Description
The ICS1574B is a very high performance monolithic phase locked loop (PLL) frequency synthesizer designed for laser engine applications. Utilizing ICS’s advanced CMOS mixed mode technology, the ICS1574B provides a low cost solution for high-end pixel clock generation for a variety of laser engine product applications.

Features
• Supports high resolution laser graphics. PLL/VCO frequency re-programmable through serial interface port to 400 MHz; allows less than ±1.5ns pixel clock resolution.
• Laser pixel clock output is synchronized with conditioned beam detect input
• Ideal for laser printer, copier and FAX pixel clock applications
• On-chip PLL with internal loop filter
• On-chip XTAL oscillator frequency reference
• Resettable, programmable counter gives glitch-free clock alignment
• Single 5 volt power supply
• Low power CMOS technology
• Compact – 16-pin 0.150" skinny SOIC package
• User re-programmable clock frequency supports zoom and gray scale functions