| 描述 | 计数器 IC DISC BY STM 4/01 4-BIT SYNC BIN UP/DN |
|---|
【STMicroelectronics】M74HC191RM13TR,IC COUNTR UP/DN 4BIT SYNC 16SOIC
【STMicroelectronics】M74HC192RM13TR,IC COUNTR DECADE U/D SYNC 16SOIC
【STMicroelectronics】M74HC194B1R,计数器移位寄存器 DIP-16 4BIT PISO REG
【STMicroelectronics】M74HC20B1R,IC GATE NAND DUAL 4INPUT 14-DIP
【STMicroelectronics】M74HC20M1R,门（与/非与/或/非或） Dual 4-Input NAND