XC4VSX55-10FF1148C Xilinx Inc, XC4VSX55-10FF1148C Datasheet - Page 29

• Manufacturer Part Number: XC4VSX55-10FF1148C
• Description: FPGA Virtex®-4 Family 55296 Cells 90nm (CMOS) Technology 1.2V 1148-Pin FCBGA
• Manufacturer: Xilinx Inc

Specifications of XC4VSX55-10FF1148C

• Package: 1148FCBGA
• Family Name: Virtex®-4
• Device Logic Units: 55296
• Typical Operating Supply Voltage: 1.2 V
• Maximum Number Of User I/os: 640
• Ram Bits: 5898240

Input Delay Switching Characteristics
Table 35: Input Delay Switching Characteristics
DS302 (v3.7) September 9, 2009
Product Specification
Notes:
1.
2.
3.
4.
IDELAYCTRL
T
F
IDELAYCTRL_REF_PRECISION
T
IDELAY
T
T
T
F
IDELAYCTRLCO_RDY
IDELAYCTRL_REF
IDELAYCTRL_RPW
IDELAYRESOLUTION
IDELAYTOTAL_ERR
IDELAYPAT_JIT
MAX
Refer to Xilinx Application Note
See the “REFCLK - Reference Clock” section (specific to IDELAYCTRL) in the
This value accounts for tap 0, an anomaly in the tap chain with an average value of 34 ps.
Units in ps peak-to-peak per tap.
Symbol
(2)
XAPP707
Reset to Ready for IDELAYCTRL
(Maximum)
REFCLK frequency
REFCLK precision
Minimum Reset pulse width
IDELAY Chain Delay Resolution
Cumulative delay at a given tap
Pattern dependent period jitter in delay
chain for clock pattern
Pattern dependent period jitter in delay
chain for random data pattern (PRBS 23)
C clock maximum frequency
for details on IDELAY timing characteristics.
Description
www.xilinx.com
Virtex-4 FPGA Data Sheet: DC and Switching Characteristics
(3)
Virtex-4 FPGA User
10 ± 2
3.00
50.0
-12
200
±10
300
75
0
± 0.07[(tap −1) x 75 +34]
[(tap −1) x 75 +34]
Guide: Chapter 7, SelectIO Logic Resources.
Speed Grade
10 ± 2
3.00
50.0
-11
200
±10
250
75
0
10 ± 2
3.00
50.0
-10
200
±10
250
75
0
Note (4)
Note (4)
Units
MHz
MHz
MHz
µs
ns
ps
ps
29