全新SN74HC688DWRG4 SN74HC640PWRG4 SN74HC640PWRE4 SN74HC640DW

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数字比较器 SN74HC688PWRE4 TSSOP-20 TI全新原装正品

全新原装 SN74HC688PWRG4 SN74HC688PWRE4 SN74HC688PWR/HC688NG4

SN74HC688PWRE4/SN74HC688PWRG4/SN74HC688PWT

SN74HC688PWRE4 TSSOP-20 数字比较器芯片 全新现货

SN74HC688PWRE4/SN74HC688PWRG4/SN74HC688PWT

SN74HC688PWRE4/SN74HC688PWRG4/SN74HC688PWT

SN74HC688PWRE4-IC集成电路 全新原装正品电子元器件

SN74HC688PWRE4/SN74HC688PWRG4/SN74HC688PWT

SN74HC688PWRE4/SN74HC688PWRG4/SN74HC688PWT

SN74HC688PWRE4 SN74HC688PWRG4 SN74HC688PWT