参数资料
型号: MAX698EPA+
厂商: Maxim Integrated Products
文件页数: 3/5页
文件大小: 0K
描述: IC CNTRLR WATCHDOG 8-DIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 简单复位/加电复位
监视电压数目: 1
输出: 开路漏极或开路集电极
复位: 低有效
复位超时: 最小为 140 ms
电压 - 阀值: 4.65V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
MAX698/MAX699
Low-Cost, Power-On Reset
and Watchdog Controllers
Pin Description
SO
1, 4, 9
2, 3
5–8, 10–14
PIN
PDIP
3, 4, 8
1, 2
5, 6
NAME
GND
V CC
N.C.
FUNCTION
Chip Power Ground
+5V Sense Input and MAX698/MAX699 Chip Power
No Connection
(MAX699 Only.) A three-level input. If WDI remains high or low for
11
6
WDI (MAX699 Only)
more than the watchdog timeout period, RESET pulses low ( WDO
also goes low on the MAX699 SO package). If WDI is unconnected,
the watchdog circuit is disabled.
(MAX699 Only.) Goes low when WDI remains high or low for more
14
WDO (MAX699 Only)
than the watchdog timeout period. WDO is set high at the next WDI
transition. If WDI is unconnected or at midsupply, WDO remains high.
WDO also remains high when V CC falls below 4.4V.
15
16
WDI*
7
RESET
RESET
WATCHDOG
TIMER
Goes low when V CC falls below internally set threshold (see the
Electrical Characteristics table).
Goes high when V CC falls below internally set threshold.
WDO*
RESET
RESET
TIMER
V CC
RESET*
V CC
POWER-ON
RESET
Figure 1. Block Diagram
Maxim Integrated
4.65V
GND
*WDI ON MAX699 ONLY
RESET ON SO PACKAGE ONLY
WDO ON SO MAX699 ONLY
MAX698
MAX699
3
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相关代理商/技术参数
参数描述
MAX698EPA+ 功能描述:监控电路 Power-On Reset & Watchdog Ctlr 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
MAX698EPA-4 制造商:Maxim Integrated Products 功能描述:
MAX698EWE 功能描述:监控电路 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
MAX698EWE+ 功能描述:监控电路 Power-On Reset & Watchdog Ctlr 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
MAX698EWE+T 功能描述:监控电路 Power-On Reset & Watchdog Ctlr 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