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MAX704SEPA-

产品描述Supervisory Circuits MPU Supervisor
产品类别半导体    电源管理   
文件大小1MB,共13页
制造商Maxim(美信半导体)
官网地址https://www.maximintegrated.com/en.html
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MAX704SEPA-概述

Supervisory Circuits MPU Supervisor

MAX704SEPA-规格参数

参数名称属性值
产品种类
Product Category
Supervisory Circuits
制造商
Manufacturer
Maxim(美信半导体)
RoHSDetails
类型
Type
Voltage Supervisory
安装风格
Mounting Style
Through Hole
封装 / 箱体
Package / Case
PDIP-8
阈值电压
Threshold Voltage
1.1 V to 5.5 V
被监测输入数
Number of Inputs Monitored
1 Input
输出类型
Output Type
Active Low, Push-Pull
人工复位
Manual Reset
Manual Reset
Battery Backup SwitchingBackup
电源电压-最大
Supply Voltage - Max
5.5 V
最大工作温度
Maximum Operating Temperature
+ 85 C
系列
Packaging
Tube
Chip Enable SignalsNo Chip Enable
高度
Height
4.45 mm
长度
Length
9.91 mm (Max)
最小工作温度
Minimum Operating Temperature
- 40 C
工作电源电流
Operating Supply Current
50 uA
过电压阈值
Overvoltage Threshold
3.02 V
Pd-功率耗散
Pd - Power Dissipation
727 mW
Power Fail DetectionYes
Reset Delay Time200 ms
工厂包装数量
Factory Pack Quantity
50
电源电压-最小
Supply Voltage - Min
1.1 V
欠电压阈值
Undervoltage Threshold
2.85 V
看门狗计时器
Watchdog Timers
No Watchdog
宽度
Width
7.87 mm
单位重量
Unit Weight
0.032805 oz

文档预览

下载PDF文档
MAX690T/S/R, MAX704T/S/R,
MAX802T/S/R, MAX804‒MAX806T/S/R
3.0V/3.3V Microprocessor
Supervisory Circuits
General Description
These microprocessor (µP) supervisory circuits reduce the
complexity and number of components required for pow-
er-supply monitoring and battery-control functions in µP
systems. They significantly improve system reliability and
accuracy compared to separate ICs or discrete components.
These devices are designed for use in systems powered
by 3.0V or 3.3V supplies. See the selector guide in the
back of this data sheet for similar devices designed for
5V systems. The suffixes denote different reset threshold
voltages: 3.075V (T), 2.925V (S), and 2.625V (R) (see the
Reset Threshold
section in the
Detailed Description).
All
these parts are available in 8-pin DIP and SO packages.
Functions offered in this series are as follows:
ow
ind
tW
se
Re
ail
r-F or
we rat
Po a
mp
Co
ail
r-F y
we rac
Po cu
Ac
ld
ery
ho
att h
res
-B itc
Th
up Sw
ck
Ba
t
se
Re ut
al Inp
Ac
tiv
e-H
igh
Re
se
t
R1
R2
Features
RESET
and RESET Outputs
Manual Reset Input
Precision Supply-Voltage Monitor
200ms Reset Time Delay
Watchdog Timer (1.6sec timeout)
Battery-Backup Power Switching—Battery Can
Exceed V
CC
in Normal Operation
40µA V
CC
Supply Current
1µA Battery Supply Current
Voltage Monitor for Power-Fail or Low-Battery
Warning
Guaranteed
RESET
Assertion to V
CC
= 1V
8-Pin DIP and SO Packages
Battery-Powered Computers and Controllers
Embedded Controllers
Intelligent Instruments
Critical µP Power Monitoring
Portable Equipment
Applications
MAX690
MAX704
MAX802
MAX804
MAX805
MAX806
Typical Operating Circuits
REGULATED +3.3V OR +3.0V
UNREGULATED
DC
V
CC
0.1µF
V
CC
RESET
(RESET)
Typical Operating Circuits continued at at end of data
sheet.
19-0243; Rev 3; 4/15
Ac
tiv
e-L
Wa
tch
g
do
Ma
nu
( ) ARE FOR MAX804T/S/R, MAX805T/S/R
ow
Re
se
t
Inp
ut
±4%
±4%
±2%
±2%
±4%
±2%
±75mV
±75mV
±2%
±2%
±75mV
±2%
Ordering Information
PART**
MAX690_CPA
MAX690_CSA
MAX690_C/D
MAX690_EPA
MAX690_ESA
TEMP RANGE
0°C to +70°C
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
PIN-PACKAGE
8 Plastic DIP
8 SO
Dice*
8 Plastic DIP
8 SO
8 CERDIP
µP
MAX690_MJA
RESET
NMI
I/O LINE GND
BUS
V
CC
CMOS RAM
GND
3.6V
LITHIUM
BATTERY
0.1µF
MAX690T/S/R
PFO
PFI
MAX802T/S/R
WDI
MAX804T/S/R
MAX805T/S/R
VBATT
GND
V
OUT
0.1µF
Ordering Information continued at end of data sheet.
*Contact
factory for dice specifications.
**These
parts offer a choice of reset threshold voltage. Select
the letter corresponding to the desired nominal reset threshold
voltage (T = 3.075V, S = 2.925V, R = 2.625V) and insert it into
the blank to complete the part number.
Devices in PDIP and SO packages are available in both leaded
and lead(Pb)-free packaging. Specify lead free by adding the +
symbol at the end of the part number when ordering. Lead free
not available for CERDIP package.
Pin Configuration appears at end of data sheet.
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