MC74HCT373A_14 Datasheet, PDF (4/7 Pages) ON Semiconductor – Octal 3-State Noninverting Transparent Latch with LSTTL-Compatible Inputs

MC74HCT373A
TIMING REQUIREMENTS (V_CC = 5.0 V ±10%, Input t_r = t_f = 6.0 ns)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tsu
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _th
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tw
Parameter
Minimum Setup Time, Input D to Latch Enable
(Figure 4)
Minimum Hold Time, Latch Enable to Input D
(Figure 4)
Minimum Pulse Width, Latch Enable
(Figure 2)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{tr, tf}
Maximum Input Rise and Fall Times
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ^{(Figure 1)}
Guaranteed Limit
−55 to
25°C
≤ 85°C
≤ 125°C
Unit
10
13
15
ns
10
13
15
ns
12
15
18
ns
500
500
500
ns
EXPANDED LOGIC DIAGRAM
D0
3
DQ
D1
4
DQ
D2
7
DQ
D3
8
DQ
D4
13
DQ
D5
14
DQ
D6
17
DQ
D7
18
DQ
LATCH 11
ENABLE
OUTPUT 1
ENABLE
LE
LE
LE
LE
LE
LE
LE
LE
2
5
6
9
12
15
16
19
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
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