HD66760 Datasheet, PDF (97/105 Pages) Hitachi Semiconductor – 104 X 80-dot Graphics LCD Controller/Driver for 256 Colors

HD66760
Referential data
VUP3 = VLCD - GND (x3 times boost), VUP4 = VLCD - GND (x4 times boost)
VUP5 = VLCD - GND (x5 times boost), VUP6 = VLCD - GND (x6 times boost)
(i) Relation between the obtained voltage and input voltage
Three-times step-up
Four-times step-up
16.0
typ.
16.0
typ.
12.0
12.0
8.0
8.0
4.0
2.0
2.5
3.0
3.5
Vci (V)
Vci = Vcc, fosc = 180 kHz, Ta = 25°C, DC1/0 = 11
4.0
2.0
2.5
3.0
3.5
Vci (V)
Vci = Vcc, fosc = 180 kHz, Ta = 25°C, DC1/0 = 11
Five-times step-up
16.0
typ.
Six-times step-up
16.0
typ.
12.0
12.0
10.0
10.0
4.0
2.0
2.5
3.0
3.5
Vci (V)
Vci = Vcc, fosc = 180 kHz, Ta = 25°C, DC1/0 = 11
4.0
2.0
2.5
3.0
3.5
Vci (V)
Vci = Vcc, fosc = 180 kHz, Ta = 25°C, DC1/0 = 11
Figure 65 Step-up