The ISL88011 through ISL88015 family of devices offer both fixed and/or adjustable voltage-monitoring that combine popular functions such as Power-On Reset control, Watchdog Timer, Supply Voltage Supervision, and Manual Reset assertion in a small 5 Ld SOT-23 package.

Features

• Single/Dual Voltage Monitoring Supervisors

• Fixed-Voltage Options Allow Precise Monitoring of +2.5V, +3.0V, +3.3V, and +5.0V Power Supplies

• Dual Supervisor Has One Fixed Voltage Input and Another That is User-Adjustable Down to 0.6V.

• Both RST and RST Outputs Available

• Adjustable POR Timeout Delay Options

• Watchdog Timer With 1.6s Normal and 51s Start-up Timeout Durations

• Manual Reset Input on All Devices

• Reset Signal Valid Down to VDD = 1V

• Accurate ±1.5 Voltage Threshold

• Immune to Power-Supply Transients

• Ultra Low 5.5µA Supply Current

• Small 5 Ld SOT-23 Pb-Free Package

• Pb-Free (RoHS Compliant)

Applications

• Process Control Systems

• Intelligent Instruments

• Embedded Control Systems

• Computer Systems

• Critical µP and µC Power Monitoring

• Portable/Battery-Powered Equipment

• PDA and Handheld PC Devices