74HC164、74HCT164 是高速硅门 CMOS 器件，与低功耗肖特基型 TTL (LSTTL) 器件的引脚兼容。74HC164、74HCT164 是 8 位边沿触发式移位寄存器-74HC164, 74HCT164 is a high-speed silicon gate CMOS devices, the devices are pin compatible with low power Schottky TTL (LSTTL). 74HC164, 74HCT164 are 8-bit

magnetic field strength, making this approach unsuitable for deep space missions, and also more suitable for low Earth orbits as opposed to higher ones like the geosynchronous. The dependence on the highly variable intensity of Earth’s magnetic