19 ELECTRICAL CHARACTERISTICS
19-2
Seiko Epson Corporation
S1C17M12/M13 TECHNICAL MANUAL
(Rev. 1.2)
19.3 Current Consumption
Unless otherwise specified: V
DD
= 1.8 to 5.5 V, V
SS
= V
SS2
= 0 V, Ta = 25 °C, EXOSC = OFF,
PWGVD1CTL.REGMOD[1:0] bits = 0x0 (automatic mode), FLASHCWAIT.RDWAIT[1:0] bits = 0x1 (2 cycles)
Item
Symbol
Condition
V
DD
Ta
Min.
Typ.
Max. Unit
Current consumption
in SLEEP mode
I
SLP
IOSC = OFF, OSC3 = OFF
3.6 V 25
°
C
–
0.3
1.2
µA
85
°
C
–
0.65
7
µA
5.5 V 25
°
C
–
0.35
1.4
µA
85
°
C
–
0.8
9
µA
Current consumption
in HALT mode
I
HALT1
IOSC = ON, OSC3 = OFF
–
40
60
µA
I
HALT2
IOSC = OFF, OSC3 = 1 MHz (ceramic oscillator)
*
1
–
40
60
µA
IOSC = OFF, OSC3 = 16 MHz (internal oscillator)
*
2
–
340
570
µA
Current consumption
in RUN mode
I
RUN1
*3
IOSC = ON, OSC3 = OFF, SYSCLK = IOSC
–
110
165
µA
I
RUN2
*
3
IOSC = OFF, OSC3 = 1 MHz (ceramic oscillator)
*
1
, SYSCLK = OSC3
–
145
220
µA
IOSC = OFF, OSC3 = 16 MHz (internal oscillator)
*
2
, SYSCLK = OSC3,
FLASHCWAIT.RDWAIT[1:0] bits = 0x2 (3 cycles)
–
1,650 2,500
µA
*
1 OSC3 oscillator: CLGOSC3.OSC3MD[1:0] bits = 0x2, CLGOSC3.OSC3INV[1:0] bits = 0x0, C
G3
= C
D3
= 100 pF, ceramic resonator
= CSBLA_J (manufactured by Murata Manufacturing Co., Ltd., 1 MHz)
*
2 OSC3 oscillator: CLGOSC3.OSC3MD[1:0] bits = 0x0, CLGOSC3.OSC3FQ[1:0] bits = 0x3
*
3 The current consumption values were measured when a test program consisting of 60.5 % ALU instructions, 17 % branch instruc-
tions, 12 % RAM read instructions, and 10.5 % RAM write instructions was executed continuously in the Flash memory.
Current consumption-temperature characteristic
Current consumption-temperature characteristic
in SLEEP mode
in HALT mode (IOSC operation)
IOSC = OFF, OSC3 = OFF, Typ. value
IOSC = ON, OSC3 = OFF, Typ. value
-50
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
-25
0
25
50
75
100
Ta [
°
C]
I
SLP
[
µ
A]
V
DD
= 5.5 V
V
DD
= 3.6 V
-50
60
50
40
30
20
10
0
-25
0
25
50
75
100
Ta [
°
C]
I
HAL
T1
[
µ
A]
Current consumption-temperature characteristic
Current consumption-temperature characteristic
in HALT mode (OSC3 operation)
in RUN mode (IOSC operation)
IOSC = OFF, OSC3 = ON, Typ. value
IOSC = ON, OSC3 = OFF, Typ. value
-50
400
350
300
250
200
150
100
50
0
-25
0
25
50
75
100
Ta [
°
C]
I
HAL
T2
[
µ
A]
16 MHz
12 MHz
8 MHz
4 MHz
-50
250
200
150
100
50
0
-25
0
25
50
75
100
Ta [
°
C]
I
R
UN1
[
µ
A]