高速CMOS逻辑八路D类触发器与复位 High Speed CMOS Logic Octal D-Type Flip-Flop with Reset
Description
The ’HC273 and ’HCT273 high speed octal D-Type flip-flops with a direct clear input are manufactured with silicon-gate CMOS technology. They possess the low power consumption of standard CMOS integrated circuits.
Features
• Common Clock and Asynchronous Master Reset
• Positive Edge Triggering
• Buffered Inputs
• Fanout Over Temperature Range
\- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
\- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55oC to 125oC
• 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
