mk1491-14 Integrated Device Technology, mk1491-14 Datasheet
mk1491-14
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mk1491-14 Summary of contents
Page 1
... Description The MK1491- low cost, low jitter, high performance clock synthesizer for OPTi’s Firestar and Firestar+ chipsets for Pentium™ Processor-based mobile computer applications. Using analog Phase-Locked Loop (PLL) techniques, the device uses a 14.318 MHz crystal input to produce multiple output clocks MHz ...
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... HOST PCI (S/A=0) 14.318 0 0 66.66 48.000 14.318 24.576 MHz Accuracy Low EMI for HOST & PCI LE Low EMI 0 OFF 1 ON HOST1-4 . HOST5-7 . HOST5-7 . HOST5-7 2 MK1491-14 PCI (S/A=1) 33.33* HOST/2 33.33* HOST/2 33.33* HOST/2 33.33* HOST/2 IDD typ µA Revision 061801 ...
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... IOH=-8mA VDD-0.4 No Load, 66.6MHz Each output VDD HOST = 2.5V 0.8 to 2.0V VDD HOST = 2.5V 2.0 to 0.8V VDD HOST = 2.5V At 1.5V 45 Rising edges at 1.5V With proper HSKEW setting Rising edges at 1.5V Rising edges at 1.5V Rising edges at 1.5V -500 66.6 MHz clocks, LE=1 3 MK1491-14 Typical Maximum Units 7 V VDD+0 °C 260 °C 150 °C 3.3 3.6 V 2.5/3.3 VDD ...
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... BSC .025 BSC 0.635 BSC 0.635 BSC h 0.016 Q 0.004 0.01 0.127 Package 28 pin SSOP Add Tape & Reel may be used for each clock output. See the 4 MK1491- load 10k to load 33 Max 1.73 0.305 0.254 4.064 6.223 0.410 0.254 Temperature 0-70°C - ...