HCS161MS Datasheet, PDF (2/9 Pages) Intersil Corporation – Radiation Hardened Synchronous Counter

HCS161MS
Functional Diagram
VCC
3
P0
16
4
P1
5
P2
6
P3
GND
8
7
10
PE
TE
SPE
9
CP
2
MR
1
T
FF0
SPE R
D
Q
CL
R
T
FF1
SPE R
D
Q
CL
T
FF2
SPE R
D
Q
CL
T
FF3
SPE R
D
Q
CL
Q0
14
Q1
13
Q2
12
TRUTH TABLE
INPUTS
OPERATING MODE
MR
CP
PE
TE
Reset (Clear)
L
X
X
X
Parallel Load
H
X
X
H
X
X
Count
H
h
h
Inhibit
H
X
I (b)
X
H
X
X
I (b)
H = High Level, L = Low Level, X = Immaterial,
= Transition from low to high
SPE
X
I
I
h (c)
h (c)
h (c)
Q3
11
TC
15
OUTPUTS
Pn
Qn
TC
X
L
L
I
L
L
h
H
(a)
X
Count
(a)
X
qn
(a)
X
qn
L
Spec Number 518755
194