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ICS950223 Datasheet PDF

Integrated Circuit Systems ICS950223

Programmable Timing Control Hub

Part No. ICS950223
Datasheet ICS950223 Download
Manufacturer
Integrated Circuit Systems
Description Programmable Timing Control Hub
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ICS950223 datasheet page 1 preview

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...
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