SN74HC193PWT

4位同步加/减计数器双时钟有明确的 4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR

计数器 IC 二进制计数器 1 个元件 4 钻头 正边沿 16-TSSOP

得捷:
IC COUNTER 4BIT SYNC U/D 16TSSOP

艾睿:
Counter Single 4-Bit Binary UP/Down 16-Pin TSSOP T/R

Win Source:
IC COUNTER 4BIT SYNC U/D 16TSSOP / Counter IC Binary Counter 1 Element 4 Bit Positive Edge 16-TSSOP