| |
|
 |
Maxim Integrated Products, Inc.
|
| Part No. |
DS1691 DS1688
|
| OCR Text |
... battery and crystal (ds1691) ? timekeeping algorithm includes leap year compensa- tion valid up to 2100 ordering information part # description ds1688 rtc chip, 28pin dip ds1688s rtc chip, 28pin soic ds1691 rtc module; 28pin dip pin assign... |
| Description |
5 Volt Serialized Real Time Clock with NV RAM Control(带非易失性RAM控制V不掉电实时时
3 Volt Serialized Real Time Clock with NV RAM Control(带非易失性RAM控制V不掉电实时时
|
| File Size |
49.80K /
5 Page |
 View
it Online |
Download Datasheet
|
| |
|
|
Maxim Integrated Products, Inc.
|
| Part No. |
DS1302
|
| OCR Text |
timekeeping chip ds1302 032598 1/12 features ? real time clock counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap year compensation valid up to 2100 ? 31 x 8 ram for scratchpad data storage ? seria... |
| Description |
Using the Dallas Tricklecharge Timekeeper(充电计时芯片)
|
| File Size |
114.50K /
12 Page |
View
it Online |
Download Datasheet |
| |
|
|
Ramtron International Corp.
|
| Part No. |
FM3130-GTR FM3130-DGTR
|
| OCR Text |
... allows software adjustment of timekeeping accuracy. pin configuration pin name function x1, x2 crystal connections acs alarm/calibration/sqwave sda serial data scl serial clock vbak battery-backup supply vdd supply vo... |
| Description |
|
| File Size |
292.55K /
22 Page |
View
it Online |
Download Datasheet |
| |
|
|
飞思卡尔半导体(中国)有限公司
|
| Part No. |
AN1759
|
| OCR Text |
...e ram. with a 2-wire interface, timekeeping can be managed easily. some applications of using the ds1307 are: ? logging of chronological events ? tracking power down time of a system ? providing alarm functions f r e e s c a l e ... |
| Description |
Add a Non-Volatile Clock to the MC68HC705J1A
|
| File Size |
309.96K /
24 Page |
View
it Online |
Download Datasheet |
| |
|
|
DALLAS[Dallas Semiconductor]
DALLAS[Dallas Semiconducotr]
|
| Part No. |
DS1994L-F5 DS1994
|
| OCR Text |
... That Limits Access to SRAM and timekeeping Clock Accuracy is Better Than 2 Minutes/ Month at 25C Operating Temperature Range from -40C to +70C Over 10 Years of Data Retention
Data Can Be Accessed While Affixed to Object Econo... |
| Description |
4kb Plus Time Memory iButton
|
| File Size |
251.21K /
22 Page |
View
it Online |
Download Datasheet |
| |
|
|
Maxim Integrated Products, Inc.
|
| Part No. |
DS1992 DS1994
|
| OCR Text |
...t will limit access to sram and timekeeping (ds1994) ? clock accuracy is better than 2 minute/month at 25 c (ds1994) ? operating temperature range from 40 c to +70 c ? over 10 years of data retention common i button features ? unique, ... |
| Description |
1Kbit Memory iButton(1K位存储器按钮)
4Kbit Plus Time Memory iButton(4K定时存储器电子按
|
| File Size |
136.10K /
20 Page |
View
it Online |
Download Datasheet |
| |
|
|
MAXIM - Dallas Semiconductor
|
| Part No. |
DS1691 DS1688
|
| OCR Text |
...attery and crystal (ds1691) timekeeping algorithm includes leap year compensation valid up to 2100 ordering information part # description ds1688s rtc ic, 28?pin soic ds1691 rtc module; 28?pin dip pin assignment pin description x1 - ... |
| Description |
3 Volt/5 Volt Serialized Real-Time Clock with NV RAM Control
|
| File Size |
62.51K /
4 Page |
View
it Online |
Download Datasheet |
| |
|
|
Intersil Corporation
Intersil, Corp.
|
| Part No. |
X1288V14Z-2.7 X1288V14Z-2.7A X1288V14IZ-4.5A X1288V14Z-4.5A X1288V14IZ-2.7
|
| OCR Text |
... v cc = 5.0v 3.0 ma i cc3 main timekeeping current v cc = 2.7v 10 a 3, 7, 8, 14, 15 v cc = 5.0v 20 a i back timekeeping current ? (low voltage sense and watchdog timer disabled v back = 1.8v 1.25 a 3, 6, 9, 14, 15 ?see perfor- mance... |
| Description |
2-WireRTC Real Time Clock/Calendar/CPU Supervisor with EEPROM 1 TIMER(S), REAL TIME CLOCK, PDSO14
2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
|
| File Size |
419.46K /
27 Page |
View
it Online |
Download Datasheet |
|
Price and Availability
|
