DS152 Datasheet, PDF (11/56 Pages) Xilinx, Inc – DC and Switching Characteristics

X-Ref Target - Figure 2
+V
Virtex-6 FPGA Data Sheet: DC and Switching Characteristics
0
Differential
Voltage
–V
P–N
Figure 2: Differential Peak-to-Peak Voltage
ds152_02_121509
Table 18 summarizes the DC specifications of the clock input of the GTX transceiver. Consult the Virtex-6 FPGA GTX
Transceivers User Guide for further details.
Table 18: GTX Transceiver Clock DC Input Level Specification
Symbol
DC Parameter
Conditions
V_IDIFF
R_IN
C_EXT
Differential peak-to-peak input voltage
Differential input resistance
Required external AC coupling capacitor
Min Typ
210 800
90
100
–
100
Max
2000
130
–
Units
mV
Ω
nF
GTX Transceiver Switching Characteristics
Consult Virtex-6 FPGA GTX Transceivers User Guide for further information.
Table 19: GTX Transceiver Performance
Symbol
Description
-3
F_GTXMAX
F_GPLLMAX
F_GPLLMIN
Maximum GTX transceiver data rate
Maximum PLL frequency
Minimum PLL frequency
6.6
3.3⁽¹⁾
1.2
Notes:
1. See Table 14 for MGTAVCC requirements when PLL frequency is greater than 2.7 GHz.
Speed Grade
-2
-1
6.6
5.0
3.3⁽¹⁾
2.7
1.2
1.2
Table 20: GTX Transceiver Dynamic Reconfiguration Port (DRP) Switching Characteristics
Symbol
Description
Speed Grade
-3
-2
-1
F_GTXDRPCLK GTXDRPCLK maximum frequency
150
150
125
Units
-1L
5.0
Gb/s
2.7
GHz
1.2
GHz
Units
-1L
100
MHz
DS152 (v2.10) October18, 2010
www.xilinx.com
Advance Product Specification
11