XC2S400E-6FT256C Xilinx Inc, XC2S400E-6FT256C Datasheet - Page 41
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XC2S400E-6FT256C
Manufacturer Part Number
XC2S400E-6FT256C
Description
IC SPARTAN-IIE FPGA 400K 256FTBG
Manufacturer
Xilinx Inc
Series
Spartan®-IIEr
Datasheet
1.XC2S300E-6PQG208I.pdf
(108 pages)
Specifications of XC2S400E-6FT256C
Number Of Logic Elements/cells
10800
Number Of Labs/clbs
2400
Total Ram Bits
163840
Number Of I /o
182
Number Of Gates
400000
Voltage - Supply
1.71 V ~ 1.89 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C
Package / Case
256-LBGA
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
Q6417096
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XC2S400E-6FT256C
Manufacturer:
XILINX
Quantity:
139
Part Number:
XC2S400E-6FT256C
Manufacturer:
XILINX/赛灵思
Quantity:
20 000
Calculation of T
Capacitance
T
to the pad. The values for T
capacitive load (C
table
For other capacitive loads, use the formulas below to calcu-
late an adjusted propagation delay, T
Where:
Delay Measurement Methodology
Notes:
1.
2.
3.
4.
DS077-3 (v2.3) June 18, 2008
Product Specification
LVTTL
LVCMOS2
PCI33_3
PCI66_3
GTL
GTL+
HSTL Class I
HSTL Class III V
HSTL Class IV V
SSTL3 I and II V
SSTL2 I and II V
CTT
AGP
LVDS
LVPECL
IOOP
Standard
Adj
C
F
Input waveform switches between V
Measurements are made at V
Minimum. Worst-case values are reported.
I/O parameter measurements are made with the capacitance
values shown in the following table,
TIOOP. Refer to Application Note
terminations.
I/O standard measurements are reflected in the IBIS model
information except where the IBIS format precludes it.
Constants for Calculating
L
LOAD
is the propagation delay from the O Input of the IOB
T
IOOP1
R
is selected from
for Different
to the I/O standard used
is the capacitive load for the design
is the capacitance scaling factor
= T
(0.2xV
1.2 – 0.125 1.2 + 0.125
V
V
V
V
REF
1.6 – 0.3
SL
REF
REF
REF
REF
REF
REF
REF
IOOP
V
V
IOOP
) for each I/O standard as listed in the
REF
L
0
0
– 0.75 V
(1)
– 0.2
– 0.2
– 0.5
– 0.5
– 0.5
– 1.0
– 0.2
CCO
+ Adj + (C
Standards(1),
–
Per PCI Spec
Per PCI Spec
as a Function of
)
IOOP
IOB Output Delay Adjustments
(0.2xV
V
V
V
V
V
V
V
REF
TIOOP, below.
REF
1.6 + 0.3
REF
REF
REF
REF
REF
REF
REF
V
are based on the standard
V
REF
2.5
LOAD
H
Typ, Maximum, and
XAPP179
3
+ 0.75 V
+ 0.2
+ 0.2
+ 0.5
+ 0.5
+ 0.5
+ 1.0
+ 0.2
Constants for Calculating
(1)
L
CCO
IOOP1
and V
+
page
– C
)
.
Meas.
H
SL
Point
1.125
V
V
V
V
V
V
V
V
for appropriate
.
40, according
1.4
1.2
1.6
REF
REF
REF
REF
REF
REF
REF
REF
REF
) * F
L
Per AGP
Typ
V
0.80
0.75
0.90
0.90
1.25
Spec
1.0
1.5
1.5
REF
-
-
-
-
www.xilinx.com
(2)
Spartan-IIE FPGA Family: DC and Switching Characteristics
Constants for Calculating T
Notes:
1.
2.
LVTTL Fast Slew Rate, 2 mA drive
LVTTL Fast Slew Rate, 4 mA drive
LVTTL Fast Slew Rate, 6 mA drive
LVTTL Fast Slew Rate, 8 mA drive
LVTTL Fast Slew Rate, 12 mA drive
LVTTL Fast Slew Rate, 16 mA drive
LVTTL Fast Slew Rate, 24 mA drive
LVTTL Slow Slew Rate, 2 mA drive
LVTTL Slow Slew Rate, 4 mA drive
LVTTL Slow Slew Rate, 6 mA drive
LVTTL Slow Slew Rate, 8 mA drive
LVTTL Slow Slew Rate, 12 mA drive
LVTTL Slow Slew Rate, 16 mA drive
LVTTL Slow Slew Rate, 24 mA drive
LVCMOS2
LVCMOS18
PCI 33 MHz 3.3V
PCI 66 MHz 3.3V
GTL
GTL+
HSTL Class I
HSTL Class III
HSTL Class IV
SSTL2 Class I
SSTL2 Class II
SSTL3 Class I
SSTL3 Class II
CTT
AGP
I/O parameter measurements are made with the capacitance
values shown above. Refer to Application Note
appropriate terminations.
I/O standard measurements are reflected in the IBIS model
information except where the IBIS format precludes it.
Standard
IOOP
C
(pF)
SL
35
35
35
35
35
35
35
35
35
35
35
35
35
35
35
35
10
10
20
20
20
30
30
30
30
20
10
0
0
(1)
XAPP179
0.41
0.20
0.13
0.079
0.044
0.043
0.033
0.41
0.20
0.100
0.086
0.058
0.050
0.048
0.041
0.050
0.050
0.033
0.014
0.017
0.022
0.016
0.014
0.028
0.016
0.029
0.016
0.035
0.037
(ns/pF)
F
L
for
41