
EPSON
芯片, 实时时钟

MAXIM INTEGRATED PRODUCTS
RTC, SERIAL ALARM, LOW POWER, 1337

MICROCHIP
芯片, 实时时钟/日历, GP I2C, 64B SRAM, ID, 8SOIC

INTERSIL
芯片, 实时时钟/日历, 带EEPROM

MAXIM INTEGRATED PRODUCTS
RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss), I2C, 4.5 V to 5.5 V, DIP-8

MAXIM INTEGRATED PRODUCTS
RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss), I2C, 1.71 V to 5.5 V, NSOIC-8

MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss:hh), SPI, 2.97 V to 5.5 V, μSOP-10

MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss:hh), SPI, 2.97 V to 5.5 V, μSOP-10

STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 64K

MICROCHIP
芯片, 实时时钟/日历, GP I2C, 64B SRAM, 8TSSOP

MICROCHIP
芯片, 实时时钟, I2C, 64字节 SRAM, 8MSOP

MAXIM INTEGRATED PRODUCTS
报警实时时钟芯片, 时期时间格式 (星期/日/月/年 时:分:秒), 多路复用, 4.5V至5.5V, EDIP-24

MAXIM INTEGRATED PRODUCTS
RTC IC, Date Time Format (Binary), Serial, 2.5 V to 5.5 V, TSOC-6

MAXIM INTEGRATED PRODUCTS
RTC EXTREMELT ACCURATE I2C, SOIC20

MICROCHIP
芯片, 实时时钟, I2C, 64字节 SRAM, 8PDIP

EPSON
芯片, 实时时钟 高稳定性 串行口

STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 16K

MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss:hh), SPI, 2.7 V to 3.3 V, μSOP-10

MICRO CRYSTAL
芯片, 实时时钟, I2C, RV-4162, 20PPM, 8SON

MICROCHIP
芯片, 实时时钟/日历, GP I2C, 64B SRAM, 8PDIP

MAXIM INTEGRATED PRODUCTS
RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss), Serial, 2 V to 5.5 V, DIP-8

INTERSIL
芯片, 实时时钟

MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss:hh), SPI, 2.97 V to 5.5 V, μSOP-10

MICRO CRYSTAL
芯片, 实时时钟, SPI, RV-8564, 20PPM, 10SON

MAXIM INTEGRATED PRODUCTS
芯片, 实时时钟, 串联, I2C, SMD, 1339, MSOP8