MM74C922 Fairchild, MM74C922 Datasheet - Page 5

• Manufacturer Part Number: MM74C922
• Description: 16-Key Encoder 20-Key Encoder
• Manufacturer: Fairchild

OUTPUT DRIVE (See Family Characteristics Data Sheet) (Short Circuit Current)
I
I
I
t
t
t
C
C
SOURCE
I
SINK
SINK
pd0
0H
H0
DC Electrical Characteristics
SOURCE
AC Electrical Characteristics
T
Note 3: AC Parameters are guaranteed by DC correlated testing.
Note 4: Capacitance is guaranteed by periodic testing.
IN
OUT
Symbol
Symbol
A
, t
, t
, t
1H
H1
pd1
25 C, C
Output Source Current
(P-Channel)
Output Source Current
(P-Channel)
Output Sink Current
(N-Channel)
Output Sink Current
(N-Channel)
Propagation Delay Time to
Logical “0” or Logical “1”
from D.A.
Propagation Delay Time from
Logical “0” or Logical “1”
into High Impedance State
Propagation Delay Time from
High Impedance State to a
Logical “0” or Logical “1”
Input Capacitance
3-STATE Output Capacitance
L
50 pF, unless otherwise noted
Parameter
Parameter
V
T
V
T
V
T
V
T
C
V
V
V
R
V
V
V
R
V
V
V
Any Output (Note 4)
Any Input (Note 4)
A
A
A
A
CC
CC
CC
CC
L
CC
CC
CC
L
CC
CC
CC
L
CC
CC
CC
25 C
25 C
25 C
25 C
50 pF (Figure 1)
10k, C
10k, C
(Note 3)
(Continued)
5V, V
10V, V
5V, V
10V, V
5V
10V
15V
5V, R
10V, C
15V
5V, R
10V, C
15V
L
L
OUT
OUT
L
L
OUT
OUT
L
L
Conditions
Conditions
10 pF (Figure 2)
50 pF (Figure 2)
10k
10k
50 pF
10 pF
0V,
V
5
0V,
V
CC
CC
,
,
Min
1.75
Min
1.75
8
8
Typ
Typ
100
3.6
16
60
35
25
65
40
10
3.3
80
50
55
15
5
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Max
Max
200
150
110
250
125
150
7.5
80
60
90
Units
Units
mA
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
pF
ns
ns
pF