RTC-4543SA:B ROHS,实时时钟 SOP 14 Pin 5 +/-23ppm -40C +85C
RTC-4543SA:B:PURE SN,IC RTC CLK/CALENDAR SER 14SOP
RTC-4543SA:B0 ROHS,IC RTC CLK/CALENDAR SER 14SOP
RTC-4543SA:B0:PURE SN,IC RTC CLK/CALENDAR SER 14SOP
RTC-4543SA:B3 ROHS,IC RTC CLK/CALENDAR SER 14SOP
RTC-4543SA:B3:PURE SN,IC RTC CLK/CALENDAR SER 14SOP
【EPSON】RTC-4543SB:A,IC RTC SER +-12PPM 18-SOP
【EPSON】RTC-4543SB:B3 ROHS,IC REAL TIME CLOCK 18-SOP