ics9148-13 ETC-unknow, ics9148-13 Datasheet
ics9148-13
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ics9148-13 Summary of contents
Page 1
... Frequency Generator & Integrated Buffers for PENTIUM General Description The ICS9148-13 generates all clocks required for high speed RISC or CISC microprocessor systems such as Intel Pentium and PentiumPro. An output enable is provided for testability. Spread Spectrum is available to modulate the CPU and BUS PLL (leaving the REF, 24, 48 MHz operating normally). The SS_EN# pin enables the spreading when low. The SS_TYPE pin choses ± ...
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... VDD Pins: 28, CPU PLL CORE VDD Pins: 32, CPU 3-6 VDD Pins: 40, CPU 7-10 VDD Pins: 46, CPU 11-12 2 ICS9148- ...
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... V;with pull-down resistors SS_Type only V;with pull-up resistors except SS_Type pF; Select @ 66M 3 Logic Inputs X1 & X2 pins To 1st crossing of target Freq. From target Freq 1 ICS9148-13 +0 MIN TYP MAX UNITS -0.3 0.8 SS 68.0 200 -5 0 0.2 ...
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... *( ICS9148-13 MIN TYP MAX UNITS 2.4 2.5 V 0.35 0.4 V -52 - 1.5 2 120 250 ps 60 150 ps -250 100 +250 ...
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... - ICS9148-13 MIN TYP MAX UNITS 2 0.2 0.4 V - 200 500 ps 30 150 ps -250 110 ...
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... Not shown in all places to improve readibility of diagram 2 Optional EMI capacitor should be used on all CPU, SDRAM, and PCI outputs. 3. Optional crystal load capacitors are recommended Capacitor Values: C1, C2: Crystal load values determined by user. All unmarked capacitors are 0.01µF ceramic 6 ICS9148-13 ...
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... ICS reserves the right to make changes in the device data identified in this publication without further notice. ICS advises its customers to obtain the latest 7 version of all device data to verify that any information being relied upon by the customer is current and accurate. ICS9148- ...