IDT54/74FCT240/244T/AT/CT/DT - 2240/2244T/AT/CT, IDT54/74FCT540/541/2541T/AT/CT
FAST CMOS OCTAL BUFFER/LINE DRIVER
MILITARY AND COMMERCIAL TEMPERATURE RANGES
SWITCHING CHARACTERISTICS OVER OPERATING RANGE FOR FCT540/541/2541T
FCT540T/541T
FCT2541T
FCT540AT/541AT
FCT2541AT
FCT540CT/541CT
FCT2541CT
Com'l.
(2)
Mil.
(2)
Com'l.
(2)
Mil.
(2)
Com'l.
(2)
Mil.
(2)
(1)
Condition
Symbol
tPLH
Parameter
Propagation Delay
DN to ON
Min.
Max. Min.
Max. Min.
Max. Min.
Max. Min.
Max. Min.
Max. Unit
CL = 50pF
RL = 500Ω
1.5 8.5 1.5 9.5 1.5 4.8 1.5 5.1 1.5 4.3 1.5 4.7 ns
1.5 8.0 1.5 9.0 1.5 4.8 1.5 5.1 1.5 4.1 1.5 4.6 ns
1.5 10.0 1.5 10.5 1.5 6.2 1.5 6.5 1.5 5.8 1.5 6.5 ns
tPHL
FCT540
tPLH
tPHL
Propagation Delay
DN to ON
FCT541/2541T
Output Enable Time
tPZH
tPZL
tPHZ
tPLZ
Output Disable Time
1.5 9.5 1.5 10.0 1.5 5.6 1.5 5.9 1.5 5.2 1.5 5.7 ns
2565 tbl 13
NOTES:
1. See test circuit and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
6.8
7
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
