Datasheet > STM704T/S/R

STM704T/S/R

更新时间： 2024-11-20 14:57:39

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		监控
页数	文件大小	规格书
42页	945K
描述
3V监控器

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中文翻译

获取价格

数据手册

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STM704T/S/R 数据手册

STM690, STM704, STM795

STM802, STM804, STM805, STM806

3 V supervisor with battery switchover

Features

■ RST or RST outputs

■ NVRAM supervisor for external LPSRAM

■ Chip enable gating (STM795 only) for external

LPSRAM (7 ns max prop delay)

■ Manual (push-button) reset input

SO8 (M)

■ 200 ms (typ) t

rec

■ Watchdog timer - 1.6 s (typ)

■ Automatic battery switchover

■ Low battery supply current - 0.4 µA (typ)

■ Power-fail comparator (PFI/PFO)

■ Low supply current - 40 µA (typ)

■ Guaranteed RST (RST) assertion

(1)

TSSOP8 3x3 (DS)

down to V = 1.0 V

■ Operating temperature:

1. Contact local ST sales office for availability.

–40 °C to 85 °C (industrial grade)

■ RoHS compliance

– Lead-free components are compliant with

the RoHS directive

Table 1.

Device summary

Manual

reset

input

Watchdog Active- low Active-high

Battery

switchover comparator

Power-fail Chip enable

Input

RST⁽¹⁾

gating

STM690T/S/R

STM704T/S/R

STM795T/S/R

STM802T/S/R

STM804T/S/R

STM805T/S/R

STM806T/S/R

✓

(2)

✓

(2)

✓

(2)

✓

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

2. Open drain output.

August 2010

Doc ID 10519 Rev 9

1/42

www.st.com

12 3 4 5 6 7...42

中文翻译

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