Configuration Handbook - Kamami.pl

Configuring Stratix II & Stratix II GX DevicesTable 7–18. PPA Timing Parameters for Stratix II & Stratix II GX Devices (Part 2 of 2) Note (1)Symbol Parameter Min Max Unitst CFG nCONFIG low pulse width 2 µst STATUS nSTATUS low pulse width 10 100 (2) µst CF2ST1 nCONFIG high to nSTATUS high 100 (2) µst CSSU Chip select setup time before rising edgeon nWS10 nst CSHChip select hold time after rising edge onnWS0 nst CF2WS nCONFIG high to first rising edge on nWS 100 µst ST2WS nSTATUS high to first rising edge on nWS 2 µst DSU Data setup time before rising edge on nWS 10 nst DH Data hold time after rising edge on nWS 0 nst WSP nWS low pulse width 15 nst WS2B nWS rising edge to RDYnBSY low 20 nst BUSY RDYnBSY low pulse width 7 45 nst RDY2WS RDYnBSY rising edge to nWS rising edge 15 nst WS2RS nWS rising edge to nRS falling edge 15 nst RS2WS nRS rising edge to nWS rising edge 15 nst RSD7 nRS falling edge to DATA7 valid withRDYnBSY signal20 nst R Input rise time 40 nst F Input fall time 40 nst CD2UM CONF_DONE high to user mode (3) 20 100 µst CD2CU CONF_DONE high to CLKUSR enabled 40 nst CD2UMCCONF_DONE high to user mode withCLKUSR option ont CD2CU + (299 ×CLKUSR period)Notes to Table 7–18:(1) This information is preliminary.(2) This value is obtainable if users do not delay configuration by extending the nCONFIG or nSTATUS low pulsewidth.(3) The minimum and maximum numbers apply only if the internal oscillator is chosen as the clock source for startingup the device.fDevice configuration options and how to create configuration files arediscussed further in the Software Settings chapter in the ConfigurationHandbook.Altera Corporation 7–83May 2007 Stratix II Device Handbook, Volume 2