HD74LS163AP HITACHI, HD74LS163AP Datasheet - Page 9

• Manufacturer Part Number: HD74LS163AP
• Manufacturer: HITACHI

Specifications of HD74LS163AP

• Lead Free Status / Rohs Status: Not Compliant

HD74LS163A
Waveforms 1
Note:
Rev.2.00, Feb.18.2005, page 7 of 11
max
, t
PLH
Ripple
Clock
Carry
Clock input pulse; t
and :
t
, t
n
Q
Q
Q
Q
is reference bit time when all outputs are low.
A
B
C
D
PHL
, (Clock Q, Ripple Carry)
max
10%
t
PLH
t
TLH
t
TLH
(Measure at
t
PLH
= t
1.3V 1.3V
90%
THL
1.3V
(Measure at
1.3V
t
TLH
n
+ 1)
t
2.5 ns.
t
n
THL
+ 15)
15 ns, t
90%
10%
t
w (CK)
THL
1.3V
t
t
t
t
t
1.3V
PHL
PHL
PHL
PHL
PHL
6 ns, PRR = 1 MHz, duty cycle 50%
(Measure at t
(Measure at t
(Measure at t
(Measure at
1.3V
1.3V
1.3V
1.3V
(Measure at t
t
n
+ 16)
n
n
n
+ 2)
+ 4)
+ 8)
n
+ 16)
t
t
t
PLH
PLH
PLH
1.3V
(Measure at t
(Measure at t
(Measure at t
1.3V
1.3V
1.3V
n
n
n
+ 2)
+ 4)
+ 8)
3V
0V
V
V
V
V
V
V
V
V
V
V
OH
OL
OH
OL
OH
OL
OH
OL
OH
OL