Spartan-3E FPGA Family: Pinout Descriptions
DS312 (v4.1) July 19, 2013
Product Specification
215
FG400 Footprint
X-Ref Target - Figure 87
Left Half of Package
(top view)
156
I/O: Unrestricted,
general-purpose user I/O
62
INPUT: Unrestricted,
general-purpose input pin
46
DUAL: Configuration pin,
then possible user I/O
24
VREF: User I/O or input
voltage reference for bank
16
CLK: User I/O, input, or
clock buffer input
2
CONFIG: Dedicated
configuration pins
4
JTAG: Dedicated JTAG
port pins
42
GND: Ground
24
VCCO: Output voltage
supply for bank
16
VCCINT: Internal core
supply voltage (+1.2V)
8
VCCAUX: Auxiliary supply
voltage (+2.5V)
0
N.C.: Not connected
Figure 87: FG400 Package Footprint (top view)
12
34
56
78
10
A
GND
I/O
L31N_0
I/O
INPUT
L29N_0
INPUT
L29P_0
I/O
L25N_0
I/O
L25P_0
I/O
L18N_0
GCLK11
I/O
L18P_0
GCLK10
B
I/O
L03P_3
I/O
L31P_0
TDI
VCCO_0
I/O
L27N_0
I/O
L27P_0
GND
I/O
L22N_0
VREF_0
I/O
L22P_0
VCCO_0
C
I/O
L03N_3
PROG_B
GND
I/O
L32P_0
I/O
L30N_0
VREF_0
I/O
L28P_0
I/O
INPUT
L23N_0
I/O
L21N_0
I/O
D
I/O
L04P_3
I/O
L01N_3
I/O
L01P_3
I/O
L32N_0
HSWAP
I/O
L30P_0
I/O
L28N_0
VCCO_0
INPUT
L23P_0
I/O
L21P_0
GND
E
I/O
L04N_3
VCCO_3
I/O
L02N_3
VREF_3
I/O
L02P_3
INPUT
L26N_0
INPUT
L26P_0
I/O
L19P_0
I/O
L16N_0
GCLK7
F
I/O
L06N_3
I/O
L06P_3
I/O
L05N_3
I/O
L05P_3
INPUT
GND
I/O
L24N_0
VREF_0
I/O
L24P_0
I/O
L19N_0
VCCO_0
G
INPUT
GND
I/O
L07P_3
I/O
L07N_3
I/O
L08N_3
INPUT
I/O
INPUT
L20P_0
INPUT
L20N_0
INPUT
L17N_0
GCLK9
H
INPUT
I/O
L09P_3
I/O
L09N_3
VREF_3
VCCO_3
I/O
L08P_3
I/O
L10P_3
I/O
L10N_3
GND
VCCINT
INPUT
L17P_0
GCLK8
J
I/O
L12N_3
I/O
L12P_3
I/O
L11P_3
I/O
L11N_3
INPUT
I/O
L13N_3
VCCAUX
VCCINT
GND
VCCINT
K
GND
I/O
L14N_3
LHCLK1
I/O
L14P_3
LHCLK0
VCCAUX
INPUT
VREF_3
I/O
L13P_3
I/O
L15P_3
LHCLK2
GND
VCCINT
GND
L
I/O
L16N_3
LHCLK5
VCCO_3
I/O
L17N_3
LHCLK7
GND
INPUT
VCCO_3
I/O
L15N_3
LHCLK3
IRDY2
INPUT
GND
VCCINT
M
I/O
L16P_3
LHCLK4
TRDY2
INPUT
I/O
L17P_3
LHCLK6
I/O
L19N_3
I/O
L19P_3
I/O
L20P_3
I/O
L18N_3
I/O
L18P_3
VCCINT
GND
N
I/O
L21P_3
I/O
L21N_3
I/O
L23P_3
I/O
L23N_3
INPUT
I/O
L20N_3
VREF_3
I/O
L22P_3
VCCINT VCCAUX
VCCINT
P
I/O
L24P_3
GND
INPUT
VCCO_3
I/O
L25P_3
INPUT
VREF_3
I/O
L22N_3
I/O
GND
R
I/O
L24N_3
I/O
L26P_3
I/O
L27P_3
I/O
L27N_3
I/O
L25N_3
GND
I/O
L09N_2
VREF_2
INPUT
L11N_2
I/O
T
I/O
L28N_3
VREF_3
I/O
L26N_3
I/O
L29N_3
INPUT
I/O
L06P_2
I/O
L06N_2
I/O
L09P_2
INPUT
L11P_2
INPUT
L14P_2
INPUT
L14N_2
VREF_2
U
I/O
L28P_3
VCCO_3
I/O
L29P_3
I/O
L01P_2
CSO_B
I/O
L03P_2
DOUT
BUSY
INPUT
L05P_2
I/O
L07N_2
VCCO_2
I/O
L12N_2
VCCAUX
V
I/O
L30N_3
I/O
L30P_3
GND
I/O
L01N_2
INIT_B
INPUT
L05N_2
I/O
L07P_2
I/O
L10N_2
I/O
L12P_2
W
INPUT
L02P_2
INPUT
I/O
L04P_2
VCCO_2
INPUT
L08P_2
GND
I/O
L10P_2
I/O
Y
GND
INPUT
L02N_2
I/O
VREF_2
I/O
L04N_2
I/O
INPUT
L08N_2
I/O
L13N_2
I/O
L13P_2
GND
Bank 0
Ba
n
k
3
Bank 2
GCLK13
L15N_2
D6
GCLK2
D2
L18P_2
I/O
GCLK12
L15P_2
D7
I/O
GCLK14
D4
L16P_2
I/O
LK15
D3
L16N_2
I/O
GC
CSI_B
MOSI
L03N_2
I/O
9
DS312-4_08_101905