C9870G Datasheet - Cypress Semiconductor

C9870G Clock Synthesizer

PIN 2 3 52, 51, 49, 48, 45, 44 10, 11, 12, 13, 16, 17, 18 5, 6, 7 NAME XIN XOUT CPU, CPU/ (0:2) PCI(0:6) PWR VDD VDD VDDP I/O I O O O Description Oscillator Buffer Input. Connect to a crystal or to an external clock. Oscillator Buffer Output. Connect to a crystal. Do not connect when an external clo.

C9870G Features

* Supports Pentium 4 Type CPUs 3.3 Volt Power Supply 10 Copies of PCI Clocks ®

* 3 Differential CPU Clocks SMBus Support with Read-back Capabilities Spread Spectrum EMI Reduction Dial-a-Frequency™ Features Dial-a

C9870G_CypressSemiconductor.pdf