Integrated Circuit Systems ICS94201
Programmable System Frequency Generator
| Part No. | ICS94201 |
|---|---|
| Datasheet | ICS94201 Download |
| Manufacturer |  Integrated Circuit Systems |
| Description | Programmable System Frequency Generator |
| Buy | Stock & Price |
FEATURES
:● 2 - CPUs @ 2.5V
● 13 - SDRAM @ 3.3V
● 3 - 3V66 @ 3.3V
● 8 - PCI @3.3V
● 1 - 24/48MHz@ 3.3V
● 1 - 48MHz @ 3.3V fixed
● 1 - REF @3.3V, 14.318MHz
FEATURES
:● Programmable ouput frequency.
● Programmable ouput rise/fall time for PCI and SDRAM clocks.
● Programmable 3V66 to PCI skew.
● Spread spectrum for EMI control with programmable spread percentage.
● Watchdog timer technology to reset system if over-clocking causes malfunction.
● Support power management through PD#.
● Uses external 14.318MHz crystal.
● FS pins for frequency select Key Specifications:
● CPU Output Jitter: <250ps
● IOAPIC Output Jitter: <500ps
● 48MHz, 3V66, PCI Output Jitter: <500ps
● CPU Output Skew: <175ps
● PCI Output Skew: <500ps
● 3V66 Output Skew <175ps
● For group skew timing, please refer to the Group Timing Relationship Table. VDDREF X1 X2 GNDREF GND3V66 3V66-0 3V66-1 3V66-2 VDD3V66 VDDPCI 1 *(FS0)PCICLK0 1 *(FS1)PCICLK1 1 *(SEL24_48#)PCICLK2 GNDPCI PCICLK3 PCICLK4 PCICLK5 VDDPCI PCICLK6 PCICLK7 GN...
