BU97941FV_15 Datasheet, PDF (18/27 Pages) Rohm – Multifunction LCD Segment Driver

BU97941FV MAX 104 segments (SEG26×COM4)
●Power ON / OFF Sequence
To prevent incorrect display, malfunction and abnormal current,
VDD must be turned on before VLCD In power up sequence.
VDD must be turned off after VLCD In power down sequence.
Please satisfies VLCD≥VDD, t1>0ns, t2>0ns
t1
VLCD
VDD
10%
VDD min
Command
SWRST
MODE SET
Display off
Various Setup ^{RAM WRITE}
Blink RAM
WRITE
MODE SET
Figure 17. Power On/Off Sequence
t2
10%
VDD min
MODE SET
Display off
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