Configuration Handbook - Kamami.pl

Configuring Stratix II & Stratix II GX DevicesTable 7–10 defines the timing parameters for Stratix II and Stratix II GXdevices for FPP configuration when the decompression and/or thedesign security feature are enabled.Table 7–10. FPP Timing Parameters for Stratix II & Stratix II GX Devices With Decompression or DesignSecurity Feature Enabled Notes (1), (2)Symbol Parameter Min Max Unitst CF2CD nCONFIG low to CONF_DONE low 800 nst CF2ST0 nCONFIG low to nSTATUS low 800 nst CFG nCONFIG low pulse width 2 µst STATUS nSTATUS low pulse width 10 100 (3) µst CF2ST1 nCONFIG high to nSTATUS high 100 (3) µst CF2CK nCONFIG high to first rising edge on DCLK 100 µst ST2CK nSTATUS high to first rising edge of DCLK 2 µst DSU Data setup time before rising edge on DCLK 5 nst DH Data hold time after rising edge on DCLK 30 nst CH DCLK high time 4 nst CL DCLK low time 4 nst CLK DCLK period 10 nsf MAX DCLK frequency 100 MHzt DATA Data rate 200 Mbpst R Input rise time 40 nst F Input fall time 40 nst CD2UM CONF_DONE high to user mode (4) 20 100 µst CD2CU CONF_DONE high to CLKUSR enabled 4 × maximumDCLK periodt CD2UMCCONF_DONE high to user mode withCLKUSR option ont CD2CU + (299 ×CLKUSR period)Notes to Table 7–10:(1) This information is preliminary.(2) These timing parameters should be used when the decompression and design security feature are used.(3) This value is obtainable if users do not delay configuration by extending the nCONFIG or nSTATUS low pulsewidth.(4) 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 7–25May 2007 Stratix II Device Handbook, Volume 2