HD74HC4543 Просмотр технического описания (PDF) - Renesas Electronics
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HD74HC4543 Datasheet PDF : 9 Pages
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HD74HC4543
Switching Characteristics (CL = 50 pF, Input tr = tf = 6 ns)
Item
Propagation delay
time
Pulse width
Setup time
Hold time
Output rise/fall
time
Input capacitance
Symbol VCC (V)
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tw
2.0
4.5
6.0
tsu
2.0
4.5
6.0
th
2.0
4.5
6.0
tTLH
2.0
tTHL
4.5
6.0
Cin
—
Ta = 25°C
Min Typ Max
— — 400
— 33 80
— — 68
— — 300
— 22 60
— — 52
— — 300
— 18 60
— — 52
— — 400
— 35 80
— — 68
80 — —
16 5 —
14 — —
100 — —
20 2 —
17 — —
50 — —
10 1 —
9 ——
— — 75
— 5 15
— — 13
— 5 10
Ta = –40 to +85°C
Min
Max
—
500
—
100
—
86
—
380
—
76
—
66
—
380
—
76
—
66
—
500
—
100
—
86
100
—
20
—
17
—
125
—
25
—
21
—
65
—
13
—
11
—
—
95
—
19
—
16
—
10
Unit
Test Conditions
ns A, B, C or D to a – g
ns Blanking to a – g
ns Phase to a – g
ns Latch Disable to a – g
ns
ns
ns
ns
pF
Test Circuit
VCC
VCC
Input
Pulse Generator
Zout = 50 Ω
Input
Pulse Generator
Zout = 50 Ω
A
Output
B
a
C
D
Output
LD
Ph
g
CL = 50 pF
BI
CL = 50 pF
Note : 1. CL includes probe and jig capacitance.
Rev.2.00 Mar 30, 2006 page 5 of 8
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