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Part Name
Description
HT46R46-H View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
Manufacturer
HT46R46-H
Cost-Effective A/D Type 8-Bit OTP MCU
Holtek Semiconductor
HT46R46-H Datasheet PDF : 42 Pages
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Block Diagram
P A 5 /IN T
HT46R46-H
P ro g ra m
ROM
P ro g ra m
C o u n te r
STAC K
In te rru p t
C ir c u it
IN T C
In s tr u c tio n
R e g is te r
MP
M
U
X
D ATA
M e m o ry
In s tr u c tio n
D ecoder
T im in g
G e n e ra to r
O SC2
O SC1
RES
VDD
VSS
M UX
A LU
S h ifte r
STATU S
P A 3,P A 5
A C C LV R
TM R C
TM R
M
P r e s c a le r
f
S Y S
U
X
P A 4 /T M R
P A 3 /P F D
W DT
PW M
PDC
P o rt D
PD
PA4
M
f
S Y S
/4
U
X
W DT O SC
P D 0 /P W M
4 -C h a n n e l
A /D C o n v e rte r
PBC
P o rt B
PB
PAC
P o rt A
PA
P B 0 /A N 0 ~ P B 3 /A N 3
P A 0~P A 2
P A 3 /P F D
P A 4 /T M R
P A 5 /IN T
P A 6~P A 7
Pin Assignment
P A 3 /P F D
PA2
PA1
PA0
P B 3 /A N 3
P B 2 /A N 2
P B 1 /A N 1
P B 0 /A N 0
VSS
1
1 8 P A 4 /T M R
2
1 7 P A 5 /IN T
3
16 P A 6
4
15 P A 7
5
14 O S C 2
6
13 O S C 1
7
12 V D D
8
11 R E S
9
1 0 P D 0 /P W M
H T 4 6 R 4 6 -H
1 8 D IP -A /S O P -A
Rev. 1.40
2
March 1, 2006
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