| PART |
Description |
Maker |
| MC146818A |
REAL-TIME CLOCK PLUS RAM(RTC)
|
Motorola
|
| MC146818 MC146818AL MC146818AP MC146818AS |
From old datasheet system
REAL-TIME CLOCK PLUS RAM(RTC)
|
Motorola, Inc
|
| 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.
|
| DS1338U-33 DS1338Z-33 |
I<sup>2</sup>C RTC with 56-Byte NV RAM 1 TIMER(S), REAL TIME CLOCK, PDSO8
|
Maxim Integrated Products, Inc.
|
| ISL12058 ISL12058IBZ ISL12058IBZ-T ISL12058IRTZ IS |
Low Cost and Low Power I2C-Bus Real Time Clock/Calendar
Low Cost and Low Power I2C-Bus™ Real Time Clock/Calendar Low Power and Low Cost RTC with Alarm Function; 8-MSOP; Ind Temp REAL TIME CLOCK, PDSO8
Low Cost and Low Power I2C-Bus垄芒 Real Time Clock/Calendar
|
Intersil, Corp.
Intersil Corporation
|
| PCF8523TK/1 PCF8523TS/1 PCF8523U PCF8523U/12AA/1 P |
Real-Time Clock (RTC) and calendar
|
NXP Semiconductors
|
| PCF8523T-1 PCF8523TS-1 PCF8523TK-1 PCF8523U-12AA-1 |
Real-Time Clock (RTC) and calendar
|
NXP Semiconductors
|
| M41T56-11 |
Serial real-time clock (RTC) with 56 bytes NVRAM
|
STMicroelectronics
|
| X1203 |
2-Wire RTC(Real Time Clock)/Calendar/Alarm(实时时钟/日历/警报)
|
Xicor Inc.
|
| RS5C372A RS5C372A-E2NBSP RS5C372ANBSP |
I2C bus SERIAL INTERFACE REAL-TIME CLOCK ICs
RS5C372A/B 12CBUS Serial Interface Real Time Clock ICs Application Manual
IC,REAL-TIME CLOCK,CMOS,SSOP,8PIN,PLASTIC
|
Ricoh Corp
RICOH[RICOH electronics devices division]
|
| PCF2123TS/1118 |
SPI Real time clock/calendar, SOT402-1 (TSSOP14), Reel Pack, SMD, 13" 1 TIMER(S), REAL TIME CLOCK, PDSO14
|
NXP Semiconductors N.V.
|
