參數(shù)資料
型號(hào): STM690
廠商: 意法半導(dǎo)體
英文描述: 3V Supervisor with Battery Switchover(3V帶電池轉(zhuǎn)換功能的監(jiān)控器)
中文描述: 3V的電池監(jiān)控與切換(3V的帶電池轉(zhuǎn)換功能的監(jiān)控器)
文件頁數(shù): 1/32頁
文件大?。?/td> 659K
代理商: STM690
1/32
April 2006
STM690, STM704, STM795
STM802, STM804, STM805, STM806
3V Supervisor with Battery Switchover
* Contact local ST sales office for availability.
Rev 7
FEATURES SUMMARY
RST OR RST OUTPUTS
NVRAM SUPERVISOR FOR EXTERNAL
LPSRAM
CHIP-ENABLE GATING (STM795 only) FOR
EXTERNAL LPSRAM (7ns max PROP
DELAY)
MANUAL (PUSH-BUTTON) RESET INPUT
200ms (TYP) t
rec
WATCHDOG TIMER - 1.6sec (TYP)
AUTOMATIC BATTERY SWITCHOVER
LOW BATTERY SUPPLY CURRENT - 0.4μA
(TYP)
POWER-FAIL COMPARATOR (PFI/PFO)
LOW SUPPLY CURRENT - 40μA (TYP)
GUARANTEED RST (RST) ASSERTION
DOWN TO V
CC
= 1.0V
OPERATING TEMPERATURE:
–40°C to 85°C (Industrial Grade)
Figure 1. Packages
Table 1. Device Options
Note: 1. All RST outputs push-pull (unless otherwise noted)
2. Open drain output.
8
1
SO8 (M)
TSSOP8 3x3 (DS)*
Watchdog
Input
Active-
Low RST
(1)
Active-
High
RST
Manual
Reset Input
Battery
Switch-over
Power-fail
Compar-
ator
Chip-
Enable
Gating
STM690T/S/R
STM704T/S/R
STM795T/S/R
(2)
STM802T/S/R
STM804T/S/R
(2)
STM805T/S/R
(2)
STM806T/S/R
相關(guān)PDF資料
PDF描述
STM704T 3V Supervisor with Battery Switchover
STM795R 3V Supervisor with Battery Switchover
STM795S 3V Supervisor with Battery Switchover
STM795T 3V Supervisor with Battery Switchover
STM802R 3V Supervisor with Battery Switchover
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