29 eleCTRiCal ChaRaCTeRiSTiCS
29-2
Seiko epson Corporation
S1C17624/604/622/602/621 TeChniCal Manual
Current Consumption
29.3
S1C17624/604/622 current consumption
Unless otherwise specified: V
DD
= 1.8 to 3.6V, V
SS
= 0V, Ta = 25
°
C, C
1
= 0.1µF, PCKEN[1:0] = 0x3 (ON), VD1MD = 0,
FLCYC[2:0] = 0x4 (1 cycle), CCLKGR[1:0] = 0x0 (gear ratio 1/1)
item
Symbol
Condition
Min.
Typ.
Max.
unit
Current consumption
in SLEEP mode
I
SLP
OSC1 = OFF, IOSC = OFF, OSC3 = OFF
0.75
2.5
µA
I
SLP_RTC
*
2
OSC1 = OFF, IOSC = OFF, OSC3 = OFF, RTC = ON
2.2
4.3
µA
Current consumption
in HALT mode
I
HALT1
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF,
PCKEN[1:0] = 0x0 (OFF)
2.3
4.5
µA
I
HALT1_RTC
*
2
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF,
PCKEN[1:0] = 0x0 (OFF), RTC = ON
2.3
4.5
µA
I
HALT2
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic)
470
500
µA
I
HALT3
OSC1 = 32kHz, IOSC = ON, OSC3 = OFF
200
300
µA
I
HALT4
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF
3.5
7
Current consumption
during execution
*
1
I
EXE1
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF, CPU = OSC1
14
24
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF,
CCLKGR[1:0] = 0x2 (gear ratio 1/4), CPU = OSC1
7
13
µA
I
EXE2
OSC1 = 32kHz, IOSC = OFF, OSC3 = 1MHz (ceramic),
CPU = OSC3
400
500
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic),
CPU = OSC3
2700
4000
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic),
CCLKGR[1:0] = 0x2 (gear ratio 1/4), CPU = OSC3
1300
2000
µA
I
EXE3
OSC1 = 32kHz, IOSC = ON, OSC3 = OFF, CPU = IOSC
1000
1500
µA
I
EXE11
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF, VD1MD = 1,
CPU = OSC1
31
45
µA
I
EXE21
OSC1 = 32kHz, IOSC = OFF, OSC3 = 1MHz (ceramic),
VD1MD = 1, CPU = OSC3
690
900
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic),
VD1MD = 1, CPU = OSC3
4500
6500
µA
I
EXE31
OSC1 = 32kHz, IOSC = ON, OSC3 = OFF, VD1MD = 1,
CPU = IOSC
1600
2400
µA
Current consumption
during execution in heavy
load protection mode
*
1
I
EXE1H
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF, CPU = OSC1,
HVLD = 1
22
34
µA
*
1 The values of current consumption during execution were measured when a test program consisting of 60.5% ALU instructions,
17% branch instructions, 12% memory read instructions, and 10.5% memory write instructions was executed continuously in the
Flash memory.
*
2 S1C17624/604 only
S1C17602/621 current consumption
Unless otherwise specified: V
DD
= 1.8 to 3.6V, V
SS
= 0V, Ta = 25
°
C, C
1
= 0.1µF, PCKEN[1:0] = 0x3 (ON), VD1MD = 0,
FLCYC[2:0] = 0x4 (1 cycle), CCLKGR[1:0] = 0x0 (gear ratio 1/1)
item
Symbol
Condition
Min.
Typ.
Max.
unit
Current consumption
in SLEEP mode
I
SLP
OSC1 = OFF, IOSC = OFF, OSC3 = OFF
0.75
2.5
µA
Current consumption
in HALT mode
I
HALT1
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF,
PCKEN[1:0] = 0x0 (OFF)
2.5
5.0
µA
I
HALT2
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic)
650
900
µA
I
HALT3
OSC1 = 32kHz, IOSC = ON, OSC3 = OFF
270
400
µA
I
HALT4
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF
4.5
9
Current consumption
during execution
*
1
I
EXE1
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF, CPU = OSC1
15
25
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF,
CCLKGR[1:0] = 0x2 (gear ratio 1/4), CPU = OSC1
8
14
µA
I
EXE2
OSC1 = 32kHz, IOSC = OFF, OSC3 = 1MHz (ceramic),
CPU = OSC3
410
620
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic),
CPU = OSC3
3100
4600
µA
OSC1 = 32kHz, IOSC = OFF, OSC3 = 8MHz (ceramic),
CCLKGR[1:0] = 0x2 (gear ratio 1/4), CPU = OSC3
1500
2200
µA
I
EXE3
OSC1 = 32kHz, IOSC = ON, OSC3 = OFF, CPU = IOSC
1100
1600
µA
I
EXE11
OSC1 = 32kHz, IOSC = OFF, OSC3 = OFF, VD1MD = 1,
CPU = OSC1
32
50
µA