LS7566R 24位4轴正交计数器

FEATURES:
•  Read/write registers for count and I/O modes.
   Count modes include: non-quadrature (Up/Down), Quadrature
   (x1, x2, x4), Free-run, Non-recycle, Modulo-n  and Range limit
•  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, comparators 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)