| PART |
Description |
Maker |
| PCF8573 PCF8573P PCF8573T |
Clock/calendar with Power Fail Detector
|
NXP Semiconductors
|
| 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
|
| PCF8593 PCF8593P PCF8593T PCF8593T/1 |
PCF8593; Low power clock/calendar
From old datasheet system
|
PHILIPS[Philips Semiconductors]
|
| MAX7387 MAX7391 MAX7390 MAX7391SRFF |
Speed-Switching Clock Generator with Power Fail
|
Maxim Integrated Products
|
| MAX634205 MAX6343UT-T MAX6344UT-T MAX6342UT-T MAX6 |
6-Pin uP Reset Circuit with Power-Fail Comparator
6-Pin µP Reset Circuit with Power-Fail Comparator 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
6-Pin μP Reset Circuit with Power-Fail Comparator
Ultra-Small, Adjustable Sequencing/Supervisory Circuits
|
Maxim Integrated Products, Inc.
|
| ISL12057IRUZ-T ISL12057IUZ |
Low Cost and Low Power I<sup>2</sup>C RTC Real Time Clock/Calendar Low Power and Low Cost RTC with Alarm Function and Dual IRQ pins; 8-uTDFN; Ind Temp REAL TIME CLOCK, PDSO8
Low Cost and Low Power I<sup>2</sup>C RTC Real Time Clock/Calendar Low Power and Low Cost RTC with Alarm Function and Dual IRQ pins; 8-MSOP; Ind Temp REAL TIME CLOCK, PDSO8
|
Intersil, Corp.
|
| ISL12024IVZ ISL12024IBZ-T |
Real-Time Clock/Calendar with Embedded Unique ID 0 TIMER(S), REAL TIME CLOCK, PDSO8
Real-Time Clock/Calendar with Embedded Unique ID; Temperature Range: -40°C to 85°C; Package: 8-SOIC T&R 0 TIMER(S), REAL TIME CLOCK, PDSO8
|
Intersil, Corp.
|
| ISL1219IUZ-T |
Real Time Clock/Calendar with Event Detection 0 TIMER(S), REAL TIME CLOCK, PDSO10
Low Power RTC with Battery Backed SRAM and Event Detection
|
Intersil, Corp.
Intersil Corporation
|
| PCF8564AUG/12HB/1 |
Real time clock and calendar
|
NXP Semiconductors
|
| ISL12027IB27AZ ISL12027IB27AZ-T ISL12027IBZ ISL120 |
REAL TIME CLOCK/CALENDAR WITH EEPROM
|
INTERSIL[Intersil Corporation]
|
