E0C63B08
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)
Condition
Max.
Characteristic
Symbol
Min.
Typ.
Unit
Connect 1MΩ load resistor between V
SS
and V
C1
1.15
LCD drive voltage
V
C1
0.95
1.05
V
(No panel load)
2•V
C1
Connect 1MΩ load resistor between V
SS
and V
C2
V
C2
2•V
C1
V
(No panel load)
×0.9
+0.1
Connect 1MΩ load resistor between V
SS
and V
C3
3•V
C1
3•V
C1
V
C3
V
(No panel load)
×0.9
+0.1
SVD voltage
0.95
1.05
1.15
V
SVD
SVDS0–3="0"
V
SVDS0–3="1"
1.05
1.10
1.15
V
SVDS0–3="2"
1.10
1.15
1.20
V
SVDS0–3="3"
1.15
1.20
1.25
V
SVDS0–3="4"
1.20
1.25
1.30
V
SVDS0–3="5"
1.25
1.30
1.35
V
SVDS0–3="6"
1.35
1.40
1.45
V
SVDS0–3="7"
1.55
1.60
1.65
V
SVDS0–3="8"
1.90
1.95
2.00
V
SVDS0–3="9"
1.95
2.00
2.05
V
SVDS0–3="10"
2.00
2.05
2.10
V
SVDS0–3="11"
2.05
2.10
2.15
V
SVDS0–3="12"
2.15
2.20
2.25
V
SVDS0–3="13"
2.25
2.30
2.35
V
SVDS0–3="14"
2.45
2.50
2.55
V
SVDS0–3="15"
2.55
2.60
2.65
V
SVD circuit response time
100
t
SVD
µS
Current consumption
During HALT
32.768kHz
1.22
1.54
I
OP
µA
Normal mode
76.8kHz
1.76
2.13
µA
LCD power OFF
153.6kHz
3.48
4.36
µA
During HALT
32.768kHz
1.88
2.19
µA
1
Normal mode
*
2.42
2.75
76.8kHz
µA
4.13
5.00
LCD power ON
153.6kHz
µA
4.06
4.75
During HALT
32.768kHz
µA
5.33
6.08
Doubler mode (V
DD
=1.2V)
*
1
76.8kHz
µA
8.88
10.55
LCD power ON
153.6kHz
µA
1.31
1.50
During HALT
32.768kHz
µA
1.70
1.87
Halver mode (V
DD
=3.0V)
*
1
76.8kHz
µA
2.50
2.83
LCD power ON
153.6kHz
µA
5.33
5.83
During execution
32.768kHz
µA
1
10.75
11.09
Normal mode
*
76.8kHz
µA
20.83
22.30
LCD power ON
153.6kHz
µA
87.50
90.00
400kHz (CR oscillation)
µA
11.17
12.33
During execution
32.768kHz
µA
1
76.8kHz
20.90
21.00
Doubler mode (V
DD
=1.2V)
*
µA
41.70
45.00
LCD power ON
153.6kHz
µA
175.0
177.5
400kHz (CR oscillation)
µA
3.17
3.33
During execution
32.768kHz
µA
1
76.8kHz
6.00
6.15
Halver mode (V
DD
=3.0V)
*
µA
11.1
11.7
LCD power ON
153.6kHz
µA
∗1:
No panel load. The SVD circuit is OFF.
5
SEIKO [ SEIKO EPSON CORPORATION ]
