LC75847T Datasheet, PDF (18/27 Pages) Sanyo Semicon Device – 1/3, 1/4 Duty General-Purpose LCD Driver

1/3 Duty, 1/3 Bias Drive Technique
COM1
LC75847T
fo[Hz]
COM2
COM3
LCD driver output when all LCD segments
corresponding to COM1, COM2, and COM3
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 all LCD segments
corresponding to COM1, COM2,
and COM3 are on.
When the control data FC = 0 : f0 = ^fosc
384
When the control data FC = 1 : f0 = ^fosc
192
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
VLCD0
VLCD1
VLCD2
0V
No. 7389-18/27