E0C63B07
q
Analog Circuit Characteristics and Current Consumption
(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
C3
are internal voltage, C
1
–C
5
=0.2µF, C
6
–C
7
=0.4µF)
Characteristic
Symbol
Condition
Min.
Typ.
Max.
Unit
LCD drive voltage
V
C1
Connect 1MΩ load resistor between V
SS
and V
C1
0.95
1.05
1.15
V
(No panel load)
2•V
C1
2•V
C1
V
Connect 1MΩ load resistor between V
SS
and V
C2
V
C2
(No panel load)
×0.9
+0.1
V
Connect 1MΩ load resistor between V
SS
and V
C3
3•V
C1
3•V
C1
V
C3
(No panel load)
×0.9
+0.1
SVD voltage
1.05
V
0.95
1.15
V
SVD
SVDS0–3="0"
1.10
V
SVDS0–3="1"
1.05
1.15
1.15
V
SVDS0–3="2"
1.10
1.20
1.20
V
SVDS0–3="3"
1.15
1.25
1.25
V
SVDS0–3="4"
1.20
1.30
1.30
V
SVDS0–3="5"
1.25
1.35
1.40
V
SVDS0–3="6"
1.35
1.45
1.60
V
SVDS0–3="7"
1.55
1.65
1.95
V
SVDS0–3="8"
1.90
2.00
2.00
V
SVDS0–3="9"
1.95
2.05
2.05
V
SVDS0–3="10"
2.00
2.10
2.10
V
SVDS0–3="11"
2.05
2.15
2.20
V
SVDS0–3="12"
2.15
2.25
2.30
V
SVDS0–3="13"
2.25
2.35
2.50
V
SVDS0–3="14"
2.45
2.55
2.60
V
SVDS0–3="15"
2.55
2.65
SVD circuit response time
µS
100
t
SVD
Current consumption
1.2
µA
During HALT
32.768kHz
2.3
I
OP
1.8
µA
Normal mode
76.8kHz
3.0
3.4
µA
LCD power OFF
153.6kHz
6.0
2.0
µA
During HALT
32.768kHz
3.5
2.7
µA
Normal mode
*
1
4.5
76.8kHz
4.3
µA
7.5
LCD power ON
153.6kHz
4.8
µA
8.0
During HALT
32.768kHz
1
76.8kHz
6.0
µA
10.0
Doubler mode (V
DD
=1.2V)
*
10.0
µA
17.0
LCD power ON
153.6kHz
1.5
µA
2.4
During HALT
32.768kHz
1.8
µA
3.0
Halver mode (V
DD
=3.0V)
*
1
76.8kHz
2.5
µA
4.5
LCD power ON
153.6kHz
6.0
µA
10.0
During execution
32.768kHz
12.0
µA
20.0
Normal mode
*
1
76.8kHz
23.0
µA
35.0
LCD power ON
153.6kHz
85.0
µA
130.0
400kHz (CR oscillation)
13.0
µA
20.0
During execution
32.768kHz
25.0
µA
40.0
Doubler mode (V
DD
=1.2V)
*
1
76.8kHz
45.0
µA
70.0
LCD power ON
153.6kHz
170.0
µA
260.0
400kHz (CR oscillation)
3.5
µA
6.0
During execution
32.768kHz
7.0
µA
10.0
Halver mode (V
DD
=3.0V)
*
1
76.8kHz
12.0
µA
18.0
LCD power ON
153.6kHz
∗1:
No panel load. The SVD circuit is OFF.
6
SEIKO [ SEIKO EPSON CORPORATION ]
