BU91600FV-M Datasheet, PDF (46/67 Pages) Rohm – Low Duty LCD Segment Driver

BU91600xxx Series MAX 148 Segments (37SEG x 4COM)
6. Line Inversion 1/2 Duty 1/2 Bias Drive Scheme
fo[Hz]
COM1
COM2
LCD driver output w hen only LCD segments
corresponding to COM1 and COM2 are off.
LCD driver output w hen only LCD segments
corresponding to COM1 is on
LCD driver output w hen only LCD segments
corresponding to COM2 is on.
LCD driver output w hen only LCD segments
corresponding to COM1 and COM2 are on.
Datasheet
V _LCD
V_LCD1, V_LCD2
0V
V _LCD
V_LCD1, V_LCD2
0V
V _LCD
V_LCD1, V_LCD2
0V
V _LCD
V_LCD1, V_LCD2
0V
V _LCD
V_LCD1, V_LCD2
0V
V _LCD
V_LCD1, V_LCD2
0V
Figure 31. LCD Waveform (Line Inversion, 1/2 DUTY, 1/2BIAS) ^(Note)
(Note) COM3 function is same as COM1 at 1/2 duty. COM4 function is same as COM2 at 1/2 duty.
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TSZ22111・15・001
46/63
TSZ02201-0P4P0D301300-1-2
16.Feb.2016 Rev.001