MC74ACT259 Motorola, MC74ACT259 Datasheet - Page 8

• Manufacturer Part Number: MC74ACT259
• Description: 8-BIT ADDRESSABLE LATCH
• Manufacturer: Motorola

AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)
t PLH
t PLH
t PHL
t PHL
t PLH
t PLH
t PHL
t PHL
t PLH
t PLH
t PHL
t PHL
t PHL
t PHL
* Voltage Range 5.0 V is 5.0 V 0.5 V.
AC OPERATING REQUIREMENTS
t s
t s
t h
t h
t s
t s
t h
t h
t w
t w
t w
t w
* Voltage Range 5.0 V is 5.0 V 0.5 V.
CAPACITANCE
C IN
C PD
Symbol
Symbol
Symbol
Symbol
Symbol
Input Capacitance
Power Dissipation Capacitance
Propagation Delay
D n to Q n
D n to Q n
Propagation Delay
D n or Q n
D n or Q n
Propagation Delay
E to Q n
E to Q n
Propagation Delay
E or Q n
E or Q n
Propagation Delay
Address to Q n
Address to Q n
Propagation Delay
Address to Q n
Address to Q n
Propagation Delay
MR to Q
MR to Q
Setup Time, HIGH or LOW
D n to E
D n to E
Hold Time, HIGH or LOW
D n to E
D n to E
Setup Time
Address to E
Address to E
Hold Time
Address to E
Address to E
Minimum Pulse
Width MR
Minimum Pulse
Width E
Parameter
Parameter
Parameter
Parameter
Parameter
MC74AC259 MC74ACT259
FACT DATA
5-8
V CC *
V CC *
V CC *
V CC *
(V)
(V)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
(V)
(V)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Min
Typ
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
Value
50.0
Typ
4.5
T A = +25 C
C L = 50 pF
T A = +25 C
C L = 50 pF
74ACT
74ACT
10.5
10.5
Typ
6.5
6.5
7.0
7.0
9.0
9.0
8.0
8.0
6.0
6.0
Guaranteed Minimum
3.0
3.0
2.5
2.5
4.5
4.5
2.5
2.5
7.0
7.0
7.0
7.0
Unit
pF
pF
Max
11.0
11.0
10.5
10.5
14.0
14.0
12.0
12.0
11.5
11.5
10.0
10.0
10.0
10.0
Min
T A = –40 C
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
T A = –40 C
C L = 50 pF
C L = 50 pF
to +85 C
to +85 C
74ACT
74ACT
4.0
4.0
2.5
2.5
6.5
6.5
2.5
2.5
7.5
7.5
7.5
7.5
Test Conditions
Max
12.5
12.5
12.0
12.0
16.5
16.5
14.0
14.0
13.5
13.5
12.0
12.0
11.0
11.0
V CC = 5.0 V
V CC = 5.0 V
Unit
Unit
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Fig.
Fig.
Fig.
Fig.
No.
No.
No.
No.
3-5
3-5
3-5
3-5
3-6
3-6
3-6
3-6
3-6
3-6
3-6
3-6
3-7
3-7
3-9
3-9
3-9
3-9
3-6
3-6
3-6
3-6
3-6
3-6
3-6
3-6