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EPC4 Datasheet(PDF) 34 Page - Altera Corporation |
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EPC4 Datasheet(HTML) 34 Page - Altera Corporation |
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34 / 36 page ![]() 34 Altera Corporation Configuration Devices for SRAM-based LUT Devices Data Sheet Revision History The information contained in the Configuration Devices for SRAM-Based LUT Devices Data Sheet version 12.2 supersedes information published in pervious versions. The following changes were made to the Configuration Devices for SRAM-Based LUT Devices Data Sheet version 12.2: Version 12.2 ■ Corrected the APEX 20KE voltate in Table 2 to 1.8 V. ■ Updated Figure 5. Version 12.1 ■ Updated Table 2. ■ Updated notes to Figures 4, 5, and 6. ■ Added APEX 20KE device diagrams to Figures 4 and 6. Table 24. FLEX 8000 Device Configuration Parameters Using EPC1, EPC1441, EPC1213, EPC1064 & EPC1064V Devices Symbol Parameter Conditions EPC1064V EPC1064 EPC1213 EPC1 EPC1441 Unit Min Max Min Max Min Max tOEZX OE high to DATA output enabled 75 50 50 ns tCSZX nCS low to DATA output enabled 75 50 50 ns tCSXZ nCS high to DATA output disabled 75 50 50 ns tCSS nCS low setup time to first DCLK rising edge 150 100 50 ns tCSH nCS low hold time after DCLK rising edge 0 0 0 ns tDSU Data setup time before rising edge on DCLK 75 50 50 ns tDH Data hold time after rising edge on DCLK 00 0 ns tCO DCLK to DATA out delay 100 75 75 ns tCK Clock period 240 160 100 ns fCK Clock frequency 4 6 8 MHz tCL DCLK low time 120 80 50 ns tCH DCLK high time 120 80 50 ns tXZ OE low or nCS high to DATA output disabled 75 50 50 ns tOEW OE pulse width to guarantee counter reset 150 100 100 ns tCASC Last DCLK + 1 to nCASC low delay 90 60 50 ns tCKXZ Last DCLK + 1 to DATA tri-state delay 75 50 50 ns tCEOUT nCS high to nCASC high delay 150 100 100 ns |
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