R
Virtex-II Platform FPGAs: DC and Switching Characteristics
Table 17: IOB Output Switching Characteristics Standard Adjustments (Continued)
Speed Grade
-5 -4
IOSTANDARD
Attribute
Timing
Parameter
Description
-6
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
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
LVCMOS, 2.5V, Fast, 16 mA
LVCMOS25_F16
LVCMOS25_F24
LVCMOS18_S2
LVCMOS18_S4
LVCMOS18_S6
LVCMOS18_S8
LVCMOS18_S12
LVCMOS18_S16
LVCMOS18_F2
LVCMOS18_F4
LVCMOS18_F6
LVCMOS18_F8
LVCMOS18_F12
LVCMOS18_F16
LVCMOS15_S2
LVCMOS15_S4
LVCMOS15_S6
LVCMOS15_S8
LVCMOS15_S12
LVCMOS15_S16
LVCMOS15_F2
LVCMOS15_F4
LVCMOS15_F6
LVCMOS15_F8
LVCMOS15_F12
LVCMOS15_F16
LVDS_25
TOLVCMOS25_F16 –0.18 –0.19 –0.21
TOLVCMOS25_F24 –0.35 –0.36 –0.40
LVCMOS, 2.5V, Fast, 24 mA
LVCMOS, 1.8V, Slow, 2 mA
LVCMOS, 1.8V, Slow, 4 mA
LVCMOS, 1.8V, Slow, 6 mA
LVCMOS, 1.8V, Slow, 8 mA
LVCMOS, 1.8V, Slow, 12 mA
LVCMOS, 1.8V, Slow, 16 mA
LVCMOS, 1.8V, Fast, 2 mA
LVCMOS, 1.8V, Fast, 4 mA
LVCMOS, 1.8V, Fast, 6 mA
LVCMOS, 1.8V, Fast, 8 mA
LVCMOS, 1.8V, Fast, 12 mA
LVCMOS, 1.8V, Fast, 16 mA
LVCMOS, 1.5V, Slow, 2 mA
LVCMOS, 1.5V, Slow, 4 mA
LVCMOS, 1.5V, Slow, 6 mA
LVCMOS, 1.5V, Slow, 8 mA
LVCMOS, 1.5V, Slow, 12 mA
LVCMOS, 1.5V, Slow, 16 mA
LVCMOS, 1.5V, Fast, 2 mA
LVCMOS, 1.5V, Fast, 4 mA
LVCMOS, 1.5V, Fast, 6 mA
LVCMOS, 1.5V, Fast, 8 mA
LVCMOS, 1.5V, Fast, 12 mA
LVCMOS, 1.5V, Fast, 16 mA
LVDS (Low-Voltage Differential Signaling), 2.5V
LVDS, 3.3V
TOLVCMOS18_S2
TOLVCMOS18_S4
TOLVCMOS18_S6
TOLVCMOS18_S8
TOLVCMOS18_S12
TOLVCMOS18_S16
TOLVCMOS18_F2
TOLVCMOS18_F4
TOLVCMOS18_F6
TOLVCMOS18_F8
TOLVCMOS18_F12
TOLVCMOS18_F16
TOLVCMOS15_S2
TOLVCMOS15_S4
TOLVCMOS15_S6
TOLVCMOS15_S8
TOLVCMOS15_S12
TOLVCMOS15_S16
TOLVCMOS15_F2
TOLVCMOS15_F4
TOLVCMOS15_F6
TOLVCMOS15_F8
TOLVCMOS15_F12
TOLVCMOS15_F16
TOLVDS_25
15.62 16.10 17.71
10.20 10.51 11.57
7.52
6.87
5.54
5.31
5.55
1.89
0.83
0.70
0.26
0.23
7.75
7.08
5.71
5.47
5.72
1.95
0.85
0.72
0.27
0.23
8.53
7.78
6.28
6.02
6.30
2.15
0.94
0.80
0.30
0.26
18.96 19.55 21.50
12.77 13.17 14.48
12.05 12.42 13.66
9.75 10.06 11.06
9.04
8.21
5.09
2.01
1.46
0.93
0.74
0.67
9.32 10.25
8.46
5.25
2.07
1.51
0.96
0.77
0.69
9.31
5.78
2.27
1.66
1.05
0.84
0.75
–0.31 –0.32 –0.36
–0.25 –0.26 –0.29
–0.18 –0.19 –0.21
–0.17 –0.18 –0.19
–0.20 –0.21 –0.23
LVDS_33
TOLVDS_33
LVDSEXT (LVDS Extended Mode), 2.5V
LVDSEXT, 3.3V
LVDSEXT_25
LVDSEXT_33
ULVDS_25
TOLVDSEXT_25
TOLVDSEXT_33
TOULVDS_25
ULVDS (Ultra LVDS), 2.5V
BLVDS (Bus LVDS), 2.5V
LDT (HyperTransport), 2.5V
LVPECL (Low-Voltage Positive Electron-Coupled Logic), 3.3V
PCI (Peripheral Component Interface), 33 MHz, 3.3V
PCI, 66 MHz, 3.3V
BLVDS_25
TOBLVDS_25
0.67
0.69
0.76
LDT_25
TOLDT_25
–0.20 –0.21 –0.23
LVPECL_33
PCI33_3
TOLVPECL_33
TOPCI33_3
0.29
1.15
0.30
1.19
0.33
1.31
PCI66_3
TOPCI66_3
–0.01 –0.01 –0.01
–0.01 –0.01 –0.01
–0.31 –0.32 –0.36
–0.17 –0.18 –0.20
PCI-X, 133 MHz, 3.3V
PCIX
TOPCIX
GTL (Gunning Transceiver Logic)
GTL Plus
GTL
TOGTL
GTLP
TOGTLP
HSTL (High-Speed Transceiver Logic), Class I
HSTL, Class II
HSTL_I
TOHSTL_I
0.26
0.27
0.29
HSTL_II
TOHSTL_II
–0.15 –0.16 –0.17
–0.17 –0.17 –0.19
–0.40 –0.41 –0.45
HSTL, Class III
HSTL_III
TOHSTL_III
HSTL, Class IV
HSTL_IV
TOHSTL_IV
HSTL, Class I, 1.8V
HSTL_I_18
TOHSTL_I_18
0.03
0.03
0.04
DS031-3 (v3.5) November 5, 2007
Product Specification
www.xilinx.com
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