XC4VFX20 XILINX [Xilinx, Inc], XC4VFX20 Datasheet - Page 34

• Manufacturer Part Number: XC4VFX20
• Description: DC and Switching Characteristics
• Manufacturer: XILINX [Xilinx, Inc]

XtremeDSP™ Switching Characteristics
Table 42: XtremeDSP Switching Characteristics
DS302 (v3.2) April 10, 2008
Product Specification
Setup and Hold of CE Pins
Setup and Hold Times of Data
Sequential Delays
Combinatorial
Maximum Frequency
T
T
T
T
T
T
T
T
T
F
DSPCCK_CE
DSPCCK_RST
DSPDCK_{AA, BB, CC}
DSPCKD_{AA, BB, CC}
DSPDCK_{AM, BM}
DSPCKD_{AM, BM}
DSPCKO_PP
DSPCKO_PM
DSPDO_{AP, BP}L
MAX
Symbol
R
/
T
/
T
DSPCKC_CE
DSPCKC_RST
/
/
Setup/Hold of all CE inputs of the DSP48 slice
Setup/Hold of all RST inputs of the DSP48 slice
Setup/Hold of {A, B, C} input to {A, B, C} register
Setup/Hold of {A, B} input to M register
Clock to out from P register to P output
Clock to out from M register to P output
{A, B} input to P output
(LEGACY_MODE = MULT18X18)
From {A, B} register to P register
(LEGACY_MODE = MULT18X18)
Fully Pipelined
Description
www.xilinx.com
Virtex-4 FPGA Data Sheet: DC and Switching Characteristics
317.46
500.00
0.39
0.09
0.32
0.09
0.25
0.23
1.82
0.00
0.64
2.38
3.53
-12
Speed Grade
285.71
450.05
0.43
0.10
0.36
0.10
0.28
0.26
2.03
0.00
0.71
2.65
3.92
-11
253.94
400.00
0.49
0.12
0.40
0.12
0.32
0.29
2.28
0.00
0.79
2.98
4.41
-10
Units
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
34