
STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 16K

MAXIM INTEGRATED PRODUCTS
Real Time Event Recorder IC, Day/Date/Month/Year hh:mm:ss, BCD, Binary, I2C, 4.5 V to 5.5 V, DIP-8

STMICROELECTRONICS
芯片, SRAM, 实时时钟, 非易失性, 64K

MAXIM INTEGRATED PRODUCTS
RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss:hh), Serial, 4.5 V to 5.5 V, DIP-16

ANALOG DEVICES
芯片, 时钟驱动器, 246J, DIP4, 246

TEXAS INSTRUMENTS
芯片, 实时时钟, 5V

INTERSIL
芯片, 时钟发生器驱动器

MAXIM INTEGRATED PRODUCTS
芯片, 实时时钟

NXP
芯片, 实时时钟/日历

NXP
芯片, 时钟/日历/SRAM

NXP
芯片, 实时时钟 , YY-MM-DD-dd, BCD码