AK5701 Datasheet, PDF (47/62 Pages) Asahi Kasei Microsystems – PLL & MIC-AMP 16-Bit Stereo ADC

ASAHI KASEI
[AK5701]
γεςϜઃܭ
Figure 43͓ΑͼFigure 44͸γεςϜ઀ଓྫͰ͢ɻ۩ମతͳճ࿏ͱଌఆྫʹ͍ͭͯ͸ධՁϘʔυ(AKD5701)Λ
ࢀরͯ͠Լ͍͞ɻ
µP
19 MPWR
EXLRCK 12
DSP
External MIC
≤ 1u
20 RIN2
EXSDTI 11
21 LIN2
AK5701VN MCKO 10
≤ 1u
Internal MIC
≤ 1u
22 RIN1
Top View
CSP 9
23 LIN1
≤ 1u
SDTO 8
DSP
24 VCOC
LRCK 7
Rp
0.1 x Cp
(Note)
Cp
Power Supply
2.4 ∼ 3.6V
Power Supply
1.6 ∼ 3.6V
Analog Ground
Digital Ground
Note:
- AK5701ͷAVSS, DVSSͱपลίϯτϩʔϥ౳ͷάϥϯυ͸෼͚ͯ഑ઢͯ͠Լ͍͞ɻ
- σΟδλϧೖྗϐϯ͸Φʔϓϯʹ͠ͳ͍ͰԼ͍͞ɻ
- EXTϞʔυ(PMPLL bit = “0”) ͷ৔߹ɺVCOC pin͸ΦʔϓϯͰߏ͍·ͤΜɻ
- PLLϞʔυ(PMPLL bit = “1”) ͷ৔߹ɺCpͱRp͸Table 4ͷΑ͏ʹͯ͠Լ͍͞ɻCp+Rpʹฒྻʹ0.1 x
CpΛ઀ଓ͢Δͱδολಛੑ͕޲্͠·͢ɻ
- 100msҎ಺Ͱ࿥Ի։࢝͢ΔͨΊʹ͸ɺϚΠΫೖྗͷACΧοϓϦϯάίϯσϯαΛ1µFҎԼʹͯ͠
Լ͍͞ɻ
Figure 43. γεςϜ઀ଓਤ(ϚΠΫೖྗ࣌)
MS0404-J-00
- 47 -
2005/08