• Part: LS7566R
  • Manufacturer: LSI Computer Systems
  • Size: 113.48 KB
Download LS7566R Datasheet PDF
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LS7566R Description

The LS7566R consists of four identical modules of 24-bit programmable counters with direct interface to incremental encoders. The modules can be configured to operate as quadratureclock counters or non-quadrature up/down counters. In both quadrature and non-quadrature modes, the modules can be further configured into free-running, non-recycle, modulo-n and range-limit count modes.

LS7566R Key Features

  • Read/write registers for count and I/O modes. Count modes include: non-quadrature (Up/Down), Quadrature (x1, x2, x4), Fr
  • Separate mode-control registers for each axis
  • Interrupt output and interrupt mask register
  • 40 MHz count frequency, 5V 20 MHz count frequency, 3V
  • Sets of 24-bit counters, preset registers, parators and output latches and 8-bit status registers for each axis
  • Digital filtering of the input quadrature clocks for noise immumity
  • 3-state Octal I/O bus
  • 3V to 5.5V operating voltage range
  • LS7566R-TS (TSSOP)
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