ICS ICS951403
AMD-K7 System Clock Chip
| Part No. | ICS951403 |
|---|---|
| Datasheet | ICS951403 Download |
| Manufacturer |  ICS |
| Description | AMD-K7 System Clock Chip |
| Buy | Stock & Price |
FEATURES
:● 3 differential pair open drain CPU clocks (1.5V external pull-up; up to 150MHz achieviable through I2C)
● 2 - AGPCLK @ 3.3V
● 8 - PCI @3.3V, including 1 free running
● 1 - 48MHz @ 3.3V
● 1 - 24/48MHz @ 3.3V
● 2- REF @3.3V, 14.318MHz.
FEATURES
:● Programmable ouput frequency
● Programmable ouput rise/fall time
● Programmable group skew
● Real time system reset output
● Spread spectrum for EMI control typically by 7dB to 8dB, with programmable spread percentage
● Watchdog timer technology to reset system if over-clocking causes malfunction
● Uses external 14.318MHz crystal
● Asyncronous CPU and SDRAM clocks
● CPU and PCI outputs are aligned
● CPU - AGP skew <500ps Pin Configuration 48-Pin SSOP & TSSOP * Internal 120K pullup resistor on indicated inputs ** Internal 240K pullup resistor on indicated inputs Block Diagram PLL2 /2 X1 X2 XTAL OSC PLL1 Spread Spectrum 48MHz 24_48MHz Functionality Bit 7 FS2 0 0 REF (1:0) FS1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 FS0 0 1 0 1 0 1 0 1 0 1 0 1...
