LFE3-17EA-7FN484C Lattice, LFE3-17EA-7FN484C Datasheet - Page 7
LFE3-17EA-7FN484C
Manufacturer Part Number
LFE3-17EA-7FN484C
Description
IC FPGA 17.3KLUTS 222I/O 484BGA
Manufacturer
Lattice
Datasheet
1.LFE3-150EA-7FN672C.pdf
(136 pages)
Specifications of LFE3-17EA-7FN484C
Number Of Logic Elements/cells
*
Number Of Labs/clbs
*
Total Ram Bits
716800
Number Of I /o
133
Number Of Gates
-
Voltage - Supply
1.14 V ~ 1.26 V
Mounting Type
*
Operating Temperature
0°C ~ 85°C
Package / Case
*
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
220-1077
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LFE3-17EA-7FN484C
Manufacturer:
Lattice Semiconductor Corporation
Quantity:
10 000
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Figure 2-3. Slice Diagram
Table 2-2. Slice Signal Descriptions
1. See Figure 2-3 for connection details.
2. Requires two PFUs.
Function
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Routing
From
Inter-PFU signal
Inter-slice signal
Inter-slice signal
Inter-PFU signal
Multi-purpose
Multi-purpose
Control signal
Control signal
Control signal
Data signals
Data signals
Data signals
Data signals
Data signal
Data signal
Type
FXB
FXA
CLK
LSR
M1
M0
CE
C1
D1
C0
D0
A1
B1
A0
B0
* Not in Slice 3
For Slices 0 and 1, memory control signals are generated from Slice 2 as follows:
WCK is CLK
WRE is from LSR
DI[3:2] for Slice 1 and DI[1:0] for Slice 0 data from Slice 2
WAD [A:D] is a 4-bit address from slice 2 LUT input
A0, B0, C0, D0
A1, B1, C1, D1
Signal Names
Q0, Q1
F0, F1
OFX0
OFX1
FCO
LSR
CLK
FXA
FXB
M0
M1
CE
FC
FCO To Different Slice/PFU
FCI From Different Slice/PFU
CARRY*
CARRY*
LUT4 &
LUT4 &
Inputs to LUT4
Inputs to LUT4
Multipurpose Input
Multipurpose Input
Clock Enable
Local Set/Reset
System Clock
Fast Carry-in
Intermediate signal to generate LUT6 and LUT7
Intermediate signal to generate LUT6 and LUT7
LUT4 output register bypass signals
Register outputs
Output of a LUT5 MUX
Output of a LUT6, LUT7, LUT8
Slice 2 of each PFU is the fast carry chain output
CO
CO
CI
CI
2-4
F/SUM
F/SUM
1
LUT5
Mux
LatticeECP3 Family Data Sheet
Description
2
MUX depending on the slice
D
D
FF*
FF*
SLICE
Routing
OFX1
F1
Q1
To
OFX0
F0
Q0
1
Architecture
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