Holtek HT46R22, Handbook

Page: 89 / 162

80
A/D Type MCU
O S C 1
O S C 2
O S C
C i r c u i t
R E S
0 . 1
m
F
1 0 0 k W
V D D
V S S
0 . 1 m F
V
D D
0 . 0 1
m
F
1 0 k W
H T 4 6 R 2 4 / H T 4 6 C 2 4
~
P B 0 / A N 0
P B 7 / A N 7
P A 0 ~ P A 2
P A 3 / P F D
P A 4
P A 5 / I N T
P A 6 / S D A
P A 7 / S C L
P C 0 ~ P C 7
P D 4 ~ P D 7
P F 0 ~ P F 7
S e e B e l o w
~
P D 0 / P W M 0
P D 3 / P W M 3
V
D D
R
O S C
f
S Y S
/ 4
O S C 1
O S C 2
4 7 0 p F
O S C 1
O S C 2
R 1
C 1
C 2
O S C C i r c u i t
F o r c o m p o n e n t v a l u e s ,
c o n s u l t O s c i l l a t o r s e c t i o n
T M R 0
T M R 1
C r y s t a l S y s t e m O s c i l l a t o r
R C S y s t e m O s c i l l a t o r
3 0 k W < R
O S C
< 7 5 0 k W