N74F259N PHILIPS [NXP Semiconductors], N74F259N Datasheet - Page 6

• Manufacturer Part Number: N74F259N
• Description: Latch
• Manufacturer: PHILIPS [NXP Semiconductors]

1. The Address to Enable setup time is the time before the High-to-Low Enable transition that the Address must be stable so that the correct
2. The Address to Enable hold time is the time before the Low-to-High Enable transition that the Address must be stable so that the correct
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
AC SETUP REQUIREMENTS
NOTES:
1989 Apr 11
SYMBOL
SYMBOL
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PLH
PHL
PHL
Latch
latch is addressed and the other latches are not affected.
latch is addressed and the other latches are not affected.
t
t
t
t
t
t
t
t
t
t
s
h
s
h
w
w
s
h
s
h
(H)
(H)
(H)
(H)
(L)
(L)
(L)
(L)
(L)
(L)
Propagation delay
D to Qn
Propagation delay
E to Qn
Propagation delay
An to Qn
Propagation delay
MR to Qn
Setup time, High or Low
D to E
Hold time, High or Low
D to E
Setup time, High or Low
An to E
Hold time, High or Low
An to E
E Pulse width, Low
MR Pulse width, Low
1
2
PARAMETER
PARAMETER
CONDITION
CONDITION
Waveform
Waveform
Waveform
Waveform
Waveform
Waveform
Waveform
Waveform
Waveform
Waveform
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
NO TAG
TEST
TEST
6
C
C
MIN
MIN
4.0
3.0
4.5
3.0
5.0
4.0
5.0
3.0
6.5
2.0
2.0
7.5
3.0
L
L
0
0
0
0
= 50pF, R
= 50pF, R
T
T
V
amb
amb
V
CC
CC
TYP
10.0
TYP
7.0
5.0
8.0
5.0
8.5
7.0
= +5.0V
= +25 C
= +25 C
= +5V
L
L
= 500
= 500
MAX
MAX
10.5
14.0
9.0
7.0
7.0
9.5
9.0
LIMITS
LIMITS
C
C
T
T
V
L
amb
amb
L
V
MIN
MIN
CC
3.0
7.0
2.0
2.0
8.0
3.0
4.0
2.5
4.5
3.0
5.0
4.0
4.5
= 50pF, R
= 50pF, R
CC
0
0
0
0
= +5.0V
= 0 C to +70 C
= 0 C to +70 C
= +5V
Product specification
L
L
= 500
= 500
MAX
10%
MAX
10.0
12.0
14.5
10.0
10.0
7.5
8.0
10%
74F259
UNIT
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns