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1235 Walt Whitman Road, Melville, NY 11747 f CKO fCKi Vss SS/ SCK MISO MOSI LS7366 (631) 271-0400 FAX (631) 271-0405 A3800 32-BIT QUADRATURE COUNTER WITH SERIAL INTERFACE GENERAL FEATURES: • Operating voltage: 3.
0V to 5.
5V (VDD - VSS) • 5V count frequency: 40MHz • 3V count frequency: 20MHz • 32-bit counter (CNTR).
• 32-bit data register (DTR) and comparator.
• 32-bit output register (OTR).
• Two 8-bit mode registers (MDR0, MDR1) for programmable functional modes.
• 8-bit instruction register (IR).
• 8-bit status register (STR).
• Latched Interrupt output on Carry or Borrow or Compare or Index.
• Index driven counter load, outpu...

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