BU91R63CH-M3BW Datasheet, PDF (24/37 Pages) Rohm – Low Duty LCD Segment Driver

BU91R63CH-M3BW Max 176 segments (SEG44 x COM4)
(Static)
Line Inversion
SEGn SEGn+1 SEGn+2 SEGn+3
Frame Inversion
SEGn SEGn+1 SEGn+2 SEGn+3
COM0 stateA stateB
COM1 to 3 Same waveform as COM0
COM0 stateA stateB
COM1 to 3 Same waveform as COM0
V0
COM0
(COM1 to 3)
VSS
V0
SEGn
VSS
V0
SEGn+1
VSS
V0
SEGn+2
VSS
V0
SEGn+3
VSS
V0
stateA
0
-V0
V0
stateB
0
-V0
1frame
Figure 25. LCD Waveform in Line Inversion
V0
COM0
(COM1 to 3)
VSS
V0
SEGn
VSS
V0
SEGn+1
VSS
V0
SEGn+2
VSS
V0
SEGn+3
VSS
V0
stateA
0
-V0
V0
stateB
0
-V0
1frame
Figure 26. LCD Waveform in Frame Inversion
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TSZ22111・15・001
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TSZ02201-0P4P0D301380-1-2
10 Feb. 2016 Rev.001