Datasheet > STM818M6F

STM818M6F

更新时间： 2024-11-02 04:30:19

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
37页	775K
描述
5V Supervisor with Battery Switchover

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中文翻译

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数据手册

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STM818M6F 数据手册

STM690A, STM692A, STM703

STM704, STM802, STM805, STM817/8/9

5V Supervisor with Battery Switchover

FEATURES SUMMARY

■

5V OPERATING VOLTAGE

Figure 1. Packages

■

NVRAM SUPERVISOR FOR EXTERNAL

LPSRAM

■

CHIP-ENABLE GATING (STM818 only) FOR

EXTERNAL LPSRAM (7ns max PROP

DELAY)

■

RST AND RST OUTPUTS

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

DOWN TO V = 1.0V

TSSOP8 3x3 (DS)*

■

OPERATING TEMPERATURE:

–40°C to 85°C (Industrial Grade)

RoHS COMPLIANCE

Lead-free components are compliant with the

RoHS Directive.

Table 1. Device Options

Active-

Low

Active-

High

Manual

Reset

Input

Battery

Switch-

over

Chip-

Enable

Gating

Battery

Freshness

Seal

Watchdog

Input

Power-fail

Comparator

(1)

RST

STM690A

STM692A

STM703

■

STM704

STM802L/M

STM805L

■

STM817L/M

STM818L/M

STM819L/M

■

Note: 1. All RST and RST outputs are push-pull.

* Contact local ST sales office for availability.

January 2006

Rev 7.0

1/37

12 3 4 5 6 7...37

中文翻译

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