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MC74HCT245A Datasheet(PDF) 3 Page - ON Semiconductor

Part No. MC74HCT245A
Description  Octal 3-State Noninverting Bus Transceiver with LSTTL Compatible Inputs
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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MC74HCT245A Datasheet(HTML) 3 Page - ON Semiconductor

   
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MC74HCT245A
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3
AC ELECTRICAL CHARACTERISTICS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6.0 ns)
Guaranteed Limit
Symbol
Parameter
– 55 to
25
_C
v 85_C
v 125_C
Unit
tPLH,
tPHL
Maximum Propagation Delay, A to B or B to A
(Figures 1 and 3)
22
28
33
ns
tPLZ,
tPHZ
Maximum Propagation Delay, Direction or Output Enable to A or B
(Figures 2 and 4)
30
36
42
ns
tPZL,
tPZH
Maximum Propagation Delay, Output Enable to A or 8
(Figures 2 and 4)
30
36
42
ns
tTLH,
tTHL
Maximum Output Transition Time. any Output
(Figures 1 and 3)
12
15
18
ns
Cin
Maximum Input Capacitance (Pin 1 or 19)
10
10
10
pF
Cout
Maximum Three–State I/O Capacitance, (I/O in High–Impedance
State)
15
15
15
pF
NOTE: For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the ON
Semiconductor High–Speed CMOS Data Book (DL129/D).
Typical @ 25
°C, VCC = 5.0 V
CPD
Power Dissipation Capacitance (Per Enabled Output)*
97
pF
* Used to determine the no–load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see Chapter 2 of the
ON Semiconductor High–Speed CMOS Data Book (DL129/D).


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