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HD74HC243 Datasheet(PDF) 4 Page - Renesas Technology Corp

Part # HD74HC243
Description  Quad. Bus Transceivers (with noninverted 3-state outputs)
PDF  7 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74HC243 Datasheet(HTML) 4 Page - Renesas Technology Corp

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HD74HC243
Rev.2.00 Jan 31, 2006 page 4 of 6
Switching Characteristics
(CL = 50 pF, Input tr = tf = 6 ns)
Ta = 25°C
Ta = –40 to +85°C
Item
Symbol VCC (V)
Min
Typ
Max
Min
Max
Unit
Test Conditions
2.0
—
—
90
—
115
4.5
—
10
18
—
23
tPHL
6.0
—
—
15
—
20
ns
2.0
—
—
90
—
115
4.5
—
10
18
—
23
Propagation delay
time
tPLH
6.0
—
—
15
—
20
ns
2.0
—
—
150
—
190
4.5
—
14
30
—
38
tZL
6.0
—
—
26
—
33
ns
2.0
—
—
150
—
190
4.5
—
15
30
—
38
Output enable time
tZH
6.0
—
—
26
—
33
ns
2.0
—
—
150
—
190
4.5
—
18
30
—
38
tLZ
6.0
—
—
26
—
33
ns
2.0
—
—
150
—
190
4.5
—
20
30
—
38
Output disable
time
tHZ
6.0
—
—
26
—
33
ns
2.0
—
—
60
—
75
4.5
—
4
12
—
15
Output rise/fall
time
tTLH
tTHL
6.0
—
—
10
—
13
ns
Input capacitance
Cin
—
—
5
10
—
10
pF



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