B9948
3.
3V, 160-MHz, 1:12 Clock Distribution Buffer
Features
• • • • • • • • • • 160-MHz clock support LVPECL or LV
CMOS/LVTTL clock input LV
CMOS/LVTTL compatible inputs 12 clock outputs: drive up to 24 clock lines Synchronous Output Enable Output three-state control 350-ps maximum output-to-output skew Pin compatible with MPC948 Industrial temp.
range: –40°C to +85°C 32-pin TQFP package
Description
The B9948 is a low-
voltage clock distribution buffer with the capability to select either a differential LVPECL or a LV
CMOS/LVTTL compatible input clock.
The two clock sources can be used to provide for a test clock as well as the primary system clock.
All other control inputs are LV
CMOS/LVTTL c...