74VHC244M规格参数
相关型号
74VHC244M_Q 74VHC244MTC 74VHC244MTC_Q 74VHC244MTCX 74VHC244MTCX_NL 74VHC244MTR 74VHC244MX 74VHC244MX_NL 74VHC244N 74VHC244N_Q