HCC4536B Datasheet, PDF (3/17 Pages) STMicroelectronics – PROGRAMMABLE TIMER

BLOCK DIAGRAM
HCC/HCF4536B
TRUTH TABLE
In 1 Set Reset ^{Clock Osc} Out1 Out2 ^Decode
Inh Inh
Out
–/– ⁰
0
0
0
–/–
–\–
No
Change
–\– ₀
0
0
0
–\–
–/–
Advance
to Next
State
X1 0
0 001
1
X0 1
0 001
0
X0 0
10
No
Change
00 0
0 X01
No
Change
10 0
0
–/– ^{–\–}
–/–
Advance
to Next
State
0 = Low Level
DECODE OUT SELECTION TABLE
Number or Stages
DC BA
I n Divider Chain
8-BYPASS = 0 8-BYPASS = 1
0000
9
1
0001
10
2
0010
11
3
0011
12
4
0100
13
5
0101
14
6
0110
15
7
0111
16
8
1000
17
9
1001
18
10
1010
19
11
1011
20
12
1100
21
13
1101
22
14
1110
23
15
1111
24
16
0 = Low Level
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