AK4122A Datasheet, PDF (5/54 Pages) Asahi Kasei Microsystems – 24-Bit 96kHz SRC with DIR

[AK4122A]
25 R
External Resistor Pin
-
12kΩ±5% resistor should be connected to AVSS externally.
26 AVSS
- Analog Ground Pin
27 PDN
Power-Down Mode Pin
I
“H”: Power up, “L”: Power down reset and initializes the control register.
28 LRCK1
I Input Channel Clock Pin
29 BICK1
I Audio Serial Data Clock Pin
30 SDTI
I Audio Serial Data Input Pin
31 DVSS
- Digital Ground Pin
32 DVDD
- Digital Power Supply Pin, 3.0 ∼ 3.6V
33 MCLK2
I Master Clock Input Pin
34 LRCK2
I/O Input / Output Channel Clock Pin
35 BICK2
I/O Audio Serial Data Clock Pin
36 SDTIO
I/O Audio Serial Data Input / Output Pin
37 INT0
O Interrupt 0 Pin
38 INT1
O Interrupt 1 Pin
39 TX
O Transmitter Output Pin
40 SDTO
O Audio Serial Data Output Pin
41 BICK
I/O Audio Serial Data Clock Pin
42 LRCK
I/O Output Channel Clock Pin
43 OMCLK
I Master Clock Input Pin
44 DVSS
- Digital Ground Pin
45 DVDD
- Digital Power Supply Pin, 3.0 ∼ 3.6V
46 BVSS
Substrate Ground Pin
-
This pin should be connected to AVSS.
47 CSN
I Chip Select Pin
48 CCLK
I Control Data Clock Pin
Note: All input pins except internal biased pins should not be left floating.
MS1076-E-01
-5-
2010/05