参数资料
型号: DS1706SESA+
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 电源管理
英文描述: 3.3 and 5.0 Volt MicroMonitor
中文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封装: 0.150 INCH, ROHS COMPLIANT, SOIC-8
文件页数: 1/12页
文件大小: 263K
代理商: DS1706SESA+
1 of 12
FEATURES
Halts and restarts an out-of-control
microprocessor
Holds microprocessor in check during power
transients
Automatically restarts microprocessor after
power failure
Monitors pushbutton for external override
Accurate 5%, 10% or 20% resets for 3.3V
systems and 5% or 10% resets for 5.0V
systems
Eliminates the need for discrete components
3.3V 20% tolerance for use with 3.0V
systems
Pin-compatible with the MAXIM
MAX705/MAX706 in 8-pin DIP, 8-pin SOIC,
and
-SOP
8-pin DIP, 8-pin SOIC and 8-pin
-SOP
packages
Industrial temperature range -40
C to +85C
PIN ASSIGNMENT
DS1705 and DS1706_R/S/T
(*DS1706L and DS1706P)
PIN DESCRIPTION
PBRST
- Pushbutton Reset Input
VCC
- Power Supply
GND
- Ground
IN
- Input
NMI
- Non-maskable Interrupt
ST
- Strobe Input
RST
- Active Low Reset Output
*RST
- Active High Reset Output
(DS1706P and DS1706L only)
WDS
- Watchdog Status Output
DESCRIPTION
The DS1705/DS1706 3.3- or 5.0-Volt MicroMonitor monitors three vital conditions for a microprocessor:
power supply, software execution, and external override. A precision temperature compensated reference
and comparator circuit monitor the status of VCC at the device and at an upstream point for maximum
protection. When the sense input detects an out-of-tolerance condition, a non-maskable interrupt is
generated. As the voltage at the device degrades, an internal power fail signal is generated which forces
DS1705/DS1706
3.3V and 5.0V MicroMonitor
19-5212; Rev 4/10
www.maxim-ic.com
8-Pin
-SOP (118-mil)
See Mech. Drawings Section on website
RST(*RST)
WDS
PBRST
VCC
ST
NMI
IN
GND
1
2
3
4
8
7
6
5
8-Pin DIP (300 -mil)
PBRST
VCC
GND
IN
WDS
RST
ST
NMI
1
2
3
4
8
7
6
5
8-Pin SOIC (150-mil)
1
2
3
4
8
7
6
5
PBRST
VCC
GND
IN
WDS
RST(*RST)
ST
NMI
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相关代理商/技术参数
参数描述
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DS1706SESA/T&R/C01 制造商:Maxim Integrated Products 功能描述:<2YR DC 3.3V 10% ACT.LOW 8P-SO T&R - Tape and Reel
DS1706SESA/T&R 功能描述:监控电路 3.3/5V MicroMonitor RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
DS1706SESA/T&R/C01 功能描述:电压监测器/监控器 RoHS:否 制造商:Texas Instruments 监测电压数:2 监测电压:Adjustable 输出类型:Open Drain 欠电压阈值: 过电压阈值: 准确性:1 % 工作电源电压:1.5 V to 6.5 V 工作电源电流:1.8 uA 最大工作温度:+ 125 C 封装 / 箱体:SON-6 安装风格:SMD/SMT
DS1706SESA+ 功能描述:监控电路 3.3/5V MicroMonitor RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel