AK4642VN Datasheet, PDF (59/82 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ Stereo CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4642]
Addr
02H
Register Name
Signal Select 1
Default
D7
D6
D5
D4
D3
SPPSN BEEPS DACS DACL
0
0
0
0
0
0
D2
PMMP
0
D1
D0
0
MGAIN0
0
1
MGAIN1-0: ϚΠΫΞϯϓͷήΠϯίϯτϩʔϧ(See Table 16)
MGAIN1 bit͸03HͷD5 bitͰ͢ɻ
PMMP: MPWR pinͷύϫʔϚωδϝϯτ
0: Power down: Hi-Z (Default)
1: Power up
DACL: DAC͔ΒεςϨΦϥΠϯΞϯϓʹೖྗ͞ΕΔ৴߸ͷίϯτϩʔϧ
0: OFF (Default)
1: ON
PMLO bit = “1”ͷ࣌ɺ͜ͷϏοτ͸༗ޮʹͳΓ·͢ɻPMLO bit = “0”ͷ࣌ɺLOUT, ROUT pins͸AVSS
Λग़ྗ͠·͢ɻ
DACS: DAC͔ΒεϐʔΧΞϯϓʹೖྗ͞ΕΔ৴߸ͷίϯτϩʔϧ
0: OFF (Default)
1: ON
“1”ͰDACͷग़ྗ৴߸ΛεϐʔΧΞϯϓʹೖྗ͠·͢ɻ
BEEPS: BEEP pin͔ΒεϐʔΧΞϯϓʹೖྗ͞ΕΔ৴߸ͷίϯτϩʔϧ
0: OFF (Default)
1: ON
“1”ͰBEEPԻΛεϐʔΧΞϯϓʹೖྗ͠·͢ɻ
SPPSN: εϐʔΧΞϯϓͷύϫʔηʔϒϞʔυ
0: Power Save Mode (Default)
1: Normal Operation
“0”ͰεϐʔΧΞϯϓ͸ύϫʔηʔϒϞʔυʹͳΓ·͢ɻ͜ͷ࣌ɺSPP pin͸Hi-ZɺSPN pin͸HVDD/2
Λग़ྗ͠·͢ɻPMSPK bit =“1”ͷ࣌ɺ͜ͷϏοτ͸༗ޮʹͳΓ·͢ɻୠ͠ɺPDN pin = “L”௚ޙ͸
PMSPK bit = “0”ͱͳ͍ͬͯΔͨΊɺεϐʔΧΞϯϓ͸ύϫʔμ΢ϯঢ়ଶͰ͢ɻ
MS0358-J-02
- 59 -
2005/04