| PART |
Description |
Maker |
| DS1244P DS1244 1244P DS1244YP-70 DS1244YP-100 DS12 |
From old datasheet system
256k NV SRAM with Phantom Clock 0 TIMER(S), REAL TIME CLOCK, DMA34
0 TIMER(S), REAL TIME CLOCK, DMA34 POWERCAP MODULE BOARD-34
256k NV SRAM with Phantom Clock 0 TIMER(S), REAL TIME CLOCK, PDMA28
|
DALLAS SEMICONDUCTOR
Maxim Integrated Products, Inc.
|
| X1202 X1202S8I-4.5A X1202S8I-2.7A |
0 TIMER(S), REAL TIME CLOCK, PDSO8 PLASTIC, SOIC-8
Real Time Clock/Calendar/Alarms/CPU Supervisor(实时时钟/日历/闹钟/CPU监控电路) 实时时钟/日历/报警/ CPU监控（实时时日历/闹钟/ CPU的监控电路）
|
Xicor Inc.
|
| DS1306 DS1306E DS1306ETR DS1306E/TR DS1306N DS1306 |
Serial Alarm Real-Time Clock
0 TIMER(S), REAL TIME CLOCK, PDSO20
|
MAXIM INTEGRATED PRODUCTS INC
|
| DS1306 |
Serial Alarm Real Time Clock (RTC)(串行报警实时时钟（RTC 0 TIMER(S), REAL TIME CLOCK, PDIP16
Serial Alarm Real Time Clock (RTC)(涓茶??ヨ?瀹???堕?锛?TC锛?
|
Maxim Integrated Products, Inc.
DALLAS SEMICONDUCTOR
|
| ISL12024IRTCZ |
Real-Time Clock/Calendar with Embedded Unique ID; Temperature Range: -40°C to 85°C; Package: 8-TDFN REAL TIME CLOCK, DSO8
|
Intersil, Corp.
Intersil Corporation
|
| DS17287-3 |
3V/5V Real-Time Clock 1 TIMER(S), REAL TIME CLOCK, DMA24
|
Maxim Integrated Products, Inc.
|
| RTC-4553 |
Real time clock module(SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM)
|
Epson Company
|
| RTC-58323 RTC-58321 RTC58321 |
Real time clock module(4-bit I/O CONNECTION REAL TIME CLOCK MODULE)
|
http://
EPSON[Epson Company]
|
| ST7MDT2-EMU2B ST7MDT5-EMU2B ST7MDT6-EMU2B ST7MDT7- |
REAL-TIME DEVELOPMENT TOOLS FOR THE ST7 MCU FAMILY
8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, I2C INTERFACES
REAL-TIME DEVELOPMENT TOOLS FOR THE ST7 MCU FAMILY
3991
|
ST Microelectronics
STMICROELECTRONICS[STMicroelectronics]
意法半导
|
| ICM717003 ICM7170IPG ICM7170 ICM7170AIBG ICM7170AI |
REAL TIME CLOCK, PDIP24
Microprocessor-Compatible, Real-Time?lock
Microprocessor-Compatible, Real-Time?lock
|
INTERSIL[Intersil Corporation]
|
| PCF212311 PCF2123BS PCF2123TS PCF2123U PCF210AA PC |
SPI Real time clock/calendar Time keeping application
|
NXP Semiconductors
|
