3 Ground
Digital Power Supply, 4.75 ∼ 5.25V
Power-Down Mode
Audio Serial Data Clock in PCM Mode
Audio Serial Data Input in PCM Mode
L/R Clock in PCM Mode
When this pin goes to “H”, soft mute cycle is initiated.
When returning to “L”, the output mute releases.
“L”: Serial Control Mode, “H”: Parallel Control Mode
Connect to GND.
When at “L”, the AK4390 is in power-down mode and is held in reset.
The AK4390 should always be reset upon power-up.
PIN/FUNCTION
- 4 -
Function
(Internal pull-up pin)
(Internal pull-down pin)
(Internal pull-down pin)
[AK4390]
2009/01