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零件编号
产品描述 (功能)
HD74HC678 查看數據表(PDF) - Hitachi -> Renesas Electronics
零件编号
产品描述 (功能)
比赛名单
HD74HC678
16-bit Address Comparator
Hitachi -> Renesas Electronics
HD74HC678 Datasheet PDF : 8 Pages
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HD74HC678
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Symbol
Propagation delay t
PLH
time
t
PHL
V
CC
(V)
2.0
4.5
6.0
Min Typ Max Min
— — 330 —
— 30 66 —
— — 56 —
Max Unit
410 ns
82
70
t
PLH
2.0
— — 210 — 265 ns
t
PHL
4.5
— 21 42 — 53
6.0
— — 36 — 45
t
PLH
2.0
— — 150 — 190 ns
t
PHL
4.5
— 13 30 — 38
6.0
— — 26 — 33
Setup time
t
su
2.0
100 — — 125 — ns
4.5
20 12 — 25 —
6.0
17 — — 21 —
Output rise/fall
t
TLH
time
t
THL
2.0
— — 75 — 95 ns
4.5
— — 15 — 19
6.0
— — 13 — 16
Input capacitance Cin
—
— 5 10 — 10 pF
Test Conditions
P to Y
A to Y
C to Y
A to C
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