MC14490
ELECTRICAL CHARACTERISTICS (Voltages Referenced to V
)
SS
– 55 C
25 C
125 C
V
Vdc
DD
(4.)
Characteristic
Output Voltage
Symbol
Unit
Min
Max
Min
Typ
Max
Min
Max
“0” Level
V
OL
5.0
10
15
—
—
—
0.05
0.05
0.05
—
—
—
0
0
0
0.05
0.05
0.05
—
—
—
0.05
0.05
0.05
Vdc
V
in
= V or 0
DD
V
5.0
10
15
4.95
9.95
14.95
—
—
—
4.95
9.95
14.95
5.0
10
15
—
—
—
4.95
9.95
14.95
—
—
—
Vdc
Vdc
“1” Level
“0” Level
OH
V
in
= 0 or V
DD
Input Voltage
V
IL
(V = 4.5 or 0.5 Vdc)
5.0
10
15
—
—
—
1.5
3.0
4.0
—
—
—
2.25
4.50
6.75
1.5
3.0
4.0
—
—
—
1.5
3.0
4.0
O
(V = 9.0 or 1.0 Vdc)
O
(V = 13.5 or 1.5 Vdc)
O
(V = 0.5 or 4.5 Vdc) “1 Level”
V
IH
5.0
10
15
3.5
7.0
11
—
—
—
3.5
7.0
11
2.75
5.50
8.25
—
—
—
3.5
7.0
11
—
—
—
Vdc
O
(V = 1.0 or 9.0 Vdc)
O
(V = 1.5 or 13.5 Vdc)
O
Output Drive Current
I
mAdc
OH
Oscillator Output
Source
(V = 2.5 V)
5.0
5.0
10
– 0.6
– 0.12
– 0.23
– 1.4
—
—
—
—
– 0.5
– 0.1
– 0.2
– 1.2
– 1.5
– 0.3
– 0.8
– 3.0
—
—
—
—
– 0.4
– 0.08
– 0.16
– 1.0
—
—
—
—
OH
(V = 4.6 V)
OH
(V = 9.5 V)
OH
(V = 13.5 V)
OH
15
Debounce Outputs
(V = 2.5 V)
5.0
5.0
10
– 0.9
– 0.19
– 0.6
1.8
—
—
—
—
– 0.75
– 0.16
– 0.5
– 2.2
– 0.46
– 1.2
– 4.5
—
—
—
—
– 0.6
– 0.12
– 0.4
– 1.2
—
—
—
—
OH
(V = 4.6 V)
OH
(V = 9.5 V)
OH
(V = 13.5 V)
OH
15
– 1.5
I
OL
mAdc
Oscillator Output
Sink
5.0
10
15
0.36
0.9
4.2
—
—
—
0.3
0.75
3.5
0.9
2.3
10
—
—
—
0.24
0.6
2.8
—
—
—
(V = 0.4 V)
OL
(V = 0.5 V)
OL
(V = 1.5 V)
OL
Debounce Outputs
5.0
10
15
2.6
4.0
12
—
—
—
2.2
3.3
10
4.0
9.0
35
—
—
—
1.8
2.7
8.1
—
—
—
(V = 0.4 V)
OL
(V = 0.5 V)
OL
(V = 1.5 V)
OL
Input Current
Debounce Inputs (V = V
I
15
—
2.0
—
0.2
2.0
—
11
µAdc
µAdc
µAdc
IH
)
DD
in
Input Current Oscillator — Pin 7
(V = V or V
I
15
—
± 620
—
± 255
± 400
—
± 250
in
)
DD
in
SS
Pullup Resistor Source Current
Debounce Inputs
I
5.0
10
15
175
340
505
375
740
1100
140
280
415
190
380
570
255
500
750
70
145
215
225
440
660
IL
(V = V
in
)
SS
Input Capacitance
Quiescent Current
C
—
—
—
—
5.0
7.5
—
—
pF
in
I
SS
5.0
10
15
—
—
—
150
280
840
—
—
—
40
90
225
100
225
650
—
—
—
90
180
550
µAdc
(V = V or V , I = 0 µA)
in
SS
DD out
4. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
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