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CD54HC151 Datasheet, PDF (6/12 Pages) Texas Instruments – High-Speed CMOS Logic 8-Input Multiplexer
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CD54HC151, CD74HC151, CD54HCT151, CD74HCT151
Switching Specifications Input tr, tf = 6ns (Continued)
PARAMETER
TEST
SYMBOL CONDITIONS VCC (V) MIN
Enable to Y
CL = 50pF CL = 50pF
4.5
-
CL =15pF CL =15pF
5
15
Output Transition Time
tTLH, tTHL CL = 50pF
4.5
-
Input Capacitance
CIN
-
-
-
Power Dissipation Capacitance
CPD
-
5
(Notes 3, 4)
25oC
TYP MAX
-
36
-
-
-
15
-
10
58
-
-40oC TO
85oC
MIN MAX
-
46
-
-
-
19
-
10
-
-
NOTES:
3. CPD is used to determine the dynamic power consumption, per gate.
4. PD = VCC2 fi (CPD + CL) where fi = input frequency, CL = output load capacitance, VCC = supply voltage.
-55oC TO
125oC
MIN MAX UNITS
-
54
ns
-
-
ns
-
22
ns
-
10 pF
-
-
pF
Test Circuit and Waveform
tr = 6ns
ENABLE
SELECT
In
Y OUTPUT
tPLH
tPHL
Y OUTPUT
tTHL
tTHL
FIGURE 1.
tf = 6ns
INPUT LEVEL
90%
VS
10%
tTLH GND
tPLH
90%
VS
10%
tPHL
VS
tTLH
6
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