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