Fujitsu MB39A104, Datasheet

Page: 9 / 40

MB39A104
9
(Continued)
Ta
= +
25
°
C
VCC
=
12 V
CTL
=
5 V
C
T
=
39 pF
10000
1000
100
10
C
T
=
100 pF
C
T
=
220 pF
C
T
=
560 pF
1 10 100 1000
Ta
= +
25
°
C
VCC
=
12 V
CTL
=
5 V
R
T
=
11 k
Ω
10000
1000
100
10
R
T
=
24 k
Ω
R
T
=
68 k
Ω
R
T
=
130 k
Ω
10 100 1000 10000
Ta
= +
25
°
C
VCC
=
12 V
CTL
=
5 V
R
T
=
47 k
Ω
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
0 200 400 600 800 1000 1200 1600 1400
VCC
=
12 V
CTL
=
5 V
R
T
=
24 k
Ω
C
T
=
100 pF
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
−
40
−
20 0
+
20
+
40
+
60
+
80
+
100
VCC
=
12 V
CTL
=
5 V
R
T
=
24 k
Ω
C
T
=
100 pF
560
540
520
500
480
460
440
−
40
−
20 0
+
20
+
40
+
60
+
80
+
100
Triangular Wave Upper and Lower Limit Voltage
vs. Ambient Temperature
Tria
ngu
lar
wa
ve
u
ppe
r
an
d
low
e
r limit v
o
ltage
V
CT
(V)
Ambient temperature Ta (
°
C)
Triangular Wave Oscillation Frequency
vs. Timing Resistor
Triangular w
a
v
e
osc
illation
fr
eq
ue
ncy f
OSC
(kHz)
Timing resistor R
T
(k
Ω
)
Triangular Wave Oscillation Frequency
vs. Timing Capacitor
Tr
iang
ula
r wave osci
llat
ion
fr
e
que
ncy f
OS
C
(k
Hz)
Timing capacitor C
T
(pF)
Triangular Wave Oscillation Frequency
vs. Ambient Temperature
Tri
angular w
a
v
e
osc
illation
fr
eq
ue
ncy f
OSC
(kHz)
Ambient temperature Ta (
°
C)
Tria
ng
ular
wa
ve
u
p
p
e
r a
nd
lower limit v
o
ltage
V
CT
(V)
Triangular Wave Upper and Lower Limit Voltage
vs. Triangular Wave Oscillation Frequency
Triangular wave oscillation frequency f
OSC
(kHz)
Ta
= +
25
°
C
CTL
=
5 V
R
T
=
24 k
Ω
C
T
=
100 pF
560
540
520
500
480
460
440
0 5 10 15 20
Triangular Wave Oscillation Frequency
vs. Power supply voltage
Triangular wave oscillation
fr
e
que
ncy f
OS
C
(k
Hz)
Power supply voltage V
CC
(V)
Upper
Lower
Upper
Lower