PATENTED
HT1622/HT1622G
V
A
L
I
D
D
A
T
A
V
G
D
D
D
B
5
0
%
N
t
t
r
t
t
h
f
s
u
V
G
D
D
9
0
%
D
W
R
,
R
5
0
%
V
G
D
D
C
l
o
c
k
N
1
0
%
W
R
,
R
D
5
0
%
t
t
C
C
L
K
L
K
C
l
o
c
k
N
Figure 1
Figure 2
V
D
D
t
C
S
0
D
D
t
S
R
V
G
D
D
C
S
5
0
%
N
0
V
t
s
u
1
t
h
1
t
O
F
F
t
R
S
T
D
V
G
D
D
W
R
,
R
D
5
0
%
C
l
o
c
k
N
L
a
s
t
k
C
l
o
c
k
F
i
r
s
t
C
l
o
c
C
S
Figure 3
Figure 4. Power-on Reset Timing
RC Oscillator Frequency Deviation
Operating Temperature
-40°C
19.85%
0°C
2.98%
25°C
70°C
-21.14%
75°C
80°C
85°C
-25.35%
Average Deviation
0
-22.50%
-23.82%
Rev. 2.50
7
November 5, 2012
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
