理学 计算机硬件电路 释 fanout-of-4 inverter delay; FO4 inverter delay 四扇出反向器延迟 互补金属氧化物半导体（CMOS）数字电路的一种工艺无关的延迟度量单位，相当于一个最小尺寸的反相器驱动四个相同尺寸反相器时的延迟。针对某种具体的制造工艺，FO4约等于特征尺寸乘以0.36ns/μm。
计算机硬件 计算机集成电路 释文 fan-out of four, FO4 四扇出反向器延迟
- external calibration
- external calibration method
- external capital requirement
- external cause
- external cavity surface emitting laser
- external center of similitude
- external characteristics
- external characteristic test
- external chest compression
- external coating of fusion bonded epoxy
- external coating of pipeline
- external coefficient
- external-combustion engine
- external common tangent
- external composition
- external composition law
- external compression inlet
- external conical refraction
- external contact
- external-conversion
- External corporate entrepreneurship
- external corrosion direct assessment
- external corrosion of oil and gas pipeline
- external counter pulsation and auxiliary circulating device thereof
- external curvature