PI6C106

Features:

· Three CPUs @2.5V, up to 100 MHz
· Seven PCIs @ 3.3V (including one free running, 1 early)
· One 48 MHz @ 3.3V fixed
· One REF (3.3V, 14.318 MHz)
· One IOAPIC (2.5V, 14.318 MHz)
· Strong REF clock (1V/ns @50pF load)
· Excellent power management features including Power Down, PCI, and CPU stops
· Spread Spectrum for EMI control (0.5% down spread)
· Early PCI (2.5ns ±700ps)
· Enhanced PCICLK4 (1.5X)
· 28-pin SSOP Packaging (H)


Pinout




Specifications

Supply Voltage ........................................................... 7.0 V
Logic Inputs ...............................GND –0.5 V to VDD +0.5 V
Ambient Operating Temperature .................. 0°C to +70°C
Storage Temperature ................................ –65°C to +150°C

Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings arestress specifications only and functional operation of the device at these or any other conditions above those listed in theoperational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periodsmay affect product reliability.

Description

The PI6C106 is part of a reduced pin count two-chip clock solution for designs using an Intel BX style chipset. Companion SDRAM buffers are PI6C182 & PI6C184.

There are two PLLs, with the first PLL capable of spread spectum operation. CPU frequencies of PI6C106  up to 100 MHz are supported.