Integrated Circuit Systems, Inc.
ICS2495
Dual Video/Memory Clock Generator
Features
• • • • • • • Low cost - eliminates need for multiple crystal clock oscillators in video display subsystems Mask-programmable frequencies Pre-programmed versions for Industry Standard VGA chips Glitch-free frequency transitions Internal clock remains locked when the external frequency input is selected Low power
CMOS device technology Small footprint - 16-pin DIP or SOIC • • • • • • • Buffered Xtal Out Integral Loop Filter components Fast acquisition of selected frequencies, strobed or nonstrobed Guaranteed performance up to 135 MHz Excellent power supply rejection Advanced PLL for low phase-jitter Frequenc...