MC74AC245_15 Datasheet, PDF (5/8 Pages) ON Semiconductor – Octal Bidirectional Transceiver with 3-State Inputs/Outputs

MC74AC245, MC74ACT245
AC CHARACTERISTICS (For Figures and Waveforms − See AND8277/D at www.onsemi.com)
74ACT
74ACT
Symbol
Parameter
V_CC*
(V)
T_A = +25°C
C_L = 50 pF
T_A = −40°C
to +85°C
Unit
Fig.
C_L = 50 pF
No.
Min Typ Max Min Max
t_PLH
Propagation Delay, A_n to B_n or B_n to A_n
5.0 1.5 4.0 7.5 1.5 8.0
ns
3−5
t_PHL
Propagation Delay, A_n to B_n or B_n to A_n
t_PZH
Output Enable Time
5.0 1.5 4.0 8.0 1.0 9.0
ns
3−5
5.0 1.5 5.0 10 1.5 11.0 ns
3−7
t_PZL
Output Enable Time
5.0 1.5 5.5 10 1.5 12.0 ns
3−8
t_PHZ
Output Disable Time
5.0 1.5 5.5 10 1.0 11.0 ns
3−7
t_PLZ
Output Disable Time
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 2.0 5.0 10 1.5 11.0 ns
3−8
CAPACITANCE
Symbol
Parameter
C_IN
Input Capacitance
C_I/O
Input/Output Capacitance
C_PD
Power Dissipation Capacitance
Value
Unit
Typ
4.5
pF
15
pF
45
pF
Test Conditions
V_CC = 5.0 V
V_CC = 5.0 V
V_CC = 5.0 V
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