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AKD4346 Datasheet(PDF) 3 Page - Asahi Kasei Microsystems

Part # AKD4346
Description  3.3V 192kHz 24-Bit 6-Channel DAC
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Manufacturer  AKM [Asahi Kasei Microsystems]
Direct Link  http://www.akm.com
Logo AKM - Asahi Kasei Microsystems

AKD4346 Datasheet(HTML) 3 Page - Asahi Kasei Microsystems

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ASAHI KASEI
[AK4346]
MS0531-E-00
2006/07
- 3 -
PIN/FUNCTION
No.
Pin Name
I/O
Function
1
MCLK
I
Master Clock Input
An external TTL clock should be input on this pin.
2
BICK
I
Audio Serial Data Clock
3
SDTI1
I
DAC1 Audio Serial Data Input
4
LRCK
I
L/R Clock
5
RSTB
I
Reset Mode
When at “L”, the AK4346 is in reset mode.
The AK4346 must be reset once upon power-up.
SMUTE
I
Soft Mute in parallel control mode
“H”: Enable, “L”: Disable
CSN
I
Chip Select in serial 3-wire mode
6
CAD0
I
Chip Address in serial I2C mode
ACKS
I
Auto Setting Mode in parallel control mode
“L”: Manual Setting Mode,
“H”: Auto Setting Mode
CCLK
I
Control Data Clock in serial 3-wire control mode
7
SCL
Control Data Clock in serial I2C control mode
DIF0
I
Audio Data Interface Format in parallel control mode
CDTI
I
Control Data Input in serial 3-wire control mode
8
SDA
I/O
Control Data in serial I2C control mode
9
SDTI2
I
DAC2 Audio Serial Data Input
10
SDTI3
I
DAC3 Audio Serial Data Input
11
TST1
I
Test pin – connect to ground.
12
DIF1
I
Audio Data Interface Format
CAD1
I
Chip Address in serial control mode
13
DEM0
I
De-emphasis Filter Enable
14
DVDD
Digital Power Supply, +2.7
∼+3.6V
15
DVSS
Digital Ground
I2C
I
µP I/F Mode Select in serial control mode
“L”: 3-wire Serial, “H”: I
2C Bus
16
DEM1
I
De-emphasis Filter Enable in parallel control mode
17
TST2
-
Test pin – leave this pin floating.
18
TST3
-
Test pin – leave this pin floating.
19
ROUT3
O
DAC3 Right Channel Analog Output
20
LOUT3
O
DAC3 Left Channel Analog Output
21
ROUT2
O
DAC2 Right Channel Analog Output
22
LOUT2
O
DAC2 Left Channel Analog Output
23
P/S
I
Parallel/Serial Control Mode Select
(Internal pull-up pin)
“L”: Serial control mode, “H”: Parallel control mode
24
ROUT1
O
DAC1 Right Channel Analog Output
25
LOUT1
O
DAC1 Left Channel Analog Output
26
VCOM
O
Common Voltage, AVDD/2
Normally connected to AVSS with a 0.1
µF ceramic capacitor in parallel with a
10
µF electrolytic cap.
27
AVSS
-
Analog Ground
28
AVDD
-
Analog Power Supply, +2.7
∼+3.6V
TDM0
I
TDM I/F Format Mode in parallel control mode (Internal pull-down pin)
“L”: Normal mode, “H”: TDM 256 mode
29
DZF2
O
Data Zero Input Detect in serial control mode
30
DZF1
O
Data Zero Input Detect
Note: All input pins except P/S and TDM0 pins should not be left floating.


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