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| BU91600FV-M Datasheet, PDF (49/67 Pages) Rohm – Low Duty LCD Segment Driver | |||
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BU91600xxx Series MAX 148 Segments (37SEG x 4COM)
9. Frame Inversion 1/4 Duty 1/2 Bias Drive Scheme
fo[Hz]
COM1
COM2
COM3
COM4
LCD driver output w hen LCD segments
corresponding to COM1, COM2, COM3
and COM4 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.
LCD driver output w hen only LCD segments
corresponding to COM3 is on.
LCD driver output w hen LCD segments
corresponding to COM1 and COM3 are on
LCD driver output w hen LCD segments
corresponding to COM2 and COM3 are on
LCD driver output w hen LCD segments
corresponding to COM1, COM2 and COM3 are on
LCD driver output w hen LCD segments
corresponding to COM4 is on
LCD driver output w hen LCD segments
corresponding to COM2 and COM4 are on
LCD driver output w hen LCD segments
corresponding to COM1, COM2, COM3
and COM4 are on
Figure 34. LCD Waveform (Frame Inversion, 1/4 DUTY, 1/2BIAS)
Datasheet
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
V LCD
VLCD1, VLCD2
0V
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111ã»15ã»001
49/63
TSZ02201-0P4P0D301300-1-2
16.Feb.2016 Rev.001
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