XC4VFX40-10FFG1152C Xilinx Inc, XC4VFX40-10FFG1152C Datasheet - Page 283

• Manufacturer Part Number: XC4VFX40-10FFG1152C
• Description: IC FPGA VIRTEX-4 FX 40K 1152FBGA
• Manufacturer: Xilinx Inc
• Series: Virtex™-4r

Specifications of XC4VFX40-10FFG1152C

• Number Of Logic Elements/cells: 41904
• Number Of Labs/clbs: 4656
• Total Ram Bits: 2654208
• Number Of I /o: 448
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 1152-BBGA, FCBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -

Virtex-4 FPGA User Guide
UG070 (v2.6) December 1, 2008
External Termination
DCI
SSTL2_II_DCI
SSTL2 Class II (2.5V)
R
R 0 = 25
SSTL2_II
Ω
2R
2R
Table 6-26: SSTL2 DC Voltage Specifications Class I (Continued)
Figure 6-60
for SSTL2 Class II.
Notes:
1. N must be greater than or equal to –0.04 and less than or equal to 0.04.
2. V
3. V
4. Because SSTL2_I_DCI uses a controlled-impedance driver, V
Figure 6-60: SSTL2 Class II with Unidirectional Termination
IOB
VRN
VRP
V
V
V
I
I
OH
OL
IL
OH
OL
IH
IL
= 2Z 0 = 100Ω
= 2Z 0 = 100Ω
at V
at V
≤ V
≤ V
≥ V
minimum does not conform to the formula.
maximum is V
25Ω
OL
OH
REF
REF
V
REF
TT
V
(mA)
shows a sample circuit illustrating a valid unidirectional termination technique
CCO
(mA)
= 1.25V
– 0.15
+ 0.61
– 0.61
R P = Z 0 = 50Ω
= 2.5V
IOB
(4)
CCO
Specific Guidelines for Virtex-4 FPGA I/O Supported Standards
+0.3.
www.xilinx.com
Z 0
R P = Z 0 = 50Ω
Z 0
V
TT
IOB
V
= 1.25V
CCO
2R
2R
= 2.5V
VRP
VRN
IOB
V
–0.3
= 2Z 0 = 100Ω
Min
1.74
0.56
–8.1
OH
= 2Z 0 = 100Ω
REF
V
8.1
REF
(3)
and V
= 1.25V
= 1.25V
OL
are different.
SSTL2_II_DCI
Typ
1.84
0.66
1.1
SSTL2_II
–
–
+
ug070_6_58_071904
+
Max
1.23
1.94
0.76
–
–
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