SCI7661 Series
2–6
EPSON
SCI7000 Series
Technical Manual
Typical Performance Characteristics
1000
100
10
1
10
100
1000
10000
R
OSC
[k
Ω
]
f
OSC
[kHz]
V
I
= –5V
V
I
= –3V
V
I
= –2V
Ta = 25
°
C
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
–40
–20
0
20
40
60
80
100
Ta [
°
C]
f
OSC
[KHz]
V
I
= –5.0V
V
I
= –3.0V
V
I
= –2.0V
Clock frequency vs. External resistance
Clock frequency vs. Ambient temperature
150
100
50
0
–7
–6
–5
–4
–3
–2
–1
0
V
I
[V]
Iopr [
µ
A]
f
OSC
= 40kHz
f
OSC
=
20kHz
f
OSC
= 10kHz
Ta = 25
°
C
0
–5
–10
–15
0
10
20
30
40
I
O
[mA]
V
O
[V]
Ta = 25
°
C
V
I
= –5.0V
×
2 multiplier
×
3 multiplier
Multiplier current vs. Input voltage
Output voltage vs. Output current
