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RFC reference/sensor oscillation frequency-
temperature characteristic
(Resistive sensor DC/aC oscillation mode)
R
/R
= 100kW, C
/C
REF
SEN
REF
SEN
50
45
40
35
30
25
20
V
DD
15
10
V
DD
5
0
-50
-25
0
S1C17624/604/622 R/F converter current consumption
Unless otherwise specified: V
DD
TCCLK = 8MHz
item
R/F converter operating current
*1 This value is added to the current consumption in HALT mode or current consumption during execution when the R/F converter is
active. Current consumption depends on the V
tion frequency.
S1C17602/621 R/F converter current consumption
Unless otherwise specified: V
DD
TCCLK = 8MHz
item
R/F converter operating current
*1 This value is added to the current consumption in HALT mode or current consumption during execution when the R/F converter is
active. Current consumption depends on the V
tion frequency.
RFC reference/sensor oscillation current consumption-frequency characteristic
(Resistive sensor DC/aC oscillation mode)
C
/C
= 1000pF, Typ. value
REF
SEN
2500
2000
1500
1000
500
0
1
10
f
RFCLK
<S1C17624/604/622>
S1C17624/604/622/602/621 TeChniCal Manual
= 1000pF, Typ. value
= 1.8 V
= 3.6 V
25
50
75
100
Ta [°C]
= 3.6V, V
= 0V, Ta = 25°C, PCKEN[1:0] = 0x0 (OFF), C
SS
Symbol
*1
I
Resistive sensor DC/AC oscillation mode
RFC
Capacitive sensor DC oscillation mode
voltage, reference capacitance/sensor capacitance, and reference/sensor oscilla-
DD
= 3.6V, V
= 0V, Ta = 25°C, PCKEN[1:0] = 0x0 (OFF), C
SS
Symbol
*1
I
Resistive sensor DC/AC oscillation mode
RFC
Capacitive sensor DC oscillation mode
voltage, reference capacitance/sensor capacitance, and reference/sensor oscilla-
DD
V
= 3.6 V
DD
V
= 1.8 V
DD
100
1000
10000
[kHz]
Seiko epson Corporation
29 eleCTRiCal ChaRaCTeRiSTiCS
RFC reference/sensor oscillation frequency-
temperature characteristic
(Capacitive sensor DC oscillation mode)
R
/R
= 100kW, C
/C
REF
SEN
REF
50
45
40
35
30
25
20
15
10
5
0
-50
-25
0
/C
REF
SEN
Condition
/C
REF
SEN
Condition
2500
2000
1500
1000
V
DD
500
0
1
10
f
RFCLK
<S1C17602/621>
= 1000pF, Typ. value
SEN
V
= 1.8 V
DD
V
= 3.6 V
DD
25
50
75
100
Ta [°C]
= 1000pF, R
/R
= 100kW,
REF
SEN
Min.
Typ.
Max.
110
160
120
180
= 1000pF, R
/R
= 100kW,
REF
SEN
Min.
Typ.
Max.
140
200
150
220
= 3.6 V
V
= 1.8 V
DD
100
1000
10000
[kHz]
unit
µA
µA
unit
µA
µA
29-13
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