HD66724 Datasheet, PDF (112/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

HD66724/HD66725
(iii) Relation between the obtained voltage and capacitance
Double boosting
6.5
typ.
6.0
5.5
Triple boosting
7.0
typ.
6.5
6.0
5.0
5.5
4.5 _0.5
1.0
1.5
C (µF)
Vci = Vcc = 3.0 V, fosc = 32 kHz, Io = 30 µA
4.0 _0.5
1.0
1.5
C (µF)
Vci = Vcc = 2.2 V, fosc = 32 kHz, Io = 30 µA
(iv) Relation between the obtained voltage and current <T.B.D.>
Double boosting
7.0
6.5
7.0
typ.
6.0
6.5
5.5
6.0
5.0
5.5
4.5
5.0
Triple boosting
typ.
0 50
100 150 200
Io (µA)
Vci = Vcc = 3.0 V, fosc = 32 kHz, Ta = 25°C
0
50
100 150 200
Io (µA)
Vci = Vcc = 2.2 V, fosc = 32 kHz, Ta = 25°C
Figure 63 Booster (cont)
112