XC3S250E-4FT256I Xilinx Inc, XC3S250E-4FT256I Datasheet - Page 27

• Manufacturer Part Number: XC3S250E-4FT256I
• Description: FPGA Spartan®-3E Family 250K Gates 5508 Cells 572MHz 90nm (CMOS) Technology 1.2V 256-Pin FTBGA
• Manufacturer: Xilinx Inc
• Series: Spartan™-3Er

Specifications of XC3S250E-4FT256I

• Package: 256FTBGA
• Family Name: Spartan®-3E
• Device Logic Cells: 5508
• Device Logic Units: 612
• Device System Gates: 250000
• Number Of Registers: 4896
• Maximum Internal Frequency: 572 MHz
• Typical Operating Supply Voltage: 1.2 V
• Maximum Number Of User I/os: 172
• Ram Bits: 221184
• 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: -40°C ~ 100°C
• Package / Case: 256-LBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 11: MUX Capabilities
DS312-2 (v3.8) August 26, 2009
Product Specification
F5MUX
FiMUX
MUX
R
F5MUX
F6MUX
F7MUX
F8MUX
Usage
Figure 20: MUXes and Dedicated Feedback in Spartan-3E CLB
Input Source
FXINB
FXINA
FXINB
FXINA
F5MUX
F6MUX
F7MUX
LUTs
FXINB
FXINA
FXINB
FXINA
www.xilinx.com
F7
F6
F5
F5
Function
For Any
5
6
7
8
F8
F6
F5
F5
FX
F5
FX
F5
Total Number of Inputs per Function
DS312-2_38_021305
FX
F5
X
F5
20 (16:1 MUX)
37 (32:1 MUX)
11 (8:1 MUX)
6 (4:1 MUX)
For MUX
Functional Description
For Limited
Functions
19
39
79
9
27