DS1971+F5智能卡芯片DS1971-F5+智能钥匙iButton纽扣芯片IC存储器只读可擦写1-wire chip

多密钥DS1991 MultiKey iButton电子钥匙TM1991智能卡IB1991L抄表芯片DS1991L+F5

读头探头ds9092接触式读头DS9092+探针DS9092T国产读头探头读卡器TM9092 TM卡读卡器读头IB卡探头

tm卡ds1982爱迪尔TM卡TM14512读写存储芯片TM1982-F5 DS1982-F5 1Kb iButton

MAXIM integrated存储器DS2430AP+T&R热插拔芯片DS2430A+单总线1-wire存储器即插即用

DS2430A 256-Bit 1-Wire Memory (EEPROM) register DS2430AP+

DS1982U+F5爱迪尔TM卡TM14512国产替代DS1982U-F5 DS1981 DS1985 DS1971芯片

TM卡TM1990A智能钥匙IB卡IB1971智能卡IBUTTON芯片IC DS1982 DS1991L DS1971

ds1971智能钥匙DS1971 256-Bit EEPROM iButton智能卡IB1971-F5智能匙TM1971

即插即用传感器DS2430AP+单总线存储器DS2430A+ 256-Bit 1-Wire EEPROM带电可擦写可编程

BD标IB1971-F5智能卡IB1971智能钥匙TM1971钥匙卡芯TM卡DS1971-F5门卡钥匙IB71卡智能匙

DS1971 256-Bit EEPROM iButton智能卡IB1971-F5智能匙TM1971原装现货DS1971