AB-18.432MHZ-B2,CRYSTAL 18.432MHZ 18PF HC49/U
AB-18.432MHZ-B2-T,CRYSTAL 18.4320MHZ 18PF TH
AB1800,
AB1801-T3,IC RTC CLK/CALENDAR I2C 16QFN
AB1803-T3,IC RTC CLK/CALENDAR I2C 16QFN
AB1804-T3,IC RTC CLK/CALENDAR I2C 16QFN
AB1805-T3,IC RTC CLK/CALENDAR I2C 16QFN
AB1811-T3,IC RTC CLK/CALENDAR SPI 16QFN