Epson S1C17W14 Technical Manual page 290

22 ELECTRICAL CHARACTERISTICS
Waveforms for external clock input mode
V
T+
RFINn
RFC reference/sensor oscillation frequency-
resistance characteristic
C = 1,000 pF, Ta = 25 °C, Typ. value
REF
10,000
1,000
V
DD
3.6 V
1.6 V
100
1.2 V
10
1
0
1 10
R
REF
RFC reference/sensor oscillation frequency-
temperature characteristic
R /R = 100 kW, C = 1,000 pF, Typ. value
REF SEN REF
18
16
14
12
10
8
6
4
2
0
-50 -25 0
22-14
1/f
RFCLK
V
T+
V
T-
∆f
/∆IC
RFCLK
100 1,000 10,000
/R [kΩ]
SEN
V = 3.6 V
DD
1.6 V
1.2 V
25 50 75 100
Ta [°C]
Seiko Epson Corporation
1/f
V
T+
V
T-
RFC reference/sensor oscillation frequency-
capacitance characteristic
R /R = 100 kW, Ta = 25 °C, Typ. value
REF SEN
1,000
V
DD
3.6 V
100
1.6 V
1.2 V
10
1
0
10 100
C
RFC reference/sensor oscillation current
consumption-frequency characteristic
C = 1,000 pF, Ta = 25 °C, Typ. value
REF
1,800
1,600
1,400
1,200
1,000
800
600
400
200
0
0 1
S1C17W14/W16 TECHNICAL MANUAL
RFCLK
V
T+
∆f
/∆IC
RFCLK
1,000 10,000 100,000
[pF]
REF
V = 3.6 V
DD
1.6 V
1.2 V
10 100 1,000
f [kHz]
RFCLK
(Rev. 1.2)