Logic Diagram 11C91
TL/F/9892–8
Count Sequence Table 11C91
Operating Mode Table 11C91
Inputs
Output
Response
MS
CE
M
1
M
2
H
L
L
L
L
X
H
L
L
L
X
X
L
X
X
L
Set HIGH
Hold
d
d
d
6
5
5
X
H
H
X
e
e
e
H
L
HIGH Voltage Level
LOW Voltage Level
Don’t Care
TL/F/9892–9
X
Note: A HIGH on MS forces all Qs HIGH.
Ordering Information
The device number is used to form part of a simplified purchasing code where the package type and temperature range are
defined as follows:
11C90/91
D
C
QR
Device Number
(basic)
Special Variations
e
QR
Commercial grade device
with burn-in
Package Code
e
D
Ceramic Dual In-Line
Temperature Range
e
a
Commercial (0 C to 85 C)
C
§
§
8
NSC [ National Semiconductor ]
