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DS1830AU PDF预览

DS1830AU

更新时间: 2024-01-07 04:53:34
品牌 Logo 应用领域
达拉斯 - DALLAS 电源电路电源管理电路
页数 文件大小 规格书
7页 277K
描述
Reset Sequence Pushbutton

DS1830AU 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:MSOP
包装说明:TSSOP,针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:6 weeks
风险等级:1.35其他特性:PUSHBUTTON RESET INPUT
可调阈值:NO模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:3 mm湿度敏感等级:1
信道数量:1功能数量:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1.1 mm
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):1 V
标称供电电压 (Vsup):5 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3 mmBase Number Matches:1

DS1830AU 数据手册

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DS1830/A  
Reset Sequence Pushbutton  
www.maxim-ic.com  
FEATURES  
C 5V (DS1830) or 3.3V (DS1830A) power-on  
reset  
PIN ASSIGNMENT  
C Excellent for systems that need power-on  
resets in a consistent sequence  
C Asserts resets during power transients  
C Pushbutton reset input for system override  
C Selectable reset timing  
C Reduces need for discrete components  
C Precision temperature-compensated voltage  
reference  
C 8-pin DIP, 8-pin SO, or space saving 8-pin  
µSOP  
C Operating temperature of -40°C to +85°C  
C Open-drain, active-low inputs  
PIN DESCRIPTION  
- Pushbutton Reset Input  
- Time Delay Select Input  
- VCC Tolerance Select Input  
- Ground  
1 PBRST  
2 TD  
3 TOL  
4 GND  
8 VCC  
- Power Supply  
- Reset 1 Output  
7 RST1  
6 RST2  
5 RST3  
- Reset 2 Output  
- Reset 3 Output  
DESCRIPTION  
The DS1830 Reset Sequencer monitors the power supply for an in-tolerance condition and the pushbutton  
reset input for a manual reset. First a precision temperature-compensated reference and comparator circuit  
monitors the status of the power supply and when an out-of-tolerance condition is detected, an internal  
power fail signal is generated that forces the reset lines to go to an active state. If the power supply  
returns to an in-tolerance condition, RST1 will release followed by RST2 and finally RST3 . Sequencing of  
resets allows for systems to power-up in an orderly manner providing superior reliability.  
Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any  
device may be simultaneously available through various sales channels. For information about device errata, click here: http://dbserv.maxim-  
ic.com/errata.cfm.  
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