JD54LS164BCA National Semiconductor, JD54LS164BCA Datasheet - Page 17

• 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)
d = the level of steady state input at inputs A, B, C, or D, respectively.
Q
Q
↓
CONTROL
A0
An
= Transition from high to low level,
MODE
, Q
, Q
H
H
H
L
L
L
↓
↓
+
before the indicated steady state input conditions were established.
most recent
Serial data is entered to input D.
B0,
Bn
Shifting left requires external connection of Q
, Q
Q
C0,
Cn
, Q
Q
2 (L)
D0
Dn
CLOCKS
H
X
X
H
H
↓
↓
L
L
L
L
= level of Q
↓
= the level of Q
transition of the clock.
1 (R)
FIGURE 2. Truth tables and timing diagrams - Continued.
X
X
X
H
H
H
↓
↓
L
L
L
A
SERIAL
, Q
H
B
X
X
X
X
X
X
X
X
X
A
L
, Q
, Q
C
B
= Transition from low to high level a, b, c,
, or Q
, Q
Q
C
, or Q
A
X
X
X
X
X
X
X
X
X
a
B
MIL-M-38510/306E
D
, respectively,
Device type 03
D,
Q
PARALLEL
respectively,
B
X
C
X
X
X
X
X
X
X
X
b
B
17
to A, Q
Q
C
X
X
X
X
X
X
X
X
X
D
c
C
to B, and Q
D
X
d
d
X
X
X
X
X
X
X
X
Q
Q
Q
Q
Q
Q
Q
Q
Q
D
H
a
L
A0
Bn
A0
A0
A0
A0
A0
A0
to C.
A
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
b
B0
Cn
B0
An
An
B0
B0
B0
B0
B0
B
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
c
C0
Dn
C0
Bn
Bn
C0
C0
C0
C0
C0
C
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
d
d
D0
D0
Cn
Cn
D0
D0
D0
D0
D0
D