3 元券M74HC595B1RM74HC595B1M74HC595逻辑¥9.40去看看翼加商贸发布了速发M74HC595B1 M74HC595B1R M74HC595 DINP16 品牌 逻辑IC 全新3 元券M74HC595B1RzM74HC595B1M74HC595逻辑¥9.40去看看翼加商贸发布了速发M74HC595B1 M74HC595B1Rz M74HC595 DIP16 品牌 逻辑IC 全新