MPC973FA Freescale Semiconductor, MPC973FA Datasheet
MPC973FA
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MPC973FA Summary of contents
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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Low Voltage PLL Clock Driver The MPC973 is a 3.3 V compatible, PLL based clock driver device targeted for high performance CISC or RISC processor based systems. With output frequencies 125 MHz and ...
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MPC973 FUNCTION TABLE 1 fsela1 fsela0 Qa ÷ ÷ ÷ ÷ FUNCTION TABLE 2 *fselFB2 fselFB1 fselFB0 ...
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MOTOROLA ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ Figure 2. Logic Diagram MPC973 3 ...
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MPC973 ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ ÷ 4 1:1 Mode 2:1 Mode 3:1 Mode 3:2 Mode 4:1 Mode 4:3 Mode 6:1 Mode Figure 3. Timing Diagrams MOTOROLA ...
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ABSOLUTE MAXIMUM RATINGS* Symbol V Supply Voltage CC V Input Voltage I I Input Current IN T Storage Temperature Range Stor * Absolute maximum continuous ratings are those values beyond which damage to the device may occur. Exposure to these ...
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MPC973 AC CHARACTERISTICS (T = 0° to 70° Symbol Characteristic Output Rise/Fall Time Output Duty Cycle pw t SYNC to Feedback pd Propagation Delay t Output-to-Output Skew os f VCO Lock Range ...
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Using the MPC973 as a Zero Delay Buffer The external feedback of the MPC973 clock driver allows for its use as a zero delay buffer. By using one of the outputs as a feedback to the PLL the propagation delay ...
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MPC973 Figure 5. Typical Static Phase Offset versus Reference Frequency T versus TCLK pd Figure 7. Typical Phase Jitter versus Reference Frequency 8 Figure 4. Typical Skews Relative to QFB Figure 6. Typical Static Phase Offset versus Reference Frequency I/O ...
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MPC973 Figure 8. Programming Configuration Example Figure 10. Generating MPC604 Clocks from Ethernet Clocks MPC973 Figure 11. Phase Delay Using Multiple MPC973’s Recommended External Reset Timing For MPC973 applications requiring synchronization of the output clock to the input clock and ...
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MPC973 Figure 12. Assertion of MR Power Supply Filtering The MPC973 is a mixed analog/digital product and exhibits some sensitivities that would not necessarily be seen on a fully digital product. Analog circuitry is naturally susceptible to random noise, especially ...
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MPC973. The output waveform in Figure 15 shows a step in the waveform, this step is caused by the impedance mismatch seen looking into the driver. The parallel combination of the ...
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MPC973 VIEW Y 3X –L– –N– –H– –T– SEATING 4X PLANE C2 C1 VIEW AA 12 OUTLINE DIMENSIONS FA SUFFIX LQFP PACKAGE CASE 848D–03 ISSUE TIPS ...
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MOTOROLA NOTES MPC973 13 ...
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MPC973 14 NOTES MOTOROLA ...
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MOTOROLA NOTES MPC973 15 ...
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MPC973 Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out ...