Product Summary

The IMP811REUS-T is a low-power supervisor designed to monitor voltage levels of 3.0V, 3.3V and 5.0V power supplies in low-power microprocessor (μP) , microcontroller (μC) and digital systems. Low power consumption makes the IMP811REUS-T ideal for use in portable and battery-operated equipment. Applications of the IMP811REUS-T include: Computers and controllers, Embedded controllers, Battery operated systems, Intelligent instruments, Wireless communication systems and PDAs and handheld equipment.

Parametrics

IMP811REUS-T absolute maximum ratings: (1) Vcc: -0.3V to 6.0V; (2) RESET, RESET and MR: -0.3V to (Vcc +0.3V) ; (3) Input Current at Vcc and MR: 20mA; (4) Output Current: RESET or RESET: 20mA: (5) Rate of Rise at Vcc: 100V/μs; (6) Power Dissipation (TA=70°C) : 320mW; (7) Operating Temperature Range: -40°C; (8) Storage Temperature Range: -65°C to 160°C; (9) Lead Temperature (soldering, 10 sec) : 300°C.

Features

IMP811REUS-T features: (1) 6μA supply current; (2) Monitor 5V, 3.3V and 3V supplies; (3) Manual reset input; (4) 140ms min. reset pulse width; (5) Guaranteed over temperature; (6) Active-LOW reset valid with 1.1V supply; (7) Small 4-pin SOT-143 package; (8) No external components; (9) Power-supply transient-immune design.

Diagrams

IMP811REUS-T  Block Diagram