AK4647VQ Datasheet, PDF (59/72 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
[AK4647]
γεςϜઃܭ
Figure 45͓ΑͼFigure 46͸γεςϜ઀ଓྫͰ͢ɻ۩ମతͳճ࿏ͱଌఆྫʹ͍ͭͯ͸ධՁϘʔυ(AKD4647)Λ
ࢀরͯ͠Լ͍͞ɻ
Headphone
Power Supply ^10u
2.6 ∼ 3.6V
10 0.22u
10 0.22u
1u
Line Out
Mono In
External MIC
Internal MIC
37 NC
38 NC
200
1u _{39 ROUT}
1u _{40 LOUT}
200
41 NC
42 MIN
43 NC
44 RIN2/IN2−
45 LIN2/IN2+
46 LIN1/IN1−
47 RIN1/IN1+
48 MPWR
AK4647VQ
Top View
NC 24
DVSS 23
DVDD 22
BICK 21
LRCK 20
NC 19
SDTO 18
SDTI 17
CDTI/SDA 16
CCLK/SCL 15
CSN/CAD0 14
NC 13
0.1u
DSP
μP
Cp
Analog Ground Digital Ground
஫:
- AK4647ͷAVSS, DVSS, HVSSͱपลίϯτϩʔϥ౳ͷάϥϯυ͸෼͚ͯ഑ઢͯ͠Լ͍͞ɻ
- σΟδλϧೖྗϐϯ͸Φʔϓϯʹ͠ͳ͍ͰԼ͍͞ɻ
- EXTϞʔυ(PMPLL bit = “0”) ͷ৔߹ɺVCOC pin͸ΦʔϓϯͰߏ͍·ͤΜɻ
- PLLϞʔυ(PMPLL bit = “1”) ͷ৔߹ɺCpͱRp͸Table 4ͷΑ͏ʹͯ͠Լ͍͞ɻ
- ϚελϞʔυͰ࢖༻͢Δ৔߹ɺM/S bitʹ “1”͕ॻ͖ࠐ·ΕΔ·ͰɺAK4647ͷLRCK, BICK pin͸ϑ
ϩʔςΟϯάͷঢ়ଶͰ͢ɻͦͷͨΊɺAK4647ͷLRCK, BICK pinʹ100kΩఔ౓ͷϓϧΞοϓ͋Δ
͍͸ϓϧμ΢ϯ఍߅ΛೖΕΔඞཁ͕͋Γ·͢ɻ
Figure 45. γεςϜ઀ଓਤ(ϚΠΫೖྗ࣌)
MS0566-J-00
- 59 -
2006/11