參數(shù)資料
型號(hào): MAX708
廠商: ON SEMICONDUCTOR
英文描述: μP Supervisory Circuits(μP監(jiān)控電路)
中文描述: 低成本、微處理器監(jiān)控電路
文件頁數(shù): 1/10頁
文件大?。?/td> 95K
代理商: MAX708
Semiconductor Components Industries, LLC, 2005
August, 2005 Rev. 4
1
Publication Order Number:
MAX707/D
MAX707, MAX708
P Supervisory Circuits
The MAX707/708 are costeffective system supervisor circuits
designed to monitor V
CC
in digital systems and provide a reset signal
to the host processor when necessary. No external components are
required.
The reset output is driven active within 20 sec of V
CC
falling
through the reset voltage threshold. Reset is maintained with 200 mS
of delay time after V
CC
rise above the reset threshold. The
MAX707/708 have a low quiescent current of 12
an activehigh RESET and activelow RESET with a pushpull
output. The output is guaranteed valid down to V
CC
= 1.0 V. The
MAX707/708 have a Manual Reset MR input and a +1.25 V threshold
detector for powerfail input PFI. These devices are available in a
Micro8 and SOIC8 package.
at V
CC
= 3.3 V,
Features
Precision SupplyVoltage Monitor
MAX707: 4.63 V Reset Threshold Voltage
MAX708: Standard Reset Threshold Voltages (Typical):
4.38 V, 3.08 V, 2.93 V, 2.63 V
Reset Threshold Available from 1.6 V to 4.9 V with 100 mV
Increments (Factory Option)
200 mS (Typ) Reset Timeout Delay
12 A (V
CC
= 3.3 V) Quiescent Current
Active_High and Active_Low Reset Output
Guaranteed RESET_L and RESET Output Valid to V
CC
= 1.0 V
Voltage Monitor for PowerFail or LowBattery Warning
8 Pin SOIC or Micro8 Package
PbFree Packages are Available
Applications
Computers
Embedded System
Battery Powered Equipment
Critical P Power Supply Monitor
PIN CONFIGURATION
1
RESET
8 NC
2
RESET
3
MR
4
V
CC
7 PFO
6 PFI
5 GND
(Top View)
Micro8
CUA SUFFIX
CASE 846A
1
8
SOIC8
ESA SUFFIX
CASE 751
1
8
Micro8
1
MR
8 RESET
2
3
GND
4
PFI
7 RESET
6 NC
5 PFO
(Top View)
SOIC8
See detailed ordering and shipping information in the package
dimensions section on page 8 of this data sheet.
ORDERING INFORMATION
xxx
AYW
1
8
MARKING
DIAGRAMS
xxxxx
AL
Y
W
= Specific Device Code
= Assembly Lot Code
= Year
= Week
= PbFree Package
(Note: Microdot may be in either location)
http://onsemi.com
xxx
A
Y
W
= Specific Device Code
= Assembly Location
= Year
= Week
= PbFree Package
V
CC
xxxxx
ALYW
1
8
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX708C/D 功能描述:監(jiān)控電路 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
MAX708C/D+ 功能描述:監(jiān)控電路 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
MAX708CPA 功能描述:監(jiān)控電路 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
MAX708CPA+ 功能描述:監(jiān)控電路 Single uPower Supervisor 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
MAX708CSA 功能描述:監(jiān)控電路 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