AKD4665A-A Datasheet, PDF (5/39 Pages) Asahi Kasei Microsystems – 20bit CODEC with built-in Input PGA and Headphone Amplifier

ASAHI KASEI
[AKD4665A-A]
„ Other jumper pins set up
1. JP1 (GND)
OPEN
SHORT
: Analog ground and Digital ground
: Separated.
: Common. (The connector “DGND” can be open.) <Default>
2. JP3 (REG)
OPEN
SHORT
: HVDD of the AK4665A
: HVDD is supplied from “HVDD ” jack.
: HVDD is supplied from the regulator (“HVDD” jack should be open). < Default >
3. JP3 (AVDD_SEL) : AVDD of the AK4665A
OPEN
: AVDD is supplied from “AVDD ” jack.
SHORT : AVDD is supplied from “HVDD” (“AVDD” jack should be open). < Default >
4. JP4 (DVDD_SEL) : DVDD of the AK4665A
OPEN
: DVDD is supplied from “DVDD ” jack. < Default >
SHORT : DVDD is supplied from “HVDD” (“DVDD” jack should be open).
5. JP6 (TVDD_SEL), JP7 (LVC_SEL):
JP6
JP7
TVDD is supplied from
Logic block of LVC is
supplied from
Note
OPEN OPEN
“TVDD” jack
“LVC_IN” jack
-
OPEN TVDD
OPEN VD
“TVDD” jack
“TVDD” jack
“TVDD” jack
“VD_IN” jack
“LVC_IN” jack should be
open.
“LVC_IN” jack should be
open.
SHORT OPEN
“DVDD”
“LVC_IN” jack
“TVDD” jack should be open.
SHORT TVDD
SHORT VD
“DVDD”
“TVDD”
“TVDD” and “LVC_IN”
should be open.
jack
<Default>
“DVDD”
“VD” jack
TVDD” and “LVC_IN” jack
should be open.
Table 5. JP6 (TVDD_SEL), JP7 (LVC_SEL) select
6. JP5 (MPWR) : Connection between MPWR pin and MICIN pin of the AK4665A
OPEN
: MPWR is not connected to MICIN.
SHORT : MPWR is connected to MICIN. < Default >
<KM082201>
-5-
2006/05