19 eleCTRiCal ChaRaCTeRiSTiCS
19-4
Seiko epson Corporation
S1C63003/004/008/016 TeChniCal Manual
(Rev. 1.1)
S1C63003 lCD drive voltage (V
C1
reference)
Unless otherwise specified: V
DD
=1.2 to 1.7V (1.5V type) or V
DD
=1.8 to 5.5V (3V type), V
SS
=0V, Ta=25
°
C, C
1
–C
6
=0.1µF,
When a checker pattern is displayed, No panel load, A 1 M
Ω
load resistor is connected between V
SS
and V
C1
, between V
SS
and V
C2
,
and between V
SS
and V
C3
.
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
LCD drive voltage
V
C1
0.347
×
V
C3
(typ.)
–
0.350
×
V
C3
(typ.)
V
V
C2
0.665
×
V
C3
(typ.)
–
0.670
×
V
C3
(typ.)
V
V
C3
Typ.
×
0.96
2.947
Typ.
×
1.04
V
Note: Depending on the panel load, when V
DD
is 1.2 V or lower, the LCD drive voltage does not measure up to the
specifications above.
S1C63003 lCD drive voltage (V
C2
reference)
Unless otherwise specified: V
DD
=2.0 to 5.5V, V
SS
=0V, Ta=25
°
C, C
1
–C
6
=0.1µF, When a checker pattern is displayed, No panel load
A 1 M
Ω
load resistor is connected between V
SS
and V
C1
, between V
SS
and V
C2
, and between V
SS
and V
C3
.
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
LCD drive voltage
V
C1
0.329
×
V
C3
(typ.)
–
0.340
×
V
C3
(typ.)
V
V
C2
0.660
×
V
C3
(typ.)
–
0.683
×
V
C3
(typ.)
V
V
C3
Typ.
×
0.96
3.022
Typ.
×
1.04
V
Notes: • V
C2
reference cannot be set in the 1.5 V low-voltage type, as the maximum operating voltage is 1.7 V.
• Depending on the panel load, when V
DD
is 2.0 V or lower, the LCD drive voltage does not measure up to the
specifications above.
SVD circuit
19.4.2
[S1C63004/008/016]
Unless otherwise specified: V
DD
=1.1 to 1.7V (1.5V type) or V
DD
=1.8 to 5.5V (3V type), V
SS
=0V, Ta=25
°
C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
SVD voltage
V
SVD
SVDS[4:0]=00H
Typ.
×
0.97
1.05
Typ.
×
1.03
V
SVDS[4:0]=01H
1.05
V
SVDS[4:0]=02H
1.05
V
SVDS[4:0]=03H
1.05
V
SVDS[4:0]=04H
1.10
V
SVDS[4:0]=05H
1.15
V
SVDS[4:0]=06H
1.20
V
SVDS[4:0]=07H
1.25
V
SVDS[4:0]=08H
1.30
V
SVDS[4:0]=09H
1.35
V
SVDS[4:0]=0AH
1.40
V
SVDS[4:0]=0BH
1.45
V
SVDS[4:0]=0CH
1.50
V
SVDS[4:0]=0DH
1.55
V
SVDS[4:0]=0EH
1.60
V
SVDS[4:0]=0FH
1.65
V
SVDS[4:0]=10H
Typ.
×
0.97
1.70
Typ.
×
1.03
V
SVDS[4:0]=11H
1.80
V
SVDS[4:0]=12H
1.90
V
SVDS[4:0]=13H
2.00
V
SVDS[4:0]=14H
2.10
V
SVDS[4:0]=15H
2.20
V
SVDS[4:0]=16H
2.30
V
SVDS[4:0]=17H
2.40
V
SVDS[4:0]=18H
2.50
V
SVDS[4:0]=19H
2.60
V
SVDS[4:0]=1AH
2.70
V
SVDS[4:0]=1BH
2.80
V
SVDS[4:0]=1CH
2.90
V
SVDS[4:0]=1DH
3.00
V
SVDS[4:0]=1EH
3.10
V
SVDS[4:0]=1FH
3.20
V
SVD circuit response time
t
SVD
–
–
500
µs
Notes: • SVD voltages higher than SVDS[4:0]=0FH cannot be set in the 1.5 V low-voltage type, as the maximum
operating voltage is 1.7 V.
• SVD voltages lower than SVDS[4:0]=10H cannot be set in the 3 V normal type, as the minimum operating
voltage is 1.8 V.