HD74AC259 Datasheet, PDF (5/11 Pages) Hitachi Semiconductor – 8-bit Addressable Latch

HD74AC259
AC Characteristics: HD74AC259
Item
Maximum clock
frequency
Symbol
f _max
V_CC (V)*¹
3.3
5.0
Ta = +25°C
C_L = 50 pF
Min Typ
65
—
110 —
Propagation delay
t _PHL
3.3
MR to Q_n
5.0
Propagation delay
t _PLH
3.3
D_n to Q_n
5.0
Propagation delay
t _PHL
3.3
D_n to Q_n
5.0
Propagaion delay
t _PLH
3.3
A_n to Q_n
5.0
Propagation delay
t _PHL
3.3
A_n to Q_n
5.0
Propagation delay
t _PLH
3.3
E to Q
5.0
1.0
8.5
1.0
6.5
1.0
7.0
1.0
5.5
1.0
7.0
1.0
5.5
1.0
11.5
1.0
8.0
1.0
11.5
1.0
8.0
1.0
9.0
1.0
6.5
Propagation delay
t _PHL
3.3
1.0
9.0
E to Q_n
5.0
1.0
6.5
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Max
—
—
14.5
9.0
10.5
7.5
10.5
7.5
18.5
11.5
18.5
11.5
15.0
9.0
14.0
8.5
Ta = –40°C to +85°C
C_L = 50 pF
Min
Max
60
—
95
—
1.0
16.5
1.0
10.5
1.0
12.0
1.0
8.5
1.0
12.0
1.0
8.5
1.0
21.5
1.0
14.0
1.0
21.0
1.0
13.5
1.0
17.0
1.0
10.5
1.0
16.0
1.0
10.0
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
5