TS-440S
SEMICONDUCTOR
µPD6300C (Display unit IC 1 )
Pin description
Pin N o .
Symbol
Pin name
1/0
Description
1
0 1 3
0 1 4
F I P
0 1 s
S e g m e n t
H i g h d i e l ectric-strength (40V ) output i n the Pch o pe n .
0 1 6
0
0 1 7
driver
C o rresponds to the output of
Q 1 3
-
Q 1 9
0 1 s
(0 1 3 - 0 1 9)
7
0 1 9
Output s e r i a l data the t r a i l i n g edge of S C K . W h e n the n - n u m b e r
8
s o
S e r i a l data output p i n
0
of JLPD 6300Cs are c o n n ected in s e r i e s , t h i s c a n be c o n n ected to
the S I of t h e fol l o w i n g sta g e .
-
This i n put c a n t u r n off a l l i n d icator or d i s p l ay s , a n d can d i m them
9
B l
B l a n ki n g p i n
I
by a p p l y i n g a r a n d o m d uty p u l s e from outs i d e . Active l o w .
Transm its t h e c o n n ects of the s e r i a l s h ift register to the buffer
-
1 0
L H
Latch p i n
I
reg i ster at l o w l e v e l , to l atch the c o n n ects at the r i s i n g t i m e .
A ctive r i s i n g ( l e ad i n g ) e d g e .
1 1
S I
S e r i a l d ata i n put p i n
I
T h i s is the data i n put p i n . I n puts data to the s h i ft register at the
r i s i n g e d g e of S C K .
Reads o u t t h e S I data t o t h e s h ift reg i ster at t h e r i s i n g e d g e of
--
1 2
S C K
S e r i a l c l o c k i n put p i n
I
S C K .
--
Outputs data from SO at the tra i l i n g edge of S C K .
-
W h e n CS is h i g h , t h i s i n h i bits S C K a n d L H , a n d w h e n CS is l o w ,
1 3
c s
C h i p s e l ect p i n
I
activates S C K a n d L H .
1 4
Vss
G N D
-
C o n nect to the G N D term i n a l of the syste m .
1 5
O
o
1 6
0 1
Pch o p e n -d r a i n syste m , h i g h d i e l ectric-stre n g t h output.
1 7
02
1 8
03
F I P
Corresponds to the
04
output of Oo to
0 1 2
V oo
O
s
S e g m e n t
06
07
d river
O
s
I
O s
! Oo - O i z l
0 1 0
26
0 1 1
Vss
O
o
-
0 1
9
2 7
0 1 2
2 8
V oo
Power s u p p l y pin
-
5 V ± 1 0 %
34
