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日期:2020-12-30Overriding Reset Terminates Output Pulse
Triggering From the Leading or Trailing Edge
Q and Q\ Buffered Outputs
Separate Resets
Wide Range of Output-Pulse Widths
Schmitt Trigger on Both A\ and B Inputs
Fanout (Over Temperature Range)
Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
Wide Operating Temperature Range . . . –55°C to 125°C
Balanced Propagation Delay and Transition Times
Significant Power Reduction Compared to LSTTL Logic ICs
HC Types
2V to 6V Operation
High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
HCT Types
4.5V to 5.5V Operation
Direct LSTTL Input Logic Compatibility, VIL = 0.8V (Max), VIH = 2V (Min)
CMOS Input Compatibility, Il 1μA at VOL, VOH