| 制造商 | 部件名 | 数据表 | 功能描述 |
 Dallas Semiconductor |
DS1284
|
143Kb / 3P |
Watchdog Timekeeper Chip
|
|
DS1386
|
263Kb / 20P |
RAMified Watchdog Timekeeper
|
 Holtek Semiconductor In... |
HT1380
|
183Kb / 10P |
Serial Timekeeper Chip
October 2, 1999 |
 Dallas Semiconductor |
DS1286
|
234Kb / 13P |
Watchdog Timekeeper
|
|
DS1486
|
251Kb / 17P |
RAMified Watchdog Timekeeper
|
|
DS1283
|
55Kb / 5P |
Watchdog Timekeeper Chip
|
 STMicroelectronics |
M48T212V
|
312Kb / 35P |
3.3V TIMEKEEPER supervisor
05-Nov-2007 |
 Holtek Semiconductor In... |
HT1381-8SOPLF
|
172Kb / 10P |
Serial Timekeeper Chip
|
 STMicroelectronics |
AN968
|
100Kb / 4P |
VMEbus TIMEKEEPER
17-Jul-2012 |
 ARTSCHIP ELECTRONICS CO... |
M48T08
|
7Mb / 27P |
TIMEKEEPER SRAM
|