HD74HC4543 View Datasheet(PDF) - Hitachi -> Renesas Electronics
Part Name
Description
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HD74HC4543 Datasheet PDF : 10 Pages
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HD74HC4543
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
— — 400 —
— 33 80 —
— — 68 —
Max Unit
500 ns
100
86
t PLH
2.0
— — 300 — 380 ns
t PHL
4.5
— 22 60 — 76
6.0
— — 52 — 66
t PLH
2.0
— — 300 — 380 ns
t PHL
4.5
— 18 60 — 76
6.0
— — 52 — 66
t PLH
2.0
— — 400 — 500 ns
t PHL
4.5
— 35 80 — 100
6.0
— — 68 — 86
Pulse width
tw
2.0
80 — — 100 — ns
4.5
16 5 — 20 —
6.0
14 — — 17 —
Setup time
t su
2.0
100 — — 125 — ns
4.5
20 2 — 25 —
6.0
17 — — 21 —
Hold time
th
2.0
50 — — 65 — ns
4.5
10 1 — 13 —
6.0
9 — — 11 —
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
A, B, C or D to a – g
Blanking to a – g
Phase to a – g
Latch Disable to a – g
6
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