TPS3705-30

更新时间： 2024-11-19 21:53:35

品牌	Logo	应用领域
德州仪器 - TI		监控
页数	文件大小	规格书
16页	262K
描述
PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL

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数据手册

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TPS3705-30 数据手册

TPS3705-30, TPS3705-33, TPS3705-50

TPS3707-25, TPS3707-30, TPS3707-33, TPS3707-50

PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL

SLVS184B – NOVEMBER 1998 – REVISED JANUARY 1999

TPS3705 . . . D PACKAGE

(TOP VIEW)

features

Power-On Reset Generator with Fixed

Delay Time of 200 ms, no External

Capacitor Needed

WDO

RESET

WDI

GND

Precision Supply Voltage Monitor 2.5 V, 3 V,

3.3 V, and 5 V

PFI

PFO

Pin-For-Pin Compatible with the MAX705

through MAX708 Series

TPS3707 . . . D PACKAGE

(TOP VIEW)

Integrated Watchdog Timer (TPS3705 only)

Voltage Monitor for Power-Fail or

Low-Battery Warning

RESET

GND

Maximum Supply Current of 50 µA

MSOP-8 and SO-8 Packages

PFI

PFO

Temperature Range . . . –40°C to 85°C

NC – No internal connection

TPS3705 . . . DGN PACKAGE

(TOP VIEW)

typical applications

Designs Using DSPs, Microcontrollers or

Microprocessors

RESET

WDO

WDI

PFO

PFI

Industrial Equipment

Programmable Controls

GND

Automotive Systems

Portable/Battery Powered Equipment

Intelligent Instruments

TPS3707 . . . DGN PACKAGE

(TOP VIEW)

Wireless Communication Systems

Notebook/Desktop Computers

RESET

PFO

PFI

12 V

5 V

GND

NC – No internal connection

PFO

MSP430P112

RESET/NMI

TPS3705–50

100 nF

PFI

RESET

910 kΩ

WDO

WDI

I/O

120 kΩ

GND

Figure 1. Typical MSP430 Application

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

12 3 4 5 6 7...16

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