LC75844M Datasheet, PDF (9/14 Pages) Sanyo Semicon Device – 1/4 Duty General-Purpose LCD Driver

1/4 Duty, 1/2 Bias Drive Technique
COM1
COM2
COM3
COM4
LCD driver output when all LCD
segments corresponding to COM1,
COM2, COM3, and COM4 are turned off.
LCD driver output when only LCD
segments corresponding to COM1 are
on.
LCD driver output when only LCD
segments corresponding to COM2 are
on.
LCD driver output when LCD segments
corresponding to COM1 and COM2 are
on.
LCD driver output when only LCD
segments corresponding to COM3 are
on.
LCD driver output when LCD segments
corresponding to COM1 and COM3 are
on.
LCD driver output when LCD segments
corresponding to COM2 and COM3 are
on.
LCD driver output when LCD segments
corresponding to COM1, COM2, and
COM3 are on.
LCD driver output when only LCD
segments corresponding to COM4 are
on.
LCD driver output when LCD segments
corresponding to COM2 and COM4 are
on.
LCD driver output when all LCD
segments corresponding to COM1,
COM2,COM3, and COM4 are on.
LC75844M
fosc _[Hz]
512
1/4 Duty, 1/2 Bias Waveforms
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
VLCD
VLCD1, VLCD2
0V
A12605
No. 6235-9/14