XC3S250E-5FTG256C Xilinx Inc, XC3S250E-5FTG256C Datasheet - Page 43
XC3S250E-5FTG256C
Manufacturer Part Number
XC3S250E-5FTG256C
Description
IC FPGA SPARTAN-3E 250K 256-FTBG
Manufacturer
Xilinx Inc
Series
Spartan™-3Er
Datasheet
1.XC3S100E-4VQG100C.pdf
(233 pages)
Specifications of XC3S250E-5FTG256C
Number Of Logic Elements/cells
5508
Number Of Labs/clbs
612
Total Ram Bits
221184
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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XC3S250E-5FTG256C
Manufacturer:
XILINX
Quantity:
850
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Setting the WRITE_MODE attribute to a value of
NO_CHANGE, puts the DO outputs in a latched state when
asserting WE. Under this condition, the DO outputs retain
DS312-2 (v3.8) August 26, 2009
Product Specification
R
Figure 35: Waveforms of Block RAM Data Operations with NO_CHANGE Selected
ADDR
Data_in
CLK
WE
DO
EN
DI
DISABLED
0000
DI
Internal
Memory
XXXX
aa
READ
MEM(aa)
www.xilinx.com
DO
bb
MEM(bb)=1111
1111
WRITE
the data driven just before WE is asserted. NO_CHANGE
timing is shown in the portion of
is High.
No change during write
2222
cc
MEM(cc)=2222
WRITE
dd
DS312-2_07_020905
XXXX
READ
MEM(dd)
Figure 35
Functional Description
during which WE
43
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