JD54LS164BCA National Semiconductor, JD54LS164BCA Datasheet - Page 21

• Manufacturer Part Number: JD54LS164BCA
• Manufacturer: National Semiconductor

Specifications of JD54LS164BCA

• Lead Free Status / Rohs Status: Not Compliant

H = High level (steady state), L = Low level (steady state)
X = Irrelevant (any input, including transitions)
Q
Q
A0
An
= Transition from low to high level
, Q
, Q
steady state input conditions were established.
indicates a one-bit shift.
B0,
Gn
Shift/
load
= The level of Q
Q
H
H
H
H
L
H0
= the level of Q
inhibit
Clock
H
X
L
L
L
FIGURE 2. Truth tables and timing diagrams - Continued.
A
or Q
A
Clock
, Q
X
X
L
G
Inputs
B
before the most recent transition of the clock;
, or Q
H
Serial
, respectively, before the indicated
H
X
X
L
X
MIL-M-38510/306E
Device type 08
21
Parallel
A....H
a.....h
X
X
X
X
Q
Q
Q
H
Outputs
a
L
Internal
A0
A0
A
Q
Q
Q
Q
Q
b
B0
An
An
B0
B
Output
Q
Q
Q
Q
Q
h
H0
Gn
Gn
H0
H