AK4386ET Datasheet, PDF (12/18 Pages) Asahi Kasei Microsystems – 100dB 96kHz 24-Bit 2ch ΔΣ DAC

[AK4386]
(1) PDN pinʹΑΔύϫʔμ΢ϯ
PDN
(1)
Internal
State
D/A In
(Digital)
D/A Out
(Analog)
Normal Operation
Power-down
GD (2)
(4)
“0” data
(3)
Normal Operation
GD (2)
(4)
Clock In
MCLK, BICK, LRCK
(5) _{Don’t care}
External
MUTE
(6)
Mute ON
Notes:
(1) 19msҎ্ͷؒɺPDN pinΛ“L”ʹͯ͠Լ͍͞ɻ
(VCOM pinͱVSSؒʹ4.7μFͷίϯσϯαΛ͚ͭͨ৔߹ɻ)
(2) σΟδλϧೖྗʹରͯ͠Ξφϩάग़ྗ͸܈஗Ԇ(GD)Λ࣋ͪ·͢ɻ
(3) Ξφϩάग़ྗ͸Hi-ZʹͳΓ·͢ɻ
(4) PDN৴߸ͷΤοδ(“↑ ↓”)͔Β3 ∼ 4LRCKҎ಺ʹΫϦοΫϊΠζ͕ग़ྗ͞Ε·͢ɻ͜ͷϊΠζ͸σʔλ͕
“0”ͷ৔߹Ͱ΋ग़ྗ͞Ε·͢ɻ
(5) ύϫʔμ΢ϯঢ়ଶ(PDN pin = “L”)Ͱ͸֤ΫϩοΫೖྗ(MCLK, BICK, LRCK) ΛࢭΊΔ͜ͱ͕Ͱ͖·͢ɻ
(6) ΫϦοΫϊΠζ(4)͕໰୊ʹͳΔ৔߹͸ɺΞφϩάग़ྗΛ֎෦Ͱϛϡʔτͯ͠Լ͍͞ɻ
Figure 5. Power-down/up sequence example 1


MS0280-J-01
- 12 -
2008/10