SN74LS21N CD74HC243E CD4025BE CD74HC393E CD74HC132E

CD4073BNSR CD4075BNSR SN74AHC08NSR SN74LS21NSR CD4025BNSR

CD4012BEDIP14四2输入端或非门

CD4012/4025BE SN74LS10N/32N/04N HD74LS21P DIP-14直插 IC芯片

CD74HC4053E CD4025BE SJ2038 PS2505-4 HD74LS48P 保质直拍赞

贴片直插74LS367N，74LS373D，74LS4025，74LV244A，74LVC14A

CD74HC4053E CD4025BE SJ2038 PS2505-4 HD74LS48P 适用卡邻赞

贴片直插74LV240D，74LS4025，74LS257P，74LS367N，74LVC32A，6

贴插74LS125AD-HEF4023BP-74AC04SCX-HEF4025BP

贴插XP6543-TX-CD4025M96-74LS175MX-PC046530D