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HD74HC298 データシートの表示(PDF) - Hitachi -> Renesas Electronics

部品番号
コンポーネント説明
メーカー
HD74HC298
Hitachi
Hitachi -> Renesas Electronics Hitachi
HD74HC298 Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
HD74HC298
AC Characteristics (CL = 50 pF, Input tr = tf = 6 ns)
Ta = 25°C
Ta = –40 to
+85°C
Item
Symbol
Propagation delay tPLH
time
t PHL
VCC (V)
2.0
4.5
6.0
Min Typ Max Min
— — 170 —
— 19 34 —
— — 29 —
Max Unit
215 ns
43
37
Pulse width
tw
2.0
80 — — 100 — ns
4.5
16 10 — 20 —
6.0
14 — — 17 —
Setup time
t su
2.0
150 — — 190 — ns
4.5
30 16 — 38 —
6.0
26 — — 33 —
Hold time
th
2.0
5 —— 5
— ns
4.5
5 –5 — 5
6.0
5 —— 5
Output rise/fall
t TLH
time
t THL
2.0
— — 75 — 95 ns
4.5
— 5 15 — 19
6.0
— — 13 — 16
Input capacitance Cin
— 5 10 — 10 pF
Test Conditions
Clock to Q
Clock
4

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