RTC72421

RTC72421A

RTC-72421A

IC REAL TIME CLOCK 18-DIP

RTC-72421A:ROHS

实时时钟 4Bit 5.5Volts 18PIN 12/24 hr. -10C +70C

RTC72421B

RTC-72421B

IC REAL TIME CLOCK 18-DIP

RTC-72421B:ROHS

实时时钟 4-Bit 12/24 Hr 50ppm 18 pin

RTC72423

RTC72423A

RTC-72423A

IC REAL TIME CLOCK 24-SOP

RTC-72423A:2

IC REAL TIME CLOCK 24-SOP

RTC-72423A:3

IC REAL TIME CLOCK 24-SOP

RTC-72423A:3:ROHS

实时时钟 4Bit 5.5Volts 24PIN 12/24 hr. -40C +85C