型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
DS1231 | Power Monitor Chip DESCRIPTION The DS1231 Power Monitor Chip uses a precise temperature-compensated reference circuit which provides an orderly shutdown and an automatic restart of a processor-based system. A signal warning of an impending power failure is generated well before regulated DC voltages go out of speci 文件:52.58 Kbytes 页数:9 Pages | Dallas | Dallas | |
DS1231 | Power Monitor Chip 文件:70.87 Kbytes 页数:9 Pages | Maxim 美信 | Maxim | |
DS1231 | 电源监测器 DS1231电源监控芯片采用精密的温度补偿比较器来监控输入功率和5V系统电源。如果检测到不安全电压,不可屏蔽中断会在电源故障之前向处理器发送警告信号。当功率低于用户可选的5%或10%阈值水平时,处理过程将无条件停止,距离关断的时间与电源的可用保持时间成正比。电源恢复后,DS1231会保持复位状态,直到电源状况稳定为止。\n\n 为了增强系统可靠性,DS1231会密切监控处理器和上游功率水平、在即将发生故障时发出警告以及自动暂停和重新启动处理器操作。输入检测还支持连接到开关输入,例如用于LED功能的光隔离器。所有外部复位元件(即上拉电阻和延迟定时电容)都集成在一个封装中 • 监控输入和电源并在即将发生故障时发出警告\n\n• 提供有序关断\n\n• 启动并保持处理器复位,直到电平不安全\n\n• 容差阈值水平可设置为5%或10%\n\n• 上电时自动重新启动处理器\n\n• 暂停重新启动,直到系统稳定\n\n• 工作范围:0°C至+70°C(DS1231和DS1231S)\n-40°C至+85°C(DS1231-N和DS1231S-N)\n\n• 可选低电平有效NMI迟滞(200mV =“-20”、350mV =“-35”、500mV =“-50”); | ADI 亚德诺 | ADI | |
Power Monitor Chip DESCRIPTION The DS1231 Power Monitor Chip uses a precise temperature-compensated reference circuit which provides an orderly shutdown and an automatic restart of a processor-based system. A signal warning of an impending power failure is generated well before regulated DC voltages go out of speci 文件:52.58 Kbytes 页数:9 Pages | Dallas | Dallas | ||
Power Monitor Chip 文件:70.87 Kbytes 页数:9 Pages | Maxim 美信 | Maxim | ||
Power Monitor Chip 文件:70.87 Kbytes 页数:9 Pages | Maxim 美信 | Maxim | ||
Power Monitor Chip 文件:70.87 Kbytes 页数:9 Pages | Maxim 美信 | Maxim | ||
Package:8-DIP(0.300",7.62mm);包装:管件 类别:集成电路(IC) 监控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP | AD 亚德诺 | AD | ||
Package:8-DIP(0.300",7.62mm);包装:管件 类别:集成电路(IC) 监控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP | AD 亚德诺 | AD | ||
Package:8-DIP(0.300",7.62mm);包装:管件 类别:集成电路(IC) 监控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP | AD 亚德诺 | AD |
技术参数
- Reset Thresh. Accur. (@ +25°C)(%):
2.5
- Reset Out:
Active Low
- tRESET (min):
85ms to 300ms
- Watchdog Feature:
No Watchdog
- Supervisor Features:
Power Fail Comparator/Low Battery Detect
- ICC (max)(µA):
2000
- RoHS Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
PDIP/8
- Smallest Available Pckg. (max w/pins)(mm2):
81.9
- Budgetary Price (See Notes):
$3.83 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
DALLAS |
24+ |
DIP |
8000 |
只做原装正品现货 |
询价 | ||
DALLAS |
23+ |
DIP-8 |
7000 |
绝对全新原装!100%保质量特价!请放心订购! |
询价 | ||
MAX |
25+ |
QFP56 |
18000 |
原厂直接发货进口原装 |
询价 | ||
DALLAS |
24+ |
800 |
询价 | ||||
DALLAS |
23+ |
DIP-8 |
5000 |
原装正品,假一罚十 |
询价 | ||
DALLAS |
25+ |
SOP |
2645 |
绝对原装自家现货!真实库存!欢迎来电! |
询价 | ||
DALLAS |
17+ |
DIP-8 |
9700 |
只做全新进口原装,现货库存 |
询价 | ||
DS |
25+ |
DIP-8 |
2800 |
原装现货!可长期供货! |
询价 | ||
DALLAS |
23+ |
DIP8 |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
DS |
23+ |
65480 |
询价 |
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