[AK4397]
Parallel/Serial Select Pin
(Internal pull-up pin)
“L”: Serial Mode, “H”: Parallel Mode
ACKS
I
Master Clock Auto Setting Mode Pin in Parallel Mode
15
DZFR
O
Rch Zero Input Detect Pin in Serial Mode
Test 1 Pin in Parallel Mode
TST1
O
Should be open.
16
DZFL
O
Lch Zero Input Detect Pin in Serial Mode
Test 2 Pin in Parallel Mode
(Internal pull-down pin)
TST2
I
Connect to GND.
17
CAD1
I
Chip Address 1 Pin in Serial Mode
(Internal pull-down pin)
No internal bonding.
18 NC
-
Connect to GND.
No internal bonding.
19 NC
-
Connect to GND.
No internal bonding.
20 NC
-
Connect to GND.
No internal bonding.
21 NC
-
Connect to GND.
22 AOUTRP
O
Rch Positive Analog Output Pin
23 AOUTRN
O
Rch Negative Analog Output Pin
24 VSS1
-
Ground Pin
25 VDDR
-
Rch Analog Power Supply Pin, 4.75
∼
5.25V
26 VREFHR
I
Rch High Level Voltage Reference Input Pin
27 VREFLR
I
Rch Low Level Voltage Reference Input Pin
No internal bonding.
28 NC
-
Connect to GND.
29 VREFLL
I
Lch Low Level Voltage Reference Input Pin
30 VREFHL
I
Lch High Level Voltage Reference Input Pin
31 VDDL
-
Lch Analog Power Supply Pin, 4.75
∼
5.25V
32 VSS2
-
Ground Pin
33 AOUTLN
O
Lch Negative Analog Output Pin
34 AOUTLP
O
Lch Positive Analog Output Pin
No internal bonding.
35 NC
-
Connect to GND.
No internal bonding.
36 NC
-
Connect to GND.
No internal bonding.
37 NC
-
Connect to GND.
No internal bonding.
38 NC
-
Connect to GND.
No internal bonding.
39 NC
-
Connect to GND.
40 VSS3
-
Ground Pin
41 AVDD
-
Analog Power Supply Pin, 4.75
∼
5.25V
42 MCLK
I
Master Clock Input Pin
43 VSS4
-
Ground Pin
No internal bonding.
44 NC
-
Connect to GND.
Note: All input pins except internal pull-up/down pins should not be left floating.
14
P/S
I
MS0616-E-00
-5-
2007/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
