XC3S250E Xilinx, Inc., XC3S250E Datasheet - Page 172

• Manufacturer Part Number: XC3S250E
• Description: Spartan-3E FPGA Family
• Manufacturer: Xilinx, Inc.

can migrate to an input-only pin (Type = INPUT) if the I/O
pin is configured as an input.
Table 28: FG320 Footprint Migration Differences
DS312-4 (v1.1) March 21, 2005
Advance Product Specification
A12
D13
E15
E16
E17
N12
N14
N15
P12
P15
P16
U13
Pin
A7
D4
D6
E3
E4
E6
P3
P4
R4
U6
V5
V6
V7
F4
Legend:
DIFFERENCES
This pin is identical on both the device on the left and the right.
This pin can unconditionally migrate from the device on the left to the device on the right. Migration in the other direction may be possible
depending on how the pin is configured for the device on the right.
This pin can unconditionally migrate from the device on the right to the device on the left. Migration in the other direction may be possible
depending on how the pin is configured for the device on the left.
Bank
R
0
0
3
0
0
3
3
0
1
1
1
3
2
1
1
3
3
2
1
1
3
2
2
2
2
2
INPUT
N.C.
N.C.
N.C.
INPUT
N.C.
N.C.
N.C.
N.C.
N.C.
I/O
I/O
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
I/O
N.C.
VREF(I/O)
INPUT
INPUT
N.C.
N.C.
N.C.
XC3S500E
Migration
26
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
INPUT
INPUT
I/O
I/O
I/O
I/O
I/O
I/O
INPUT
I/O
VREF(INPUT)
I/O
I/O
I/O
VREF
I/O
XC3S1200E
www.xilinx.com
Migration
1
I/O
INPUT
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
INPUT
INPUT
I/O
I/O
I/O
I/O
I/O
I/O
INPUT
I/O
VREF(INPUT)
I/O
I/O
I/O
VREF
I/O
XC3S1600E
Migration
26
Pinout Descriptions
INPUT
N.C.
N.C.
N.C.
INPUT
N.C.
N.C.
N.C.
N.C.
N.C.
I/O
I/O
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
I/O
N.C.
VREF(I/O)
INPUT
INPUT
N.C.
N.C.
N.C.
XC3S500E
51