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參數(shù)資料
| 型號： | SP690TEP |
| 英文描述： | 3.0V/3.3V Low Power Microprocessor Supervisory with Battery Switch-Over |
| 中文描述： | 3.0V/3.3V低功耗微處理器監(jiān)控與電池開關(guān)過 |
| 文件頁數(shù)： | 8/16頁 |
| 文件大?。?/td> | 631K |
| 代理商： | SP690TEP |
SP690A/692ADS/08 SP690A/692A Low Power Microprocessor Supervisory with Battery Switch-Over
Copyright 2000 Sipex Corporation
8
Figure 8A. Power-Fail Comparator Response Time (RISE)
Figure 8B. Circuit for the Power-Fail Comparator
Response Time (RISE)
30pF
1K
PFO
+1.25V
+5V
PFI
V
CC
= +5V
T
A
= +25 C
Figure 9. Timing Diagram
V
CC
RESET*
PFO
V
OUT
0V
+5V
3.0V
0V
0V
0V
+5V
+5V
+5V
t
RS
3.0V
0V
+5V
RESET**
V
BATT
= PFI = 3.0V
*SP690A/692A/802L/802M
**SP805L/805M
+1.3V
+1.2V
PFI
V
CC
= 5V
V
BATT
= 0V
3V
PFO
0V
2
μ
s/div
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