ICS950908BGLF IDT, Integrated Device Technology Inc, ICS950908BGLF Datasheet
ICS950908BGLF
Specifications of ICS950908BGLF
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ICS950908BGLF Summary of contents
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Integrated Circuit Systems, Inc. Programmable Timing Control Hub™ for P4™ Recommended Application: VIA Pro266/PN266/CLE266/CM400 chipset for PIII/Tualatin/C3 Processor Output Features: • Pair of differential CPU clocks @ 3.3V (CK408)/ • Pair of differential open drain CPU ...
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Integrated Circuit Systems, Inc. General Description The ICS950908 is a single chip clock solution for desktop designs using the VIA Pro266/PN266/CLE266/CM400 chipset with PC133 or DDR memory. The ICS950908 is part of a whole new line of ICS clock generators ...
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Integrated Circuit Systems, Inc. Pin Description PIN PIN # NAME TYPE 1 *FS0/REF0 2 GND VDDAGP 6 *MODE/AGPCLK0 7 *SEL_408/K7/AGPCLK1 8 *(PCI_STOP#)AGPCLK2 9 GNDAGP 10 **FS1/PCICLK_F 11 **SEL_SDR/DDR#/PCICLK1 12 *MULTSEL/PCICLK2 13 GNDPCI 14 PCICLK3 15 ...
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Integrated Circuit Systems, Inc. Pin Description Continued PIN PIN # NAME 29 DDRC5/SDRAM11 30 DDRT5/SDRAM10 31 DDRC4/SDRAM9 32 DDRT4/SDRAM8 33 GND 34 VDD3.3_2.5 35 DDRC3/SDRAM7 36 DDRT3/SDRAM6 37 DDRC2/SDRAM5 38 DDRT2/SDRAM4 39 GND 40 VDD3.3_2.5 41 DDRC1/SDRAM3 42 DDRT1/SDRAM2 43 ...
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Integrated Circuit Systems, Inc. General I How to Write: • Controller (host) sends a start bit. • Controller (host) sends the write address D2 • ICS clock will acknowledge • Controller (host) sends the begining byte location = N • ...
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Integrated Circuit Systems, Inc. Byte 0: Functionality and frequency select register (Default= ...
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Integrated Circuit Systems, Inc. Byte 1: CPU Active/Inactive Register (1 = enable disable ...
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Integrated Circuit Systems, Inc. Byte 5: Peripheral Active/Inactive Register (1 = enable disable ...
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Integrated Circuit Systems, Inc. Byte 9: Watchdog Timer Count Register ...
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Integrated Circuit Systems, Inc. Byte 13: Spread Spectrum Control Register ...
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Integrated Circuit Systems, Inc. Byte 17: Output Divider Control Register ...
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Integrated Circuit Systems, Inc. Byte 20: Group Skew Control Register ...
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Integrated Circuit Systems, Inc. Absolute Maximum Ratings Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Integrated Circuit Systems, Inc. Electrical Characteristics - CPUCLKC 70º 3.3 V +/-5%; (unless otherwise stated PARAMETER SYMBOL Current Source Z O Output Impedance Output High Voltage V OH Output High Current ...
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Integrated Circuit Systems, Inc. Electrical Characteristics - SDRAM 70° 3.3V +/-5 PARAMETER SYMBOL Output High Voltage V OH3 Output Low Voltage V OL3 Output High Current I OH3 Output Low Current ...
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Integrated Circuit Systems, Inc. Electrical Characteristics - PCICLK 70° 3.3 V +/-5 PARAMETER SYMBOL 1 Output Frequency F0 1 Output Impedance R DSN1 Output High Voltage V OH1 Output Low ...
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Integrated Circuit Systems, Inc. Electrical Characteristics - 48MHz 70° 3.3 V +/-5 PARAMETER SYMBOL 1 Output Frequency Output Impedance R DSN1 Output High Voltage V OH1 Output Low ...
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Integrated Circuit Systems, Inc. Shared Pin Operation - Input/Output Pins The I/O pins designated by (input/output) serve as dual signal functions to the device. During initial power-up, they act as input pins. The logic level (voltage) that is present on ...
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Integrated Circuit Systems, Inc. Power Down Waveform 0ns VCO Internal CPU 100MHz 3.3V 66MHz PCI 33MHz APIC 16.7MHz PD# SDRAM 100MHz REF 14.318MHZ 48MHZ Note 1. After PD# is sampled active (Low) for 2 consective rising edges of CPUCLKs, all ...
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Integrated Circuit Systems, Inc. 0ns CPU 66MHz CPU 100MHz CPU 133MHz SDRAM 100MHz SDRAM 133MHz 3.5V 66MHz PCI 33MHz APIC 16.7MHz REF 14.318MHz USB 48MHz 0653A—07/26/04 10ns 20ns Cycle Repeats Group Offset Waveforms 20 ICS950908 Preliminary Product Preview 30ns 40ns ...
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Integrated Circuit Systems, Inc INDEX INDEX AREA AREA 45° 45° SEATING SEATING b PLANE PLANE .10 (.004) C .10 (.004) C Ordering Information ICS950908yFLF-T Example: ...
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Integrated Circuit Systems, Inc INDEX INDEX AREA AREA Ordering Information ICS950908yGLF-T Example: ICS XXXX y G LF- T 0653A—07/26/ SYMBOL ...