CY29973_11 Datasheet, PDF (1/10 Pages) Cypress Semiconductor – 3.3 V 125 MHz Multi-Output Zero Delay Buffer

3.3 V 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
Table 1. Frequency Table^[1]
VC0_SEL
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
FB_SEL2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
CY29973
3.3 V 125 MHz Multi-Output
Zero Delay Buffer
■ Spread Spectrum Compatible
■ Glitch-free Output Clocks Transitioning
■ 3.3 V Power Supply
■ Pin Compatible with MPC973
■ Industrial Temperature Range: –40 °C to +85 °C
■ 52-pin TQFP Package
FB_SEL1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
FB_SEL0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
F_VC0
8x
12x
16x
20x
16x
24x
32x
40x
4x
6x
8x
10x
8x
12x
16x
20x
Note
1. x = reference input frequency, 200 MHz < F_VCO < 480 MHz.
Cypress Semiconductor Corporation • 198 Champion Court
Document Number: 38-07291 Rev. *E
• San Jose, CA 95134-1709 • 408-943-2600
Revised February 5, 2011
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