リアルタイムクロック

Real Time Clock Serial - 64byte Clock/Calendar/Alarm Automotive 8-Pin TDFN EP - Tape&Reel

Battery-Backed I2C Real Time Clock/Calendar - 64-byte SRAM - 1.8 to 5.5VDC - 12/24 hour - I2C - -40°C to +125°C - ...

RX8900CE:UB3

RTC 0+/-5PPM STICK

RX-4035SAAC3PURESN

RX-4035SA:AC0 PURE SN REAL TIME CLOCK 0+/-5PPM 1K T/R

RX-8025NB:AA0 REAL TIME CLOCK 5+/-5PPM (SON 22 PIN) 1K TR

RX4901CE XB A00 REAL TIME CLOCK 3 WIRE SPI-BUS +/-5PPM -40~85C PIN 4FOUT 1K TR

RX4901CE XS D00 REAL TIME CLOCK 4 WIRE SPI-BUS +/-3PPM -40~85C PIN 4EVIN3 1K TR

RX4901CE XS A03 REAL TIME CLOCK 3 WIRE SPI-BUS +/-3PPM -40~85C PIN 4FOUT 250TR