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| BU9795AFV-LB Datasheet, PDF (14/29 Pages) Rohm – Standard LCD Segment Drivers | |||
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BU9795AFV-LB MAX 108 segments (SEG27ÃCOM4)
LCD Driving Waveform
(1/3bias)
Line inversion
SEGn SEGn+1 SEGn+2 SEGn+3
COM0 stateA
COM1 stateB
COM2
COM3
Frame inversion
SEGn SEGn+1 SEGn+2 SEGn+3
COM0 stateA
COM1 stateB
COM2
COM3
VDD
COM0
VLCD
VDD
COM1
VLCD
VDD
COM2
COM3
VLCD
VDD
SEGn
VLCD
VDD
VLCD
VDD
SEGn+1
VLCD
VDD
SEGn+2
VLCD
VDD
SEGn+3
VLCD
1frame
VDD
COM0
COM1
VLCD
VDD
VLCD
VDD
COM2
VLCD
VDD
COM3
SEGn
VLCD
VDD
VLCD
VDD
SEGn+1
VLCD
VDD
SEGn+2
VLCD
VDD
SEGn+3
VLCD
1frame
stateA
(COM0-SEGn)
stateA
(COM0-SEGn)
Datasheet
stateB
(COM1-SEGn)
stateB
(COM1-SEGn)
Figure 14. Line inversion waveform (1/3bias)
Figure 15. Frame inversion waveform (1/3bias)
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ22111ï½¥15ï½¥001
14/26
TSZ02201-0P4P0D300510-1-2
26.Feb.2014 Rev.002
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