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UPSD3422 데이터시트(PDF) 276 Page - STMicroelectronics |
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UPSD3422 데이터시트(HTML) 276 Page - STMicroelectronics |
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276 / 293 page ![]() DC and AC parameters uPSD34xx 276/293 Table 170. CPLD macrocell asynchronous clock mode timing (3V PSD module) Figure 105. Input macrocell timing (product term clock) Table 171. Input macrocell timing (5V PSD module) Note: 1 Inputs from Port A, B, and C relative to register/ latch clock from the PLD. ALE/AS latch timings refer to tAVLX and tLXAX. Symbol Parameter Conditions Min Max PT Aloc Turbo Off Slew Rate Unit fMAXA Maximum Frequency External Feedback 1/(tSA+tCOA) 21.7 MHz Maximum Frequency Internal Feedback (fCNTA) 1/(tSA+tCOA– 10) 27.8 MHz Maximum Frequency Pipelined Data 1/(tCHA+tCLA) 33.3 MHz tSA Input Setup Time 10 + 4 + 15 ns tHA Input Hold Time 12 ns tCHA Clock High Time 17 + 15 ns tCLA Clock Low Time 13 + 15 ns tCOA Clock to Output Delay 31 + 15 – 6 ns tARD CPLD Array Delay Any macrocell 20 + 4 ns tMINA Minimum Clock Period 1/fCNTA 36 ns Symbol Parameter Condition s Min Max PT Aloc Turbo Off Unit tIS Input Setup Time (Note 1) 0 ns tIH Input Hold Time (Note 1) 15 + 10 ns tINH NIB Input High Time (Note 1) 9 ns tINL NIB Input Low Time (Note 1) 9 ns tINO NIB Input to Combinatorial Delay (Note 1) 34 + 2 + 10 ns tINH tINL tINO tIH tIS PT CLOCK INPUT OUTPUT AI03101 |
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