ICM7243 Intersil Corporation, ICM7243 Datasheet - Page 11

• Manufacturer Part Number: ICM7243
• Description: 8-character, Microprocessor-compatible, Led Display Decoder Driver
• Manufacturer: Intersil Corporation

Display Font and Segment Assignments
NOTE: Segments a and d appear as 2 segments each, but both halves are driven together.
D5, D4
0
0
1
1
D3
D2
D1
D0
0
1
0
1
FIGURE 12. ICM7243B 14-SEGMENT CHARACTER FONT WITH DECIMAL POINT
0
0
0
0
11
FIGURE 13. SEGMENT AND CHARACTER DRIVERS OUTPUT CIRCUIT
0
0
0
1
R
DS(ON)
SEGMENT
0
0
1
0
CHARACTER
DRIVER
~
DRIVER
4ÞΩ
0
0
1
1
V
V
e
e
f
f
DD
SS
0
1
0
0
R
g1
g1
a1
d2
m
m
h
h
CHAR N
SEG x
ICM7243
ICM7243
(Continued)
0
1
0
1
d
a
i
i
l
l
V
R
LED
TYPICAL
d1
d1
a2
g2
g2
k
k
j
j
DISPLAY
0
1
1
0
= 1.6V
b
b
c
c
= 100µ
SEGMENT LEDs
0
1
1
1
DP
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
October 28, 2005
FN3162.3
1
1
1
1