RX-4571SA:B3 PURE SN to RX-4571NB:B3 PURE SN component electronic semiconductor

Epson

Real Time Clock (RTC) IC Clock/Calendar 3-Wire Serial 14-SOIC (0.209", 5.30mm Width)

Epson

Real Time Clock (RTC) IC Clock/Calendar 3-Wire Serial 12-TFSOJ (0.094", 2.40mm Width)

Epson

Real Time Clock (RTC) IC Clock/Calendar 3-Wire Serial 22-LFDFN