D4701A NEC Datasheet

D4701A Key Features

• X, Y 2-axis incremental encoder counter
• Counter input (Schmitt-triggered input) X axis: XA, XB 2-phase signal   4-multiplication count method used Y axis: YA,
• Counters: 12-bit binary up/down counters (2 sets, X & Y) Reset value: 000H
• Count data output: 8-bit parallel latch output × 2 (including key input flag)
• On-chip 3-contact-point key input buffer circuit
• Single +5 V power supply