ICS ICS951462
Programmable System Clock Chip
FEATURES
:● 2 - pairs of CPU pairs
● 8 - pairs of SRC pairs
● 4 - pairs of ATIG pairs
● 1 - HyperTransport 66MHz clock seed
● 2 - 48MHz USB clock
● 3 - 14.318MHz Reference clock Key Specifications:
● CPU outputs cycle-to-cycle jitter < 85ps
● SRC outputs cycle-to-cycle jitter < 125ps
● ATIG outputs cycle-to-cycle jitter < 125ps
● +/- 300ppm frequency accuracy on CPU, SRC & ATIG clocks
FEATURES
/Benefits:● 3 - Programmable Clock Request pins for SRC and ATIG clocks
● ATIGCLKs are programmable for frequency
● Spread Spectrum for EMI reduction
● Outputs may be disabled via SMBus
● External crystal load capacitors for maximum frequency accuracy Functionality FS2 FS1 FS0 000 001 010 011 100 101 110 111 CPU MHz Hi-Z X/2 230.00 240.00 100.00 133.33 166.67 200.00 HTT MHz Hi-Z X/3 76.67 80.00 66.66 66.66 66.66 66.66 SRC M Hz 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 ATIG M Hz 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 USB M Hz 48.00 48.00 48.00 48.00 48.00 48.00 48.00...