XC2S400E-6FT256C Xilinx Inc, XC2S400E-6FT256C Datasheet - Page 45

• Manufacturer Part Number: XC2S400E-6FT256C
• Description: IC SPARTAN-IIE FPGA 400K 256FTBG
• Manufacturer: Xilinx Inc
• Series: Spartan®-IIEr

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

CLB Switching Characteristics
Delays originating at F/G inputs vary slightly according to the input used. The values listed below are worst-case. Precise
values are provided by the timing analyzer.
DS077-3 (v2.3) June 18, 2008
Product Specification
Combinatorial Delays
Sequential Delays
Setup/Hold Times with Respect to Clock CLK
Clock CLK
Set/Reset
T
T
T
F5INCK
T
T
IF5CK
IF6CK
T
CECK
T
DICK
RCK
ICK
T
Symbol
T
T
T
T
T
T
T
F
IFNCTL
T
T
T
T
F5INY
T
BYYB
CKLO
RPW
IF5X
IF6Y
CKO
TOG
ILO
IF5
CH
RQ
CL
/ T
/ T
/ T
/ T
/ T
/ T
/ T
CKI
CKIF5
CKF5IN
CKIF6
CKDI
CKCE
CKR
R
4-input function: F/G inputs to X/Y outputs
5-input function: F/G inputs to F5 output
5-input function: F/G inputs to X output
6-input function: F/G inputs to Y output via F6 MUX
6-input function: F5IN input to Y output
Incremental delay routing through transparent latch to
XQ/YQ outputs
BY input to YB output
FF clock CLK to XQ/YQ outputs
Latch clock CLK to XQ/YQ outputs
4-input function: F/G inputs
5-input function: F/G inputs
6-input function: F5IN input
6-input function: F/G inputs via F6 MUX
BX/BY inputs
CE input
SR/BY inputs (synchronous)
Pulse width, High
Pulse width, Low
Pulse width, SR/BY inputs
Delay from SR/BY inputs to XQ/YQ outputs
(asynchronous)
Toggle frequency (for export control)
Description
www.xilinx.com
Spartan-IIE FPGA Family: DC and Switching Characteristics
0.52 / 0
1.0 / 0
1.4 / 0
0.8 / 0
1.5 / 0
0.7 / 0
0.7 / 0
0.18
0.04
0.18
Min
0.3
0.3
0.3
0.3
0.3
1.3
1.3
2.1
0.3
-
-
-7
Speed Grade
Max
0.42
0.46
400
0.8
0.8
0.9
0.2
0.7
0.9
0.9
0.9
-
-
-
-
-
-
-
-
-
-
1.1 / 0
1.5 / 0
0.8 / 0
1.6 / 0
0.8 / 0
0.7 / 0
0.6 / 0
0.18
0.04
0.18
Min
0.3
0.3
0.3
0.3
0.3
1.4
1.4
2.4
0.3
-
-
-6
Max
0.47
0.22
0.51
357
0.9
0.9
1.0
0.8
1.0
1.0
1.0
-
-
-
-
-
-
-
-
-
-
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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