參數(shù)資料
型號(hào): TPS3705
廠商: Texas Instruments, Inc.
英文描述: Processor Supervisory Circuits With Power-Fail(帶電源故障監(jiān)視處理機(jī)監(jiān)控電路)
中文描述: 處理器監(jiān)控電路,帶有電源失效(帶電源故障監(jiān)視處理機(jī)監(jiān)控電路)
文件頁數(shù): 1/13頁
文件大小: 233K
代理商: TPS3705
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
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
features
Power-On Reset Generator with Fixed
Delay Time of 200 ms, no External
Capacitor Needed
Precision Supply Voltage Monitor 2.5 V, 3 V,
3.3 V, and 5 V
Pin-For-Pin Compatible with the MAX705
through MAX708 Series
Integrated Watchdog Timer (TPS3705 only)
Voltage Monitor for Power-Fail or
Low-Battery Warning
Maximum Supply Current of 50
μ
A
MSOP-8 and SO-8 Packages
Temperature Range . . . –40
°
C to 85
°
C
typical applications
Designs Using DSPs, Microcontrollers or
Microprocessors
Industrial Equipment
Programmable Controls
Automotive Systems
Portable/Battery Powered Equipment
Intelligent Instruments
Wireless Communication Systems
Notebook/Desktop Computers
Figure 1. Typical MSP430 Application
MR
RESET
TPS3705–50
PFI
VDD
GND
100 nF
RESET/NMI
VDD
GND
5 V
12 V
910 k
120 k
MSP430P112
PFO
WDI
WDO
I/O
I/O
Copyright
1999, Texas Instruments Incorporated
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.
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.
1
2
3
4
8
7
6
5
MR
V
DD
GND
PFI
WDO
RESET
WDI
PFO
TPS3705 . . . D PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
RESET
RESET
NC
PFO
TPS3707 . . . D PACKAGE
(TOP VIEW)
NC – No internal connection
MR
V
DD
GND
PFI
1
2
3
4
8
7
6
5
RESET
WDO
MR
V
DD
WDI
PFO
PFI
GND
TPS3705 . . . DGN PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
NC
PFO
PFI
GND
TPS3707 . . . DGN PACKAGE
(TOP VIEW)
NC – No internal connection
RESET
RESET
MR
V
DD
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS3705_07 制造商:TI 制造商全稱:Texas Instruments 功能描述:PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL
TPS3705-30 制造商:TI 制造商全稱:Texas Instruments 功能描述:PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL
TPS3705-30D 功能描述:監(jiān)控電路 2.63V Monitor RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
TPS3705-30DG4 功能描述:監(jiān)控電路 Processor Supery Circuits RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
TPS3705-30DGM 制造商:Texas Instruments 功能描述: