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CAT869 - 3-Pin Microprocessor Power Supply Supervisors

Download the CAT869 datasheet PDF. This datasheet also covers the CAT853 variant, as both devices belong to the same 3-pin microprocessor power supply supervisors family and are provided as variant models within a single manufacturer datasheet.

Description

The CAT853, CAT863, CAT859, and CAT869 are supervisory circuits that monitor power supplies in digital systems.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CAT853_CatalystSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number CAT869
Manufacturer Catalyst Semiconductor
File Size 565.14 KB
Description 3-Pin Microprocessor Power Supply Supervisors
Datasheet download datasheet CAT869 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
CAT853, CAT863 www.DataSheet4U.com CAT859, CAT869 3-Pin Microprocessor Power Supply Supervisors FEATURES ■ ■ ■ ■ ■ ■ ■ DESCRIPTION The CAT853, CAT863, CAT859, and CAT869 are supervisory circuits that monitor power supplies in digital systems. These devices generate a reset signal, which is asserted while the power supply voltage is below a preset threshold level and for at least 140 ms after the power supply level has risen above that level. Industry standard threshold levels are offered to support +3.3V or 5.0V systems. The CAT859 and CAT869 feature a RESET push-pull output (active low) for the two pinout options. The CAT853 and CAT863 feature an open drain RESET output (active low). Both require a pull-up resistor on the RESET output.
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