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Spartan-3A DSP FPGA Family: Pinout Descriptions
DS610 (v3.0) October 4, 2010
www.xilinx.com
Product Specification
100
Migration Recommendations
There are multiple pinout differences between the XC3SD1800A and the XC3SD3400A FPGAs in the FG676 package.
Please note the differences between the two devices from
Table 70
and take the necessary precautions.
Y8
N.C.
N.C.
IP_2
2
VCCINT
VCCINT
Y8
Y11
IP_2
2
IP_2
2
VCCINT
VCCINT
Y11
Y18
N.C.
N.C.
IP_2
2
VCCINT
VCCINT
Y18
Y19
N.C.
N.C.
IP_2/VREF_2
2
VCCINT
VCCINT
Y19
W18
N.C.
N.C.
IP_2
2
VCCINT
VCCINT
W18
AF2
IP_2
2
IP_2
2
VCCAUX
VCCAUX
AF2
AF7
IP_2
2
IP_2
2
VCCO_2
2
AF7
AD5
N.C.
N.C.
IP_2
2
GND
GND
AD5
AD23
N.C.
N.C.
IP_2
2
GND
GND
AD23
AC5
N.C.
N.C.
IP_2
2
GND
GND
AC5
AC7
IP_2
2
IP_2
2
GND
GND
AC7
AC18
IP_2
2
IP_2
2
GND
GND
AC18
AB10
IP_2/VREF_2
2
IP_2/VREF_2
2
GND
GND
AB10
AB17
IP_2
2
IP_2
2
VCCAUX
VCCAUX
AB17
AB20
IP_2
2
IP_2
2
GND
GND
AB20
AA8
N.C.
N.C.
IP_2
2
VCCINT
VCCINT
AA8
AA19
IP_2
2
IP_2
2
GND
GND
AA19
AC22
N.C.
N.C.
IO_2
2
IO_2
2
AC22
Y3
IP_L54P_3
3
IP_L54P_3
3
IP_3
3
Y3
Y4
IP_L54N_3
3
IP_L54N_3
3
VCCINT
VCCINT
Y4
H4
IP_L12N_3/
VREF_3
3
IP_L12N_3/
VREF_3
3
IP_3/VREF_3
3
H4
G1
IP_L16N_3
3
IP_L16N_3
3
IP_3
3
G1
G2
IP_L16P_3
3
IP_L16P_3
3
GND
GND
G2
G5
IP_L12P_3
3
IP_L12P_3
3
GND
GND
G5
D1
IP_L08N_3
3
IP_L08N_3
3
VCCAUX
VCCAUX
D1
D2
IP_L08P_3
3
IP_L08P_3
3
GND
GND
D2
C1
IP_L04N_3/
VREF_3
3
IP_L04N_3/
VREF_3
3
IP_3/VREF_3
3
C1
C2
IP_L04P_3
3
IP_L04P_3
3
VCCO_3
3
C2
AB3
IP_L62P_3
3
IP_L62P_3
3
GND
GND
AB3
AB4
IP_L62N_3
3
IP_L62N_3
3
VCCAUX
VCCAUX
AB4
AA4
IP_L58P_3
3
IP_L58P_3
3
GND
GND
AA4
AA5
IP_L58N_3/
VREF_3
3
IP_L58N_3/
VREF_3
3
IP_3/VREF_3
3
AA5
Table 70:
FG676 Footprint Migration Differences
(Cont’d)
FG676
Ball
Spartan-3A
Spartan-3A DSP
Spartan-3A DSP
FG676
Ball
XC3S1400A
Type
XC3S1400A
Bank
XC3SD1800A
Type
XC3SD1800A
Bank
XC3SD3400A
Type
XC3SD3400A
Bank