Denon AVR-X7200W - Page 206

AK4490EQ(DAC : U4012 - U4018)
AK4490EQ Pin Function
[AK4490]
MS1648-J-03 2014/11
- 5 -
5.
AK4490EQ 40 +85 C 48pin LQFP (0.5mm pitch)
AKD4490 AK4490
[AK4490]
MS1648-J-03 2014/11
- 6 -
No. Pin Name I/O Function
1 NC -
No internal bonding.
Connect to GND.
2 PDN I
Power-Down Mode Pin
When at L , the AK4490 is in power-down mode and is held in reset.
The AK4490 must always be reset upon power-up.
3
BICK I Audio Serial Data Clock Pin in PCM Mode
DCLK I DSD Clock Pin in DSD Mode
BCK I Audio Serial Data Clock Pin
4
SDATA I Audio Serial Data Input Pin in PCM Mode
DSDL I DSD Lch Data Input Pin in DSD Mode
DINL I Lch Audio Serial Data Input Pin
5
LRCK I L/R Clock Pin in PCM Mode
DSDR I DSD Rch Data Input Pin in DSD Mode in Serial Control Mode
DINR I Rch Audio Serial Data Input Pin in Serial Control Mode
6
SSLOW I Digital filter setting in Parallel Control Mode
WCK I Word Clock input pin in Serial Control Mode
7
SMUTE I
Soft Mute Pin in Parallel Control Mode
When this pin is changed to
H , soft mute cycle is initiated.
When returning
L , the output mute releases.
CSN I Chip Select Pin in Serial Control Mode, I2C= L
8
SD I Digital filter setting in Parallel Control Mode
CCLK I Control Data Clock Pin in Serial Control Mode, I2C= L
SCL I Control Data Clock Pin in Serial Control Mode, I2C= H
9
SLOW I Digital filter setting in Parallel Control Mode
CDTI I Control Data Input Pin in Serial Control Mode, I2C= L
SDA I/O Control Data Clock Pin in Serial Control Mode, I2C= H
10
DIF0 I Digital Input Format 0 Pin in PCM Mode
DZFL O Lch Zero Input Detect Pin in Serial Control Mode
11
DIF1 I Digital Input Format 1 Pin in PCM Mode
DZFR O Rch Zero Input Detect Pin in Serial Control Mode
12
DIF2 I Digital Input Format 2 Pin in PCM Mode
CAD0 I Chip Address 0 Pin in Serial Control Mode
13 PSN I
Parallel or Serial Select Pin (Internal pull-up pin)
L : Serial Control Mode, H : Parallel Control Mode
14 I2C I I2C mode select pin in Serial mode (Internal pull-down pin)
15 DEM0 I De-emphasis Enable 0 Pin in Parallel Control Mode (Internal pull-up pin)
Note: All input pins except internal pull-up/down pins must not be left floating.
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