LatticeECP/EC Family Data Sheet
Introduction
November 2004
Preliminary Data Sheet
Features
■ Extensive Density and Package Options
• 1.5K to 41K LUT4s
• 65 to 576 I/Os
• Density migration supported
■ sysDSP™ Block (LatticeECP™ Versions)
• High performance multiply and accumulate
• 4 to 10 blocks
− 4 to 10 36x36 multipliers or
– 16 to 40 18x18 multipliers or
− 32 to 80 9x9 multipliers
■ Embedded and Distributed Memory
• 18 Kbits to 645 Kbits sysMEM™ Embedded
Block RAM (EBR)
• Up to 163 Kbits distributed RAM
• Flexible memory resources:
− Distributed and block memory
■ Flexible I/O Buffer
• Programmable sysIO™ buffer supports wide
range of interfaces:
Table 1-1. LatticeECP/EC Family Selection Guide
− LVCMOS 3.3/2.5/1.8/1.5/1.2
− LVTTL
− SSTL 3/2 Class I, II, SSTL18 Class I
− HSTL 18 Class I, II, III, HSTL15 Class I, III
− PCI
− LVDS, Bus-LVDS, LVPECL, RSDS
■ Dedicated DDR Memory Support
• Implements interface up to DDR400 (200MHz)
■ sysCLOCK™ PLLs
• Up to 4 analog PLLs per device
• Clock multiply, divide and phase shifting
■ System Level Support
• IEEE Standard 1149.1 Boundary Scan, plus
ispTRACY™ internal logic analyzer capability
• SPI boot flash interface
• 1.2V power supply
■ Low Cost FPGA
• Features optimized for mainstream applications
• Low cost TQFP and PQFP packaging
Device
LFEC1
PFU/PFF Rows
12
PFU/PFF Columns
16
PFUs/PFFs
192
LUTs (K)
1.5
Distributed RAM (Kbits)
6
EBR SRAM (Kbits)
18
EBR SRAM Blocks
2
sysDSP Blocks1
—
18x18 Multipliers1
—
VCC Voltage (V)
Number of PLLs
1.2
2
Packages and I/O Combinations:
100-pin TQFP (14 x 14 mm)
67
144-pin TQFP (20 x 20 mm)
97
208-pin PQFP (28 x 28 mm)
112
256-ball fpBGA (17 x 17 mm)
484-ball fpBGA (23 x 23 mm)
672-ball fpBGA (27 x 27 mm)
900-ball fpBGA (31 x 31 mm)
1. LatticeECP devices only.
LFEC3
16
24
384
3.1
12
55
6
—
—
1.2
2
LFEC6/
LFECP6
24
32
768
6.1
25
92
10
4
16
1.2
2
LFEC10/ LFEC15/ LFEC20/ LFEC33/ LFEC40/
LFECP10 LFECP15 LFECP20 LFECP33 LFECP40
32 40 44 64 64
40 48 56 64 80
1280
1920
2464
4096
5120
10.2 15.4 19.7 32.8 41.0
41 61 79 131 164
277 350 424 535 645
30 38 46 58 70
5 6 7 8 10
20 24 28 32 40
1.2 1.2 1.2 1.2 1.2
44444
67
97 97
145 147 147
160 195 195 195
224 288 352 360 360
400 496 496
576
© 2004 Lattice Semiconductor Corp. All Lattice trademarks, registered trademarks, patents, and disclaimers are as listed at www.latticesemi.com/legal. All other brand
or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
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