E0C63466
q
LCD Driver
(Unless otherwise specified: V
DD
=3.0V, V
SS
=0V, f
OSC1
=32.768kHz, C
G
=25pF, Ta=25°C,
V
D1
/V
C1
/V
C2
/V
C4
/V
C5
are internal voltage, C
1
–C
8
=0.2µF)
Item
Min.
Typ.
Max. Unit
Symbol
Condition
LCD drive voltage
0.975
V
C1
Connect 1 MΩ load resistor
LC0–3="0"
(when V
C1
standard is selected)
0.990
LC0–3="1"
between V
SS
and V
C1
1.005
(without panel load)
LC0–3="2"
1.020
LC0–3="3"
1.035
LC0–3="4"
1.050
LC0–3="5"
1.065
LC0–3="6"
Typ.
1.080
Typ.
V
LC0–3="7"
×0.88
1.095
×1.12
LC0–3="8"
1.110
LC0–3="9"
1.125
LC0–3="10"
1.140
LC0–3="11"
1.155
LC0–3="12"
1.170
LC0–3="13"
1.185
LC0–3="14"
1.200
LC0–3="15"
2·V
C1
2·V
C1
V
Connect 1 MΩ load resistor between V
SS
and V
C2
V
C2
(without panel load)
×0.9
V
Connect 1 MΩ load resistor between V
SS
and V
C4
3·V
C1
V
C4
3·V
C1
(without panel load)
×0.9
V
Connect 1 MΩ load resistor between V
SS
and V
C5
4·V
C1
V
C5
4·V
C1
(without panel load)
×0.9
LCD drive voltage
V
C1
1/2·V
C2
Connect 1 MΩ load resistor between V
SS
and V
C1
1/2·V
C2
V
(when V
C2
standard is selected)
(without panel load)
-0.1
×0.95
1.95
V
C2
Connect 1 MΩ load resistor
LC0–3="0"
1.98
between V
SS
and V
C2
LC0–3="1"
2.01
(without panel load)
LC0–3="2"
2.04
LC0–3="3"
2.07
LC0–3="4"
2.10
LC0–3="5"
2.13
LC0–3="6"
2.16
V
Typ.
Typ.
LC0–3="7"
2.19
×0.88
×1.12
LC0–3="8"
2.22
LC0–3="9"
2.25
LC0–3="10"
2.28
LC0–3="11"
2.31
LC0–3="12"
2.34
LC0–3="13"
2.37
LC0–3="14"
2.40
LC0–3="15"
3/2·V
C2
3/2·V
C2
V
Connect 1 MΩ load resistor between V
SS
and V
C4
V
C4
(without panel load)
×0.95
V
Connect 1 MΩ load resistor between V
SS
and V
C5
2·V
C2
V
C5
2·V
C2
(without panel load)
×0.95
8
SEIKO [ SEIKO EPSON CORPORATION ]
