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Z9973

Part Number	Z9973
Manufacturer	Cypress Semiconductor
Description	Multi-Output Zero Delay Buffer
Published	Dec 30, 2007
Detailed Description	www.DataSheet4U.com Z9973 3.3V, 125-MHz, Multi-Output Zero Delay Buffer Features • • • • • • • • • • • • Output freque...
Datasheet	Z9973 PDF File

Overview

www.
DataSheet4U.
com Z9973 3.
3V, 125-MHz, Multi-Output Zero Delay Buffer Features • • • • • • • • • • • • Output frequency up to 125 MHz 12 clock outputs: frequency configurable 350 ps max output-to-output skew Configurable output disable Two reference clock inputs for dynamic toggling Oscillator or PECL reference input Spread spectrum-compatible Glitch-free output clocks transitioning 3.
3V power supply Pin-compatible with MPC973 Industrial temperature range: –40°C to +85°C 52-pin TQFP package Table 1.
Frequency Table[1] VC0_SEL FB_SEL2 FB_SEL1 FB_SEL0 FVC0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 8x 12x 16x 20x 16x 24x 32x 40x 4x 6x 8x 10x 8x 12x 16x 20x Note: 1.
x = the reference input frequency, 200 MHz < FVCO < 480 MHz.
.
Block Diagram PECL_CLK PECL_CLK# VCO_SEL PLL_EN REF_SEL D Q TCLK0 TCLK1 TCLK_SEL FB_IN D Q Sync Frz 0 1 Phase Detector LPF VCO 0 1 Sync Frz Pin Configuration SELB1 SEL...

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