[AK4497]
No.
19
20
21
22
23
24-26
27-29
30
31,32
33,34
35-37
38-40
41-43
44-46
47,48
49,50
51
52-54
55-57
58
Pin Name
TDM0
DCLK
TDM1
DCHAIN
INVR
TESTE
VREFHR
VREFLR
VCMR
AOUTRN
AOUTRP
VDDR
VSSR
VSSL
VDDL
AOUTLP
AOUTLN
VCML
VREFLL
VREFHL
EXTR
I/O
I
I
I
I
I
I
I
I
I
O
O
-
-
-
-
O
O
-
I
I
I
-
Function
TDM Mode Select Pin in Pin Control Mode.
DSD clock Pin in DSD Mode (DSDPATH bit = “0”)
TDM Mode select Pin in Pin Control Mode.
Daisy Chain Mode Select Pin in Pin Control Mode.
Rch Output Data Invert Enable Pin in Pin Control Mode.
Test Mode Enable Pin. (Internal pull-down pin)
Rch High Level Voltage Reference Input Pin
Rch Low Level Voltage Reference Input Pin
Right Channel Common Voltage Pin,
Normally connected to VREFLR with a 10uF electrolytic cap.
This pin is prohibited to connect other devices.
Rch Negative Analog Output Pin
Rch Positive Analog Output Pin
Rch Analog Power Supply Pin
Analog Ground Pin
Analog Ground Pin
Lch Analog Power Supply Pin
Lch Positive Analog Output Pin
Lch Negative Analog Output Pin
Left channel Common Voltage Pin
Normally connected to VREFLL with a 10uF electrolytic cap.
This pin is prohibited to connect other devices.
Lch Low Level Voltage Reference Input Pin
Lch High Level Voltage Reference Input Pin
External Resistor Connect Pin
Rext=33kΩ(±0.1%) to AVSS
(LDOE pin = “H”)
Analog Power Supply Pin, 3.0
3.6V
(LDOE pin = “L”)
Analog Power Supply Pin, 1.7
3.6V
Analog Ground Pin
Master Clock Input Pin
(LDOE pin = “H”)
LDO Output Pin,
This pin should be connected to DVSS with 1.0µF.
This pin is prohibited to connect other devices.
(LDOE pin = “L”)
Digital Power Supply Pin, 1.7
1.98V
Digital Ground Pin
59
60
61
AVDD
-
AVSS
MCLK
-
I
O
62
DVDD
-
63
DVSS
-
-
(LDOE pin = “H”)
Digital Power Supply Pin, 3.0
3.6V
TVDD
64
(LDOE pin = “L”)
-
Digital Power Supply Pin, 1.7
3.6V
Note 1. All input pins except internal pull-up/down pins must not be left floating.
Note 2. The AK4497 must be reset by PDN pin after changing Pin/Register control mode by the PSN pin.
Note 3. PCM mode, DSD mode and EXDF mode are controlled by register settings.
016003187-E-00
-7-
2016/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
