MIL-M-38510/327B
Device type 03
BCD COUNT SEQUENCE (EACH COUNTER)
COUNT |
OUTPUT |
|||
QD |
QC |
QB |
QA |
|
0 |
L |
L |
L |
L |
1 |
L |
L |
L |
H |
2 |
L |
L |
H |
L |
3 |
L |
L |
H |
H |
4 |
L |
H |
L |
L |
5 |
L |
H |
L |
H |
6 |
L |
H |
H |
L |
7 |
L |
H |
H |
H |
8 |
H |
L |
L |
L |
9 |
H |
L |
L |
H |
CLEAR/SET TO 9
FUNCTION TABLE (EACH COUNTER)
INPUTS |
OUTPUTS |
||||
CLEAR |
SET TO 9 |
QA |
QB |
QC |
QD |
H |
L |
L |
L |
L |
L |
L |
H |
H |
L |
L |
H |
L |
L |
COUNT |
|||
H = high level, L = low level
FIGURE 3. Truth tables - Continued.
12
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