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ADM8691ARWZ

更新时间： 2024-02-26 19:55:16
品牌 Logo 应用领域
亚德诺 - ADI 光电二极管
页数 文件大小 规格书
24页 384K
描述
Microprocessor Supervisory Circuit

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ADM8691ARWZ 技术参数

是否无铅： 含铅是否Rohs认证： 符合
生命周期：Active零件包装代码：SOIC
包装说明：SOP, SOP16,.4针数：16
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8542.39.00.01风险等级：1.3
其他特性：RESET THRESHOLD VOLTAGE IS 4.65V可调阈值：NO
模拟集成电路 - 其他类型：POWER SUPPLY MANAGEMENT CIRCUITJESD-30 代码：R-PDSO-G16
JESD-609代码：e3长度：10.3 mm
湿度敏感等级：1信道数量：2
功能数量：1端子数量：16
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：SOP
封装等效代码：SOP16,.4封装形状：RECTANGULAR
封装形式：SMALL OUTLINE峰值回流温度（摄氏度）：260
电源：5 V认证状态：Not Qualified
座面最大高度：2.65 mm子类别：Power Management Circuits
最大供电电流 (Isup)：0.2 mA最大供电电压 (Vsup)：5.5 V
最小供电电压 (Vsup)：4.75 V标称供电电压 (Vsup)：5 V
表面贴装：YES技术：CMOS
温度等级：INDUSTRIAL端子面层：Matte Tin (Sn)
端子形式：GULL WING端子节距：1.27 mm
端子位置：DUAL处于峰值回流温度下的最长时间：30
宽度：7.5 mmBase Number Matches：1

ADM8691ARWZ 数据手册

 浏览型号ADM8691ARWZ的Datasheet PDF文件第2页浏览型号ADM8691ARWZ的Datasheet PDF文件第3页浏览型号ADM8691ARWZ的Datasheet PDF文件第4页浏览型号ADM8691ARWZ的Datasheet PDF文件第5页浏览型号ADM8691ARWZ的Datasheet PDF文件第6页浏览型号ADM8691ARWZ的Datasheet PDF文件第7页 
Microprocessor  
Supervisory Circuits  
Data Sheet  
ADM8690/ADM8691/ADM8695  
FEATURES  
FUNCTIONAL BLOCK DIAGRAMS  
Upgrade for the ADM690, ADM691, ADM695 and  
for the MAX690, MAX691, MAX695  
Specified over temperature  
V
BATT  
V
OUT  
Low power consumption: 0.7 mW  
Precision voltage monitor  
V
CC  
RESET  
GENERATOR  
Reset assertion down to 1 V VCC  
1
RESET  
4.65V  
2
Low switch on resistance: 0.7 Ω normal, 7 Ω in backup  
High current drive: 100 mA  
Watchdog timer: 100 ms, 1.6 sec, or adjustable  
Standby current: 400 nA  
Automatic battery backup power switching  
Extremely fast gating of chip enable signals (3 ns)  
Voltage monitor for power fail  
WATCHDOG  
TRANSITION DETECTOR  
(1.6sec)  
WATCHDOG  
INPUT (WDI)  
ADM8690  
POWER-FAIL  
INPUT (PFI)  
POWER-FAIL  
OUTPUT (PFO)  
1.3V  
1
2
VOLTAGE DETECTOR = 4.65V  
RESET PULSE WIDTH = 50ms  
Available in TSSOP package  
Figure 1. ADM8690  
APPLICATIONS  
Microprocessor systems  
Computers  
Controllers  
BATT ON  
ADM8691/  
ADM8695  
V
BATT  
Intelligent instruments  
Automotive systems  
V
OUT  
V
CC  
CE  
PRODUCT HIGHLIGHTS  
IN  
CE  
OUT  
The ADM8690 is available in 8-lead PDIP and SOIC packages  
and provides the following functions:  
LOW LINE  
RESET  
1
4.65V  
1. Power-on reset output during power-up, power-down,  
RESET AND  
WATCHDOG  
TIME BASE  
OSC IN  
RESET  
and brownout conditions. The  
operational with VCC as low as 1 V.  
output remains  
RESET  
GENERATOR  
RESET  
OSC SEL  
2. Battery backup switching for CMOS RAM, CMOS micro-  
processor, or other low power logic.  
WATCHDOG  
INPUT (WDI)  
WATCHDOG  
TRANSITION DETECTOR  
WATCHDOG  
TIMER  
WATCHDOG  
OUTPUT (WDO)  
3. Reset pulse if the optional watchdog timer is not toggled  
within a specified time.  
4. 1.3 V threshold detector for power-fail warning, low battery  
detection, or to monitor a power supply other than 5 V.  
POWER-FAIL  
INPUT (PFI)  
POWER-FAIL  
OUTPUT (PFO)  
1.3V  
1
VOLTAGE DETECTOR = 4.65V  
The ADM8691 and ADM8695 are available in 16-lead PDIP  
and small outline packages (including TSSOP) and provide  
three additional functions:  
Figure 2. ADM8691/ADM8695  
1. Write protection of CMOS RAM or EEPROM.  
2. Adjustable reset and watchdog timeout periods.  
3. Separate watchdog timeout, backup battery switchover, and  
low VCC status outputs.  
Rev. C  
Information furnished by Analog Devices is believed to be accurate and reliable. However, no  
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other  
rights of third parties that may result from its use. Specifications subject to change without notice. No  
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.  
Trademarks and registeredtrademarks arethe property of their respective owners.  
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.  
Tel: 781.329.4700 www.analog.com  
Fax: 781.461.3113 ©2006–2011 Analog Devices, Inc. All rights reserved.  
 
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