MC74AC253 Datasheet, PDF (7/11 Pages) ON Semiconductor – Dual 4−Input Multiplexer with 3−State Outputs

MC74AC253, MC74ACT253
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74ACT
74ACT
Symbol
Parameter
V_CC*
(V)
T_A = +25°C
C_L = 50 pF
T_A = −40°C
to +85°C
C_L = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
t_PLH
Propagation Delay
S_n to Z_n
t_PHL
Propagation Delay
S_n to Z_n
t_PLH
Propagation Delay
I_n to Z_n
t_PHL
Propagation Delay
I_n to Z_n
t_PZH
Output Enable Time
t_PZL
Output Enable Time
t_PHZ
Output Disable Time
t_PLZ
Output Disable Time
* Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 2.0
−
11.5 2.0 13.0
ns
3−6
5.0 3.0
− 13.0 2.5 14.5
ns
3−6
5.0 2.5
− 10.0 2.0 11.0
ns
3−5
5.0 3.5
−
11.0 3.0 12.5
ns
3−5
5.0 2.0
−
7.5 1.5 8.5
ns
3−7
5.0 2.0
−
8.0 1.5 9.0
ns
3−8
5.0 3.0
−
9.5 2.5 10.0
ns
3−7
5.0 2.5
−
7.5 2.0 8.5
ns
3−8
CAPACITANCE
Symbol
Parameter
C_IN
Input Capacitance
C_PD
Power Dissipation Capacitance
Value
Typ
Unit
4.5
pF
50
pF
Test Conditions
V_CC = 5.0 V
V_CC = 5.0 V
DIP−16
MC74AC157N
AWLYYWW
MC74ACT157N
AWLYYWW
MARKING DIAGRAMS
SO−16
TSSOP−16
AC157
AWLYWW
AC
157
ALYW
ACT157
AWLYWW
ACT
157
ALYW
A
= Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
EIAJ−16
74AC157
ALYW
74ACT157
ALYW
http://onsemi.com
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