XC3S250E-4FTG256C Xilinx Inc, XC3S250E-4FTG256C Datasheet - Page 139

IC SPARTAN-3E FPGA 250K 256-FTBG

XC3S250E-4FTG256C

Manufacturer Part Number
XC3S250E-4FTG256C
Description
IC SPARTAN-3E FPGA 250K 256-FTBG
Manufacturer
Xilinx Inc
Series
Spartan™-3Er
Datasheet

Specifications of XC3S250E-4FTG256C

Total Ram Bits
221184
Number Of Logic Elements/cells
5508
Number Of Labs/clbs
612
Number Of I /o
172
Number Of Gates
250000
Voltage - Supply
1.14 V ~ 1.26 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C
Package / Case
256-LBGA
No. Of Logic Blocks
5508
No. Of Gates
250000
No. Of Macrocells
5508
No. Of Speed Grades
4
No. Of I/o's
190
Clock Management
DLL
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
122-1482

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0
Table 99: CLB Distributed RAM Switching Characteristics
Table 100: CLB Shift Register Switching Characteristics
DS312-3 (v3.8) August 26, 2009
Product Specification
Clock-to-Output Times
Setup Times
Hold Times
Clock Pulse Width
Clock-to-Output Times
Setup Times
Hold Times
Clock Pulse Width
T
T
WPH
WPH
T
Symbol
Symbol
T
T
T
AH,
T
SHCKO
SRLDS
SRLDH
T
T
T
T
REG
WS
AS
DH
DS
, T
, T
T
WH
WPL
WPL
R
Time from the active edge at the CLK input to data
appearing on the distributed RAM output
Setup time of data at the BX or BY input before the active
transition at the CLK input of the distributed RAM
Setup time of the F/G address inputs before the active
transition at the CLK input of the distributed RAM
Setup time of the write enable input before the active
transition at the CLK input of the distributed RAM
Hold time of the BX, BY data inputs after the active
transition at the CLK input of the distributed RAM
Hold time of the F/G address inputs or the write enable
input after the active transition at the CLK input of the
distributed RAM
Minimum High or Low pulse width at CLK input
Time from the active edge at the CLK input to data
appearing on the shift register output
Setup time of data at the BX or BY input before the active
transition at the CLK input of the shift register
Hold time of the BX or BY data input after the active
transition at the CLK input of the shift register
Minimum High or Low pulse width at CLK input
Description
Description
www.xilinx.com
0.40
0.46
0.34
0.13
0.88
0.41
0.14
0.88
Min
Min
0
-
-
-5
-5
DC and Switching Characteristics
Max
2.05
Max
3.62
-
-
-
-
-
-
-
-
-
0.46
0.52
0.40
0.15
1.01
0.46
0.16
1.01
Min
Min
0
-
-
-4
-4
Max
2.35
Max
4.16
-
-
-
-
-
-
-
-
-
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
139

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