SC464 Datasheet - International Microcircuits

SC464 Motherboard Clock

OSCin, OSCout - These pins form an on-chip reference oscillator when connected to terminals of an external parallel resonant crystal (nominally 14.318 MHz). OSCin may also serve as an input for an externally generated reference signal. S0, S1, and S2 - Standard frequency select inputs. These inputs.

SC464 Features

* T Generates All Essential Clock Signals for the Motherboards T 4V to 7V Operating Supply Range T Supports 8086, 80286, 80386 and 80486 Including S Series ® and Pentium™ Based Designs T Supports ISA, VESA, and PCI Based Designs T Supports GREEN PC Applications T On-Chip Dual Quad Buffers T Integrates

SC464-InternationalMicrocircuits.pdf