Spartan-3 FPGA Family: Pinout Descriptions
DS099 (v3.1) June 27, 2013
Product Specification
188
FG456 Footprint
X-Ref Target - Figure 51
Left Half of FG456
Package (Top View)
XC3S400
(264 max. user I/O)
196
I/O: Unrestricted,
general-purpose user I/O
32
VREF: User I/O or input
voltage reference for bank
69
N.C.: Unconnected pins for
XC3S400 (
)
XC3S1000, XC3S1500,
XC3S2000 (333 max user I/O)
261
I/O: Unrestricted,
general-purpose user I/O
36
VREF: User I/O or input
voltage reference for bank
0
N.C.: No unconnected pins
in this package
All devices
12
DUAL: Configuration pin,
then possible user I/O
8
GCLK: User I/O or global
clock buffer input
16
DCI: User I/O or reference
resistor input for bank
7
CONFIG: Dedicated
configuration pins
4
JTAG: Dedicated JTAG
port pins
12
VCCINT: Internal core
voltage supply (+1.2V)
40
VCCO: Output voltage
supply for bank
8
VCCAUX: Auxiliary voltage
supply (+2.5V)
52
GND: Ground
Figure 51: FG456 Package Footprint (Top View)
Bank 5
Bank 0
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
W
Y
A
B
Bank
7
Bank
6
PROG_B
IO
VREF_0
I/O
L01P_0
VRN_0
I/O
L09P_0
VCCAUX
I/O
L19P_0
I/O
L24P_0
I/O
L27P_0
I/O
L32P_0
GCLK6
TDI
HSWAP_
EN
I/O
L01N_0
VRP_0
I/O
L09N_0
I/O
L15P_0
I/O
L19N_0
I/O
L24N_0
I/O
L27N_0
I/O
L29P_0
I/O
L32N_0
GCLK7
I/O
L16P_7
VREF_7
I/O
L01N_7
VRP_7
I/O
L01P_7
VRN_7
I/O
L06P_0
I/O
L15N_0
IO
VREF_0
VCCO_0
GND
I/O
L29N_0
I/O
L31P_0
VREF_0
I/O
L16N_7
I/O
L19P_7
I/O
L19N_7
VREF_7
I/O
L17P_7
I/O
L06N_0
I/O
L10P_0
I/O
L16P_0
I/O
L22P_0
I/O
L31N_0
I/O
L21N_7
I/O
L21P_7
I/O
L20P_7
I/O
L17N_7
IO
VREF_0
I/O
L10N_0
I/O
L16N_0
I/O
L22N_0
I/O
L25P_0
I/O
L28P_0
I/O
L30P_0
VCCAUX
I/O
L23N_7
I/O
L23P_7
I/O
L20N_7
I/O
L22P_7
I/O
IO
VREF_0
VCCO_0
I/O
L25N_0
I/O
L28N_0
I/O
L30N_0
I/O
L27N_7
I/O
L27P_7
VREF_7
I/O
L26N_7
I/O
L26P_7
I/O
L24P_7
I/O
L22N_7
VCCINT VCCINT VCCO_0 VCCO_0 VCCO_0
I/O
L28N_7
I/O
L28P_7 VCCO_7
I/O
L29P_7
I/O
L24N_7
VCCO_7
VCCINT
I/O
L32N_7
I/O
L32P_7
GND
I/O
L29N_7
I/O
L31N_7
I/O
L31P_7 VCCO_7
I/O
L35N_7
I/O
L35P_7
I/O
L34N_7
I/O
L34P_7
I/O
L33N_7
I/O
L33P_7 VCCO_7
I/O
L40N_7
VREF_7
I/O
L40P_7
I/O
L39N_7
I/O
L39P_7
I/O
L38N_7
I/O
L38P_7
VCCO_7
I/O
L40P_6
VREF_6
I/O
L40N_6
I/O
L39P_6
I/O
L39N_6
I/O
L38P_6
I/O
L38N_6
VCCO_6
GND
I/O
L35P_6
I/O
L35N_6
I/O
L34P_6
I/O
L34N_6
VREF_6
I/O
L33P_6
I/O
L33N_6 VCCO_6
I/O
L32P_6
I/O
L32N_6
GND
I/O
L31P_6
I/O
L31N_6
I/O
L28P_6 VCCO_6
I/O
L29P_6
I/O
L29N_6 VCCO_6
I/O
L26P_6
I/O
L28N_6 VCCO_6 VCCINT
I/O
L27P_6
I/O
L27N_6
I/O
L26N_6
I/O
L23P_6
I/O
L22P_6
I/O
L22N_6
VCCINT VCCINT VCCO_5 VCCO_5 VCCO_5
VCCAUX
I/O
L24P_6
I/O
L24N_6
VREF_6
I/O
L23N_6
I/O
L19P_6
IO
VREF_5
I/O
VCCO_5
I/O
L21P_6
I/O
L21N_6
I/O
L20P_6
I/O
L20N_6
I/O
L19N_6
I/O
L15P_5
I/O
L24P_5
I/O
L27P_5
I/O
L31P_5
D5
I/O
L17P_6
VREF_6
I/O
L17N_6
I/O
L16P_6
I/O
L16N_6
I/O
L09P_5
I/O
L15N_5
I/O
L19P_5
VREF_5
I/O
L24N_5
I/O
L27N_5
VREF_5
I/O
L29P_5
VREF_5
I/O
L31N_5
D4
I/O
L01P_6
VRN_6
I/O
L01N_6
VRP_6
I/O
L01N_5
RDWR_B
I/O
L09N_5
I/O
L16P_5
I/O
L19N_5 VCCO_5
I/O
L29N_5
I/O
L32P_5
GCLK2
M1
I/O
L01P_5
CS_B
I/O
L06P_5
I/O
L10P_5
VRN_5
I/O
L16N_5
I/O
L22P_5
I/O
L25P_5
I/O
L28P_5
D7
I/O
L30P_5
I/O
L32N_5
GCLK3
GND
M0
M2
I/O
L06N_5
I/O
L10N_5
VRP_5
VCCAUX
I/O
L22N_5
I/O
L25N_5
I/O
L28N_5
D6
I/O
L30N_5
IO
VREF_5
DS099-4_11a_030203
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