XC4VFX20-10FFG672C Xilinx Inc, XC4VFX20-10FFG672C Datasheet - Page 291

• Manufacturer Part Number: XC4VFX20-10FFG672C
• Description: IC FPGA VIRTEX-4 FX 20K 672-FBGA
• Manufacturer: Xilinx Inc
• Series: Virtex™-4r

Specifications of XC4VFX20-10FFG672C

• Total Ram Bits: 1253376
• Number Of Logic Elements/cells: 19224
• Number Of Labs/clbs: 2136
• Number Of I /o: 320
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 672-BBGA, FCBGA
• No. Of Logic Blocks: 19224
• No. Of Macrocells: 19224
• No. Of Speed Grades: 10
• No. Of I/o's: 320
• Clock Management: DCM
• I/o Supply Voltage: 3.45V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: HW-V4-ML405-UNI-G - EVALUATION PLATFORM VIRTEX-4
• Number Of Gates: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Virtex-4 FPGA User Guide
UG070 (v2.6) December 1, 2008
External Termination
Complementary Single-Ended (CSE) Differential SSTL Class II (1.8V)
DIFF_SSTL18_II
DIFF_SSTL18_II
R
Figure 6-69: Differential SSTL (1.8V) Class II Unidirectional Termination
Table 6-29: SSTL (1.8V) DC Voltage Specifications (Continued)
Figure 6-69
differential SSTL Class II (1.8V) with unidirectional termination.
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 SSTL_I_DCI uses a controlled-impedance driver, V
I
I
OH
OL
IOB
IH
IL
at V
at V
minimum does not conform to the formula.
maximum is V
OL
OH
(mA)
shows a sample circuit illustrating a valid termination technique for
R S = 20Ω
R S = 20Ω
(mA)
CCO
V
V
TT
TT
Specific Guidelines for Virtex-4 FPGA I/O Supported Standards
+0.3.
= 0.9V
= 0.9V
www.xilinx.com
50Ω
50Ω
–6.7
Min
6.7
Z 0
Z 0
V
V
TT
TT
Class I
= 0.9V
= 0.9V
Typ
–
–
50Ω
50Ω
IOB
OH
Max
–
–
and V
OL
+
–13.4
Min
13.4
DIFF_SSTL18_II
ug070_6_67_071904
are different.
Class II
Typ
–
–
Max
–
–
291