XC3S400AN-4FTG256I Xilinx Inc, XC3S400AN-4FTG256I Datasheet - Page 69

• Manufacturer Part Number: XC3S400AN-4FTG256I
• Description: IC FPGA SPARTAN-3AN 256FTBGA
• Manufacturer: Xilinx Inc
• Series: Spartan™-3ANr

Specifications of XC3S400AN-4FTG256I

• Number Of Logic Elements/cells: 8064
• Number Of Labs/clbs: 896
• Total Ram Bits: 368640
• Number Of I /o: 195
• Number Of Gates: 400000
• 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: Lead free / RoHS Compliant

Spartan-3AN FPGA In-System Flash User Guide
UG333 (v2.1) January 15, 2009
Family Code/Memory Density Code
Memory Type/Product Version Code
Extended Device Information Field
R
The second byte includes a portion of the device identifier, as shown in
•
•
Table 6-11: Second Byte: Device Identifier (Part 1 of 2)
The third byte includes the remainder of the device identifier, as shown in
•
•
Table 6-12: Third Byte: Device Identifier (Part 2 of 2)
No additional ISF Information is included. Consequently, the length of the Extended
Device Information field is set to 0x00, as shown in
Table 6-13: Fourth Byte: Extended Device Information String Length
XC3S1400AN
XC3S200AN
XC3S400AN
XC3S700AN
XC3S50AN
(16 Mbit)
The three-bit Family Code is set to binary 001.
The five-bit Memory Density Code indicates the size of ISF memory array and differs
between various FPGA densities, as shown in
Status Register density code, shown in
(1 Mbit)
(4 Mbit)
(4 Mbit)
(8 Mbit)
The three-bit Multi-Level Cell (MLC) Code is binary 000, indicating that one bit is
stored per memory cell.
The five-bit Product Version Code indicates the ISF revision. This value is currently
binary 00000, but can change in future revisions.
FPGA
FPGA
FPGA
All
All
Multi-Level Cell Code
7
0
7
0
7
0
Family Code
www.xilinx.com
6
0
6
0
6
0
5
0
5
0
5
1
Table 6-4, page
Byte Count
4
0
4
0
4
0
0
0
0
Table
Table
Product Version Code
Memory Density Code
3
0
3
0
6-11. This value differs from the
3
0
0
0
0
6-13.
65.
2
2
0
0
2
0
1
1
1
Information Read
Table
Table
1
1
0
0
1
1
0
0
1
6-11.
6-12.
0
0
0
0
0
0
0
1
0
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