LFE2M20E-6FN256C LATTICE SEMICONDUCTOR, LFE2M20E-6FN256C Datasheet - Page 2

• Manufacturer Part Number: LFE2M20E-6FN256C
• Description: IC, LATTICEECP2M FPGA, 420MHZ, FPBGA-256
• Manufacturer: LATTICE SEMICONDUCTOR
• Series: LatticeECP2Mr

Specifications of LFE2M20E-6FN256C

• No. Of Logic Blocks: 19000
• No. Of Macrocells: 10500
• No. Of Speed Grades: 6
• No. Of I/o's: 140
• Clock Management: DLL, PLL
• I/o Supply Voltage: 3.465V
• Total Ram Bits: 1217Kbit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

June 2008
Features
■ High Logic Density for System Integration
■ Embedded SERDES (LatticeECP2M Only)
■ sysDSP™ Block
■ Flexible Memory Resources
■ sysCLOCK Analog PLLs and DLLs
Table 1-1. LatticeECP2 (Including “S-Series”) Family Selection Guide
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LUTs (K)
Distributed RAM (Kbits)
EBR SRAM (Kbits)
EBR SRAM Blocks
sysDSP Blocks
18x18 Multipliers
GPLL + SPLL + DLL
Maximum Available I/O
Packages and I/O Combinations
144-pin TQFP (20 x 20 mm)
208-pin PQFP (28 x 28 mm)
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)
• 6K to 95K LUTs
• 90 to 583 I/Os
• Data Rates 250 Mbps to 3.125 Gbps
• Up to 16 channels per device
• 3 to 42 blocks for high performance multiply and
• Each block supports
• 55Kbits to 5308Kbits sysMEM™ Embedded
• 12K to 202Kbits distributed RAM
• Two GPLLs and up to six SPLLs per device
• Two general purpose DLLs per device
PCI Express, Ethernet (1GbE, SGMII), OBSAI,
CPRI and Serial RapidIO.
accumulate
Block RAM (EBR)
– One 36x36, four 18X18 or eight 9X9 multipliers
– 18Kbit block
– Single, pseudo dual and true dual port
– Byte Enable Mode support
– Single port and pseudo dual port
– Clock multiply, divide, phase & delay adjust
– Dynamic PLL adjustment
Device
ECP2-6
2+0+2
190
190
12
55
12
90
6
3
3
LatticeECP2/M Family Data Sheet
ECP2-12
2+0+2
221
297
131
193
297
12
24
12
24
93
6
1-1
■ Pre-Engineered Source Synchronous I/O
■ Programmable sysI/O™ Buffer Supports
■ Flexible Device Configuration
■ Optional Bitstream Encryption
■ System Level Support
ECP2-20
2+0+2
Wide Range Of Interfaces
(LatticeECP2/M “S” Versions Only)
276
402
131
193
331
402
21
42
15
28
• DDR registers in I/O cells
• Dedicated gearing logic
• Source synchronous standards support
• Dedicated DDR and DDR2 memory support
• Dedicated DQS support
• LVTTL and LVCMOS 33/25/18/15/12
• SSTL 3/2/18 I, II
• HSTL15 I and HSTL18 I, II
• PCI and Differential HSTL, SSTL
• LVDS, RSDS, Bus-LVDS, MLVDS, LVPECL
• 1149.1 Boundary Scan compliant
• Dedicated bank for configuration I/Os
• SPI boot flash interface
• Dual boot images supported
• TransFR™ I/O for simple field updates
• Soft Error Detect macro embedded
• ispTRACY™ internal logic analyzer capability
• On-chip oscillator for initialization & general use
• 1.2V power supply
7
– SPI4.2, SFI4 (DDR Mode), XGMII
– High Speed ADC/DAC devices
– DDR1: 400 (200MHz) / DDR2: 533 (266MHz)
ECP2-35
2+0+2
332
450
331
450
32
64
18
32
8
Introduction
ECP2-50
DS1006
2+2+2
387
500
339
500
48
96
21
18
72
Data Sheet DS1006
Introduction_01.7
ECP2-70
2+4+2
1032
136
583
500
583
68
60
22
88