【NXP Semiconductors】PCF8583BS,518,IC CLK/CALENDAR 240X8 RAM 20HVQF
【NXP Semiconductors】PCF8583BS-T,实时时钟 CLOCK CALENDAR W 256X8SRAM I2C
PCF8583P,
【NXP Semiconductors】PCF8583P/F5,112,实时时钟 CLK/CALENDAR 240X8 RAM
PCF8583P/F5112,
PCF8583PN,
【NXP Semiconductors】PCF8583T/5,512,实时时钟 CLOCK CALENDAR W
【NXP Semiconductors】PCF8583T/5,518,实时时钟 CLK/CALENDAR 240X8 RAM