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74HC85 54HC85 SN54HC85AJ CD54HCT85F 陶瓷进口CDIP16直插脚
新54HC54AJ 54HC541J SN54S87J SN54S85J 54HC540J R
贴片直插SN54LS595J SN54LS352J SN54HC85AJ SN54LS133J 5
贴片直插SN54LS74AJ SN54LS352J SN54HC85AJ SN54LS133J 4