XP2 Datasheet, PDF (63/92 Pages) Lattice Semiconductor – LatticeXP2 Family Data Sheet

Lattice Semiconductor
DC and Switching Characteristics
LatticeXP2 Family Data Sheet
LatticeXP2 Internal Switching Characteristics¹
Over Recommended Operating Conditions
Parameter
Description
PFU/PFF Logic Mode Timing
t_{LUT4_PFU}
LUT4 delay (A to D inputs to F
output)
t_{LUT6_PFU}
LUT6 delay (A to D inputs to OFX
output)
t_{LSR_PFU}
Set/Reset to output of PFU (Asyn-
chronous)
t_{SUM_PFU}
Clock to Mux (M0,M1) Input
Setup Time
t_{HM_PFU}
Clock to Mux (M0,M1) Input Hold
Time
t_{SUD_PFU}
t_{HD_PFU}
t_{CK2Q_PFU}
Clock to D input setup time
Clock to D input hold time
Clock to Q delay, (D-type Register
Configuration)
t_{RSTREC_PFU}
Asynchronous reset recovery
time for PFU Logic
t_{RST_PFU}
Asynchronous reset time for PFU
Logic
PFU Dual Port Memory Mode Timing
t_{CORAM_PFU} Clock to Output (F Port)
t_{SUDATA_PFU} Data Setup Time
t_{HDATA_PFU} Data Hold Time
t_{SUADDR_PFU} Address Setup Time
t_{HADDR_PFU} Address Hold Time
t_{SUWREN_PFU} Write/Read Enable Setup Time
t_{HWREN_PFU} Write/Read Enable Hold Time
PIO Input/Output Buffer Timing
t_{IN_PIO}
Input Buffer Delay (LVCMOS25)
t_{OUT_PIO}
Output Buffer Delay (LVCMOS25)
IOLOGIC Input/Output Timing
t_{SUI_PIO}
Input Register Setup Time (Data
Before Clock)
t_{HI_PIO}
Input Register Hold Time (Data
after Clock)
t_{COO_PIO}
Output Register Clock to Output
Delay
t_{SUCE_PIO}
Input Register Clock Enable
Setup Time
t_{HCE_PIO}
Input Register Clock Enable Hold
Time
t_{SULSR_PIO}
t_{HLSR_PIO}
t_{RSTREC_PIO}
Set/Reset Setup Time
Set/Reset Hold Time
Asynchronous reset recovery
time for IO Logic
-7
Min.
Max.
—
0.216
—
0.304
—
0.720
0.154
—
-0.061
0.061
0.002
—
—
—
—
0.342
—
0.520
—
0.720
—
-0.206
0.239
-0.294
0.295
-0.146
0.158
1.082
—
—
—
—
—
—
—
0.858
—
1.561
0.583
—
0.062
—
—
0.608
0.032
—
-0.022
—
0.184
—
-0.080
—
0.228
—
-6
Min.
Max.
—
0.238
—
0.399
—
0.769
0.151
—
-0.057
0.077
0.003
—
—
—
—
0.363
—
0.634
—
0.769
—
-0.240
0.275
-0.333
0.333
-0.169
0.182
1.267
—
—
—
—
—
—
—
0.766
—
1.403
0.893
—
0.322
—
—
0.661
0.037
—
-0.025
—
0.201
—
-0.086
—
0.247
—
-5
Min.
Max.
—
0.260
—
0.494
—
0.818
0.148
—
-0.053
0.093
0.003
—
—
—
—
0.383
—
0.748
—
0.818
—
-0.274
0.312
-0.371
0.371
-0.193
0.207
1.452
—
—
—
—
—
—
—
0.674
—
1.246
1.201
—
0.482
—
—
0.715
0.041
—
-0.028
—
0.217
—
-0.093
—
0.266
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
3-19