AK8112 Datasheet, PDF (2/6 Pages) Asahi Kasei Microsystems – Single Clock Generator

ASAHIKASEI


1. ୺ࢠઆ໌


̍ʵ̍ʣ୺ࢠ഑ஔਤ







[AK8112]

1:VDD
2:VSS
3:CLKOUT












̍ʵ̎ʣ୺ࢠػೳઆ໌

6:CLKIN
5:FSEL
4:OE


୺ࢠ൪߸
୺ࢠ໊
(୺ࢠλΠϓ)
આ໌
1
VDD
(PWR)
ࢠ୺ݯి.
2
VSS
(PWR)
઀஍୺ࢠ.
3
CLKOUT ΫϩοΫग़ྗ୺ࢠ.
FSEL୺ࢠͷઃఆʹΑΓ33.75MHz͔67.5MHzͷ͍ͣ
(DO) Ε͔Λग़ྗ͠·͢.
ύϫʔμ΢ϯ࣌͸lLzͱͳΓ·͢.
4
OE
CLKOUTग़ྗΠωʔϒϧ୺ࢠ.
͜ͷ୺ࢠ͕lLzͷ࣌PLL͸ύϫʔμ΢ϯ
(DI)
͞ΕCLKOUT͸ग़ྗ͞Ε·ͤΜ.
100kЊͰ಺෦ϓϧμ΢ϯ.
5
FSEL
(DI)
ΫϩοΫग़ྗप೾਺ઃఆ୺ࢠ.
lLzͷ࣌67.5MHzɺlHzͷ࣌33.75MHz
Λग़ྗ͠·͢.
100kЊͰ಺෦ϓϧμ΢ϯ.
6
CLKIN
Ê¢DIÊ£
ΫϩοΫೖྗ୺ࢠʢ27.000MHzʣ.
ΫϩοΫ͕ೖྗ͞Εͳ͍৔߹ɺύϫʔμ΢ϯঢ়ଶʹͯ͠Լ͍͞.
ແೖྗ΋͘͠͸ෆ҆ఆͳΫϩοΫೖྗͷ৔߹ɺग़ྗ͕҆ఆ͠·ͤΜɻ
PWRɿిݯ


DO ɿσδλϧग़ྗ


DI
ɿσδλϧೖྗ

MS0516-J-00

-2-
2006/6