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DS1306N+ Analog Devices Inc./Maxim Integrated IC RTC CLK/CALENDAR SPI 16-DIP | | | |
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DS1305N+ Analog Devices Inc./Maxim Integrated IC RTC CLK/CALENDAR SPI 16-DIP | | | |
DS1307ZN+ Analog Devices Inc./Maxim Integrated IC RTC CLK/CALENDAR I2C 8-SOIC | | | |
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R2223T-E2-F Nisshinbo Micro Devices Inc. 2-WIRE SERIAL INTERFACE REAL TIM | | | |