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ICS950223 Datasheet

Part Number ICS950223
Manufacturers Integrated Circuit Systems
Logo Integrated Circuit Systems
Description Programmable Timing Control Hub
Datasheet ICS950223 DatasheetICS950223 Datasheet (PDF)

Integrated Circuit Systems, Inc. ICS950223 Programmable Timing Control Hub™ for P4™ Recommended Application: Brookdale and Brookdale-G chipset with P4 processor. Output Features: • 3 - Pairs of differential CPU clocks (differential current mode) • 3 - 3V66 @ 3.3V • 10 - PCI @ 3.3V • 1 - 48MHz @ 3.3V fixed • 2 - REF @ 3.3V, 14.318MHz • 1 - 48_66MHz selectable @ 3.3V fixed • 1 - 24_48MHz selectable @ 3.3V Features/Benefits: • QuadRomTM frequency selection. • Programmable output frequency. • Prog.

  ICS950223   ICS950223






Part Number ICS950227
Manufacturers Integrated Circuit Systems
Logo Integrated Circuit Systems
Description Programmable Timing Control Hub
Datasheet ICS950223 DatasheetICS950227 Datasheet (PDF)

Integrated Circuit Systems, Inc. ICS950227 Programmable Timing Control Hub™ for P4™ Recommended Application: CK-408 clock Intel® 845 with P4 processor. Output Features: • 3 Differential CPU Clock Pairs @ 3.3V • 7 PCI (3.3V) @ 33.3MHz • 3 PCI_F (3.3V) @ 33.3MHz • 1 USB (3.3V) @ 48MHz • 1 DOT (3.3V) @ 48MHz • 1 REF (3.3V) @ 14.318MHz • 5 3V66 (3.3V) @ 66.6MHz • 1 VCH/3V66 (3.3V) @ 48MHz or 66.6MHz Features/Benefits: • Programmable output frequency. • Programmable output divider ratios. • Program.

  ICS950223   ICS950223







Part Number ICS950220
Manufacturers Renesas
Logo Renesas
Description Programmable Timing Control Hub
Datasheet ICS950223 DatasheetICS950220 Datasheet (PDF)

Integrated Circuit Systems, Inc. ICS950220 Programmable Timing Control Hub™ for P4™ Recommended Application: CK-408 clock for Intel® 845 chipset. Output Features: • 3 - Pairs of differential CPU clocks @ 3.3V • 3 - 3V66 @ 3.3V • 9 - PCI @ 3.3V • 2 - 48MHz @ 3.3V fixed • 1 - 24_48MHz @ 3.3V, 48MHz, 24Mhz or 66MHz • 1 - REF @ 3.3V, 14.318MHz Features/Benefits: • Programmable output frequency. • Programmable output divider ratios. • Programmable output rise/fall time. • Programmable output skew..

  ICS950223   ICS950223







Programmable Timing Control Hub

Integrated Circuit Systems, Inc. ICS950223 Programmable Timing Control Hub™ for P4™ Recommended Application: Brookdale and Brookdale-G chipset with P4 processor. Output Features: • 3 - Pairs of differential CPU clocks (differential current mode) • 3 - 3V66 @ 3.3V • 10 - PCI @ 3.3V • 1 - 48MHz @ 3.3V fixed • 2 - REF @ 3.3V, 14.318MHz • 1 - 48_66MHz selectable @ 3.3V fixed • 1 - 24_48MHz selectable @ 3.3V Features/Benefits: • QuadRomTM frequency selection. • Programmable output frequency. • Programmable asynchronous 3V66 & PCI frequency. • Programmable output divider ratios. • Programmable output rise/fall time. • Programmable output skew. • Programmable spread percentage for EMI control. • Watchdog timer technology to reset system if system malfunctions. • Programmable watchdog safe frequency. • Support I2C Index read/write and block read/write operations. • Uses external 14.318MHz reference input. Key Specifications: • CPU Output Jitter <150ps • 3V66 Output Jitter <250ps • CPU Output Skew <100ps Pin Configuration *MULTSEL1/REF1 1 VDDREF 2 X1 3 X2 4 GND 5 *FS2/PCICLK0 6 *FS3/PCICLK1 7 **SEL48_24#/PCICLK2 8 VDDPCI 9 *FS4/PCICLK3 10 PCICLK4 11 PCICLK5 12 GND 13 PCICLK6 14 PCICLK7 15 PCICLK8 16 PCICLK9 17 VDDPCI 18 Vttpwr_GD# 19 RESET# 20 GND 21 ~ *FS0/48MHz 22 *FS1/24_48MHz 23 AVDD48 24 48 REF0/MULTSEL0** 47 GNDREF 46 VDDCPU 45 CPUCLKT2 44 CPUCLKC2 43 GNDCPU 42 PD#* 41 CPUCLKT0 40 CPUCLKC0 39 VDDCPU 38 CPUCLKT1 37 CPUCLKC1 36 GNDCPU 35 IREF 34 AVDD 33 GND 32 VDD3V66 31 3V66_0.


2005-11-17 : ICS950405    ICS950401    ICS950227    ICS950223    ICS950208    ICS950202    ICS950104    LM4024-11EWRN    LM4034-11EWRN    LM4044-11EWRN   


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