Datasheet > 805S

805S

更新时间： 2024-01-13 04:40:23

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		电池监控
页数	文件大小	规格书
32页	659K
描述
3V Supervisor with Battery Switchover

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中文翻译

获取价格

数据手册

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805S 数据手册

STM690, STM704, STM795

STM802, STM804, STM805, STM806

3V Supervisor with Battery Switchover

FEATURES SUMMARY

■

RST OR RST OUTPUTS

NVRAM SUPERVISOR FOR EXTERNAL

LPSRAM

Figure 1. Packages

■

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)

SO8 (M)

■

POWER-FAIL COMPARATOR (PFI/PFO)

LOW SUPPLY CURRENT - 40µA (TYP)

GUARANTEED RST (RST) ASSERTION

TSSOP8 3x3 (DS)*

DOWN TO V = 1.0V

■

OPERATING TEMPERATURE:

–40°C to 85°C (Industrial Grade)

Table 1. Device Options

Active-

High

RST

Power-fail

Compar-

Chip-

Enable

Gating

Active-

Watchdog

Input

Manual

Reset Input Switch-over

Battery

(1)

Low RST

ator

STM690T/S/R

STM704T/S/R

■

(2)

STM795T/S/R

STM802T/S/R

STM804T/S/R

STM805T/S/R

STM806T/S/R

■

(2)

■

(2)

■

Note: 1. All RST outputs push-pull (unless otherwise noted)

2. Open drain output.

* Contact local ST sales office for availability.

April 2006

Rev 7

1/32

12 3 4 5 6 7...32

中文翻译

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