STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 64K
MAXIM INTEGRATED PRODUCTS
芯片, 实时时钟
CYPRESS SEMICONDUCTOR
芯片, 时钟缓冲器, 133.33MHz, SOIC-16
ON SEMICONDUCTOR
PLL Clock Generator, I2C, 150 MHz, 3V-5.5V supply, 4 Outputs, SOIC-16
MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Date Time Format (Day/Date/Month/Year hh:mm:ss), SPI, 2 V to 5.5 V, TSSOP-20
MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Day/Date/Month/Year/Century hh:mm:ss, Multiplexed, 4.5 V to 5.5 V, WSOIC-24
MAXIM INTEGRATED PRODUCTS
实时时钟芯片, 时期时间格式 (星期/日/月/年 时:分:秒), 并行, 4.5V至5.5V, EDIP-24
STMICROELECTRONICS
芯片, 非易失性存储器, TIMEKEEPER?, 3V, 256K
LINEAR TECHNOLOGY
芯片, 脉冲发生器, TIMERBLOX系列, 6SOT-23
STMICROELECTRONICS
芯片, 非易失性存储器, TIMEKEEPER?, 5V, 64K
MAXIM INTEGRATED PRODUCTS
Alarm RTC IC, Day/Date/Month/Year/Century hh:mm:ss, Multiplexed, 4.5 V to 5.5 V, DIP-24
ON SEMICONDUCTOR
PLL Clock Generator, I2C, 300 MHz, 3V-3.6V supply, 1 Output, SSOP-16
STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 256K
MAXIM INTEGRATED PRODUCTS
RTC, 96BYTE, NVRAM, SPI / 3WIRE, 16DIP
MAXIM INTEGRATED PRODUCTS
芯片, 时钟芯片, TIMEKEEPER系列, 存储器, SRAM, TRICKLE CHRG, 8SOIC
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
芯片, 实时时钟(RTC) 带TCXO, SPI, 3线式串口
STMICROELECTRONICS
芯片, SRAM, 实时时钟, 非易失性, 256K
STMICROELECTRONICS
芯片, SRAM, TIMEKEEPER? 16K
MAXIM INTEGRATED PRODUCTS
芯片, 延迟线
LINEAR TECHNOLOGY
芯片, 振荡器, 32.768KHZ-4.19MHZ, 8MSOP
ANALOG DEVICES
芯片, 合成器/压控振荡器, 24LFCSP
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
HOLTEK
芯片, 实时时钟, TIMEKEEPER?
TEXAS INSTRUMENTS
计时器芯片, 计时微妙至小时, 可靠, 单稳态, 4.5 V至16 V, 200 mA输出, SOP-8