SN74LVC821DBR规格参数
相关型号
SN74LVC821DW SN74LVC821PWLE SN74LVC821PWR SN74LVC823A SN74LVC823ADB SN74LVC823ADBR SN74LVC823ADBRE4 SN74LVC823ADBRG4 SN74LVC823ADGVR SN74LVC823ADGVRE4