全新SN54ALS244J SN54ALS240J SN54ALS21AJ SN54ALS20AJ SN54ALS1

SN54ALS240J TI CDIP-20 拍前请询价

全新SN54ALS240FK SN54ALS240CJ SN54ALS240AJ SN54ALS1O9AJ

SN54HCT374J ~ TLC542IDW ~ SN74ALS240A-1N 咨询为准

贴片直插SNJ54F240J，SN75ALS192，SN74S74NSR，SN75196DWR，4