[AK4413]
MS1495-E-01 2013/01
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PIN/FUNCTION
No. Pin Name I/O Function
1 PDN I
Power-Down Mode
When at “L”, the AK4413 is in power-down mode and is held in reset.
The AK4413 should always be reset upon power-up.
2 BICK I Audio Serial Data Clock in PCM Mode
3 SDATA1 I Audio Serial Data Input in PCM Mode
4 SDATA2 I Audio Serial Data Input in PCM Mode
5 TDM1 I TDM I/F Format Mode in PCM Mode
6 LRCK I L/R Clock in PCM Mode
SMUTE I
Soft Mute in Parallel Control Mode
When this pin goes to “H”, soft mute cycle is initiated.
When returning to “L”, the output mute releases.
7
CSN I Chip Select in Serial Control Mode
SD Digital Filter setting pin in Parallel Control mode
8 CAD0 I Chip Address 0 in Serial Control Mode (Internal pull-down pin)
DEM0 I De-emphasis Enable 0 in Parallel Control Mode
9 CCLK I Control Data Clock in Serial Control Mode
DEM1 I De-emphasis Enable 1 in Parallel Control Mode
10 CDTI I Control Data Input in Serial Control Mode
DIF0 I Digital Input Format 0 in PCM Mode
11 CAD1 I Chip Address 1 in Serial Control Mode
DIF1 I Digital Input Format 1 in PCM Mode
12 DZF1 O Zero Input Detect in Serial Control Mode
13 DIF2 I Digital Input Format 2 in PCM Mode
14 PSN I Parallel/Serial Select (Internal pull-up pin)
“L”: Serial Control Mode, “H”: Parallel Control Mode
ACKS I
Auto Clock Setting Mode in Parallel Control mode
“L”: Manual Setting Mode, “H”: Auto Setting Mode
15
DZF2 O Zero Input Detect in Serial Control Mode
16 TDM0 I TDM I/F Format Mode in Parallel Control mode
17 SLOW I Digital filter setting pin
18 TEST - No internal bonding.
Connect to DVSS.
19 VCM2 - Common Voltage 2
Normally connected to VSS with a 10uF electrolytic cap.
20 AOUTR2P O Right Channel Positive Analog Output 2
21 AOUTR2N O Right Channel Negative Analog Output 2
22 VDD2 - Analog Power Supply, 4.75 to 5.25V
23 VSS2 - Ground (connected to DVSS, AVSS, VSS1 ground)
24 VREFL2 I Low Level Voltage Reference Input 2
25 VREFH2 I High Level Voltage Reference Input 2
26 AOUTL2N O Left Channel Negative Analog Output 2
27 AOUTL2P O Left Channel Positive Analog Output 2
28 NC - No internal bonding.
Connect to GND.