HEF4539B 데이터 시트보기 (PDF) - Philips Electronics
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HEF4539B Datasheet PDF : 4 Pages
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Philips Semiconductors
Dual 4-input multiplexer
Product specification
HEF4539B
MSI
AC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns
VDD
V
SYMBOL MIN. TYP. MAX.
Propagation delays
In → On
HIGH to LOW
LOW to HIGH
Sn → On
HIGH to LOW
LOW to HIGH
En → On
HIGH to LOW
LOW to HIGH
Output transition times
HIGH to LOW
LOW to HIGH
5
10
tPHL
15
5
10
tPLH
15
5
10
tPHL
15
5
10
tPLH
15
5
10
tPHL
15
5
10
tPLH
15
5
10
tTHL
15
5
10
tTLH
15
120 240 ns
45 90 ns
30 60 ns
120 245 ns
50 100 ns
35 65 ns
165 330 ns
65 125 ns
40 80 ns
155 310 ns
60 120 ns
40 80 ns
100 200 ns
40 80 ns
30 55 ns
100 200 ns
40 80 ns
30 55 ns
60 120 ns
30 60 ns
20 40 ns
60 120 ns
30 60 ns
20 40 ns
TYPICAL EXTRAPOLATION
FORMULA
93 ns + (0,55 ns/pF) CL
34 ns + (0,23 ns/pF) CL
22 ns + (0,16 ns/pF) CL
93 ns + (0,55 ns/pF) CL
39 ns + (0,23 ns/pF) CL
27 ns + (0,16 ns/pF) CL
138 ns + (0,55 ns/pF) CL
54 ns + (0,23 ns/pF) CL
32 ns + (0,16 ns/pF) CL
128 ns + (0,55 ns/pF) CL
49 ns + (0,23 ns/pF) CL
32 ns + (0,16 ns/pF) CL
73 ns + (0,55 ns/pF) CL
29 ns + (0,23 ns/pF) CL
22 ns + (0,16 ns/pF) CL
73 ns + (0,55 ns/pF) CL
29 ns + (0,23 ns/pF) CL
22 ns + (0,16 ns/pF) CL
10 ns + (1,0 ns/pF) CL
9 ns + (0,42 ns/pF) CL
6 ns + (0,28 ns/pF) CL
10 ns + (1,0 ns/pF) CL
9 ns + (0,42 ns/pF) CL
6 ns + (0,28 ns/pF) CL
Dynamic power
dissipation per
package (P)
VDD
V
TYPICAL FORMULA FOR P (µW)
5
700 fi + ∑ (foCL) × VDD2
where
10
2900 fi + ∑ (foCL) × VDD2
fi = input freq. (MHz)
15
8100 fi + ∑ (foCL) × VDD2
fo = output freq. (MHz)
CL = load capacitance (pF)
∑ (foCL) = sum of outputs
VDD = supply voltage (V)
APPLICATION INFORMATION
Some examples of applications for the HEF4539B are: * Data selectors * Data multiplexers
January 1995
4
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