【Kingbright】RTC-52,
【Kingbright】RTC52500,
【EPSON】RTC-62421A,IC REAL TIME CLOCK 18-DIP
【EPSON】RTC-62421A:ROHS,IC REAL TIME CLOCK 18-DIP
【EPSON】RTC-62421B,IC REAL TIME CLOCK 18-DIP
【EPSON】RTC-62421B:ROHS,IC REAL TIME CLOCK 18-DIP
RTC-62423A,
【EPSON】RTC-62423A:3,IC REAL TIME CLOCK 24-SOP
