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IDT54FCT240LB Datasheet(PDF) 6 Page - Integrated Device Technology |
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IDT54FCT240LB Datasheet(HTML) 6 Page - Integrated Device Technology |
6 / 8 page IDT54/74FCT240/241/244/540/541/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES 7.8 6 SWITCHING CHARACTERISTICS OVER OPERATING RANGE FOR FCT240 (1,2) 2606 tbl 07 SWITCHING CHARACTERISTICS OVER OPERATING RANGE FOR FCT241 AND FCT244(1,2) SWITCHING CHARACTERISTICS OVER OPERATING RANGE FOR FCT241 AND FCT244 (1,2) 54/74FCT241/244 54/74FCT241A/244A 54/74FCT241C/244C Com'l. Mil. Com'l. Mil. Com'l. Mil. Symbol Parameter Condition Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit tPLH tPHL Propagation Delay DN to ON CL = 50pF RL = 500 Ω 1.5 6.5 1.5 7.0 1.5 4.8 1.5 5.1 1.5 4.1 1.5 4.6 ns tPZH tPZL Output Enable Time 1.5 8.0 1.5 8.5 1.5 6.2 1.5 6.5 1.5 5.8 1.5 6.5 ns tPHZ tPLZ Output Disable Time 1.5 7.0 1.5 7.5 1.5 5.6 1.5 5.9 1.5 5.2 1.5 5.7 ns 2606 tbl 08 SWITCHING CHARACTERISTICS OVER OPERATING RANGE FOR FCT540 AND FCT541 (1,2) NOTES: 2606 tbl 09 1. See test circuit and waveforms. 2. Minimum limits are guaranteed but not tested on Propagation Delays. 54/74FCT240 54/74FCT240A 54/74FCT240C Com'l. Mil. Com'l. Mil. Com'l. Mil. Symbol Parameter Condition Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit tPLH tPHL Propagation Delay DN to ON CL = 50pF RL = 500 Ω 1.5 8.0 1.5 9.0 1.5 4.8 1.5 5.1 1.5 4.3 1.5 4.7 ns tPZH tPZL Output Enable Time 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 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 54/74FCT540/541 54/74FCT540A/541A 54/74FCT540C/541C Com'l. Mil. Com'l. Mil. Com'l. Mil. Symbol Parameter Condition Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit tPLH tPHL Propagation Delay DN to ON IDT54/74FCT540 CL = 50pF RL = 500 Ω 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 tPLH tPHL Propagation Delay DN to ON IDT54/74FCT541 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 tPZH tPZL Output Enable Time 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 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 |
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