AK4620A Datasheet, PDF (5/42 Pages) Asahi Kasei Microsystems – 24 BIT 192KHZ AUDIO CODEC WITH IPGA

ASAHI KASEI
[AK4620A]
PIN/FUNCTION (Continued)
24 VT
25 VD
26 DGND
27 AOUTL-
28 AOUTL+
29 AOUTR-
30 AOUTR+
- Input Buffer Tolerant Pin, 3.0 ∼ 5.25V
- Digital Power Supply Pin, 3.0 ∼ 3.6V
- Digital Ground Pin
O Lch Negative Analog Output Pin
O Lch Positive Analog Output Pin
O Rch Negative Analog Output Pin
O Rch Positive Analog Output Pin
Note. Do not allow digital input pins (P/S, MCLK, LRCK/DSDR, BICK/DCLK, SDTI/DSDL, CDTI/CKS0,
CCLK/CKS1, CSN/DIF, DFS0, PDN, DEM0 and ADMODE pins) to float.
„ Handling of Unused Pin
The unused I/O pin should be processed appropriately as below.
Classification
Analog Input
Analog Output
Digital Input
Digital Output
Pin Name
AINL+, AINL-/NC, AINR+, AINR+NC
AINL+, AINL-/NC
AINR+, AINR-/NC
AOUTL+, AOUTL-, AOUTR+,
AOUTR-
DEM0
OVFL/DZFL, OVFR/DZFR
Setting
These pins should be open when ADMODE pin = “L”.
AINL+ pin is connected to AINL-/NC pin when
ADMODE pin = “H”.
AINR+ pin is connected to AINR-/NC pin when
ADMODE pin = “H”.
These pins should be open.
This pin should be connected to DVSS.
These pins should be open.
MS0368-E-00
-5-
2004/12