| PART |
Description |
Maker |
| MSM6242B M6242B |
CMOS Real Time Clock/Calendar(直接总线连接实时时钟/日历,备用电压低至2V) 的CMOS实时时钟/日历（直接总线连接实时时钟/日历，备用电压低2V的）
From old datasheet system
DIRECT BUS CONNECTED CMOS REAL TIME CLOCK/CALENDAR
|
OKI SEMICONDUCTOR CO., LTD.
OKI electronic componets
OKI electronic components
|
| ISL1221IUZ-T |
Low Power RTC with Battery Backed
Real Time Clock/Calendar with Event Detection and Frequency Output REAL TIME CLOCK, PDSO10
|
Intersil Corporation
Intersil, Corp.
|
| PCF8564ACX9 |
Real time clock and calendar
|
NXP Semiconductors
|
| PCF8563 PCF8563P PCF8563T PCF8563TS |
Real-time clock/calendar
|
PHILIPS[Philips Semiconductors]
|
| PCF8563P-F4 PCF8563T-F4 PCF8563BS-4 PCF8563T-5 PCF |
Real-time clock/calendar
|
NXP Semiconductors
|
| PCF85063TP |
Tiny Real-Time Clock/calendar
|
NXP Semiconductors
|
| X122606 |
Real Time Clock/Calendar with EEPROM
|
Intersil Corporation
|
| PCA2125 PCA2125TS |
SPI Real time clock / calendar
|
NXP Semiconductors
|
| ISL12026 |
Real Time Clock/Calendar with EEPROM
|
Intersil Corporation
|
| ISL1220 |
I2C Real Time Clock/Calendar
|
Intersil Corporation
|
