PLL52C63-01
Pen tium/SDRAM Clock Gen er ator with In te grated Buff ers FEATURES
n Generates all clock frequencies for Pentium (II), AMD and Cyrix system requiring multiple CPU clocks.
n Supports up to16 Synchronous CPU clocks (4 CPU and 12 SDRAM) and 7 Synchronous PCI BUS clocks.
n Two 14.
318Mhz reference clocks and one 2.
5V IOAPIC n One 24Mhz floppy clock and one 48Mhz USB clock.
n Power management control pins to stop CPU, SDRAM or PCI BUS clocks.
n Supports 2-wire I2C serial bus interface.
n 50% duty cycle with low jitter n Mixed
voltage support from 3.
0 to 5V or (VDDq2=2.
5V) n Available in 300mil 48 pin SSOP.
PIN INFORMATION
FREQUENCY SELECTION (MHz)
F2 0 0 0 0 1 1 1 1 F1 0 0 1 1 0 0 ...