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XR-558 Datasheet Quad Timing Circuits

Manufacturer: Exar (now MaxLinear)

General Description

The XR-558 and the XR-559 quad timing circuits contain four independent timer sections on a single monolithic chip.

Each of the timer sections on the chip are entirely independent, and each one can produce a time delay from microseconds to minutes, as set by an external R-C network.

Each timer has its separate trigger terminal, but all four timers in the IC package share a common reset control.

Overview

XR-558/559 Quad Timing Circuits GENERAL.

Key Features

  • Four Independent Timer Sections High C.