MC74AC244 Datasheet, PDF (5/8 Pages) Motorola, Inc – OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS

MC74AC244, MC74ACT244
AC CHARACTERISTICS (For Figures and Waveforms – See Section 3)
74ACT
74ACT
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
tPLH
Propagation Delay
Data to Output
tPHL
Propagation Delay
Data to Output
tPZH
Output Enable Time
tPZL
Output Enable Time
tPHZ
Output Disable Time
tPLZ
Output Disable Time
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 2.0 6.5 9.0 1.5 10.0 ns
3–5
5.0 2.0 7.0 9.0 1.5 10.0 ns
3–5
5.0 1.5 6.0 8.5 1.0 9.5
ns
3–7
5.0 2.0 7.0 9.5 1.5 10.5 ns
3–8
5.0 2.0 7.0 9.5 1.5 10.5 ns
3–7
5.0 2.5 7.5 10.0 2.0 10.5 ns
3–8
CAPACITANCE
Symbol
Parameter
CIN
CPD
Input Capacitance
Power Dissipation Capacitance
Value
Typ
Unit
4.5
pF
45
pF
Test Conditions
VCC = 5.0 V
VCC = 5.0 V
PDIP–20
MC74AC244N
AWLYYWW
MC74ACT244N
AWLYYWW
MARKING DIAGRAMS
SO–20
TSSOP–20
AC244
AWLYYWW
AC
244
ALYW
ACT244
AWLYYWW
ACT
244
ALYW
A
= Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
EIAJ–20
74AC244
AWLYWW
74ACT244
AWLYWW
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