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MPC9773 bảng dữ liệu(PDF) 6 Page - Freescale Semiconductor, Inc |
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MPC9773 bảng dữ liệu(HTML) 6 Page - Freescale Semiconductor, Inc |
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6 / 19 page ![]() Advanced Clock Drivers Device Data 6 Freescale Semiconductor MPC9773 Table 10. AC Characteristics (VCC = 3.3 V ± 5%, TA = -40°C to 85°C)(1), (2) Symbol Characteristics Min Typ Max Unit Condition fREF Input Reference Frequency ÷ 4 feedback ÷ 6 feedback ÷ 8 feedback ÷ 10 feedback ÷ 12 feedback ÷ 16 feedback ÷ 20 feedback ÷ 24 feedback ÷ 32 feedback ÷ 40 feedback Input Reference Frequency in PLL Bypass Mode 50.0 33.3 25.0 20.0 16.6 12.5 10.0 8.33 6.25 5.00 121.2 80.8 60.6 48.5 40.4 30.3 24.2 20.2 15.1 12.1 250 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz PLL locked PLL bypass fVCO VCO Frequency Range 200 485 MHz fMAX Output Frequency ÷ 2 output ÷ 4 output ÷ 6 output ÷ 8 output ÷ 10 output ÷ 12 output ÷ 16 output ÷ 20 output ÷ 24 output 100.0 50.0 33.3 25.0 20.0 16.6 12.5 10.0 8.33 242.5 121.2 80.8 60.6 48.5 40.4 30.3 24.2 20.2 MHz MHz MHz MHz MHz MHz MHz MHz MHz PLL locked fSTOP_CLK Serial Interface Clock Frequency 20 MHz VPP Peak-to-Peak Input Voltage PCLK, PCLK 400 1000 mV LVPECL VCMR Common Mode Range(3) PCLK, PCLK 1.2 VCC – 0.9 V LVPECL tPW,MIN Input Reference Pulse Width(4) 2.0 ns tR, tF CCLKx Input Rise/Fall Time(5) 1.0 ns 0.8 to 2.0 V t(∅) Propagation Delay (static phase offset)(6) 6.25 MHz < fREF < 65.0 MHz 65.0 MHz < fREF < 125 MHz fREF = 50 MHz and feedback = ÷8 –3 –4 –166 +3 +4 +166 ° ° ps PLL locked tSK(O) Output-to-Output Skew(7) within QA outputs within QB outputs within QC outputs all outputs 100 100 100 250 ps ps ps ps DC Output Duty Cycle(8) (T ÷2) –200 T ÷2 (T ÷2) +200 ps tR, tF Output Rise/Fall Time 0.1 1.0 ns 0.55 to 2.4 V tPLZ, HZ Output Disable Time 8.0 ns tPZL, LZ Output Enable Time 8.0 ns tJIT(CC) Cycle-to-cycle Jitter(9) 150 ps tJIT(PER) Period Jitter(10) 100 ps tJIT(∅) I/O Phase Jitter RMS (1 σ)(11) ÷ 4 feedback ÷ 6 feedback ÷ 8 feedback ÷ 10 feedback ÷ 12 feedback ÷ 16 feedback ÷ 20 feedback ÷ 24 feedback ÷ 32 feedback ÷ 40 feedback 11 86 13 88 16 19 21 22 27 30 ps ps ps ps ps ps ps ps ps ps (VCO = 400 MHz) |
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