LFE2M20E-6FN256C LATTICE SEMICONDUCTOR, LFE2M20E-6FN256C Datasheet - Page 75

• 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

LatticeECP2/M External Switching Characteristics
t
t
f
SPI4.2 I/O Pin Parameters Static Alignment
t
t
t
Lattice Semiconductor
DQVBS
DQVAS
MAX_DDR2
DVACLKSPI
DVECLKSPI
DIASPI
Parameter
Data Valid Before DQS (DDR Write) ECP2/M
Data Valid After DQS (DDR Write)
DDR Clock Frequency
Maximum Data Rate
Data Valid After CLK (Receive)
Data Hold After CLK (Receive)
Data Invalid After Clock (Transmit)
Description
Over Recommended Operating Conditions
4, 8, 11
ECP2/M
ECP2/M
ECP2-20
ECP2-35
ECP2-50
ECP2-70
ECP2M20
ECP2M35
ECP2M50
ECP2M70
ECP2M100
ECP2-20
ECP2-35
ECP2-50
ECP2-70
ECP2M20
ECP2M35
ECP2M50
ECP2M70
ECP2M100
ECP2-20
ECP2-35
ECP2-50
ECP2-70
ECP2M20
ECP2M35
ECP2M50
ECP2M70
ECP2M100
ECP2-20
ECP2-35
ECP2-50
ECP2-70
ECP2M20
ECP2M35
ECP2M50
ECP2M70
ECP2M100
Device
3-24
0.250
0.250
Min.
0.75
0.75
0.75
0.75
0.79
0.79
0.79
0.79
0.79
133
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—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-7
Max.
0.25
0.25
0.25
0.25
0.21
0.21
0.21
0.21
0.21
266
750
750
750
750
622
622
622
622
622
280
280
280
280
230
230
230
230
230
—
—
—
—
—
—
—
—
—
—
—
DC and Switching Characteristics
LatticeECP2/M Family Data Sheet
9
0.250
0.250
Min.
0.75
0.75
0.75
0.75
0.79
0.79
0.79
0.79
0.79
133
(Continued)
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—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-6
Max.
0.25
0.25
0.25
0.25
0.21
0.21
0.21
0.21
0.21
200
622
622
622
622
622
622
622
622
622
280
280
280
280
230
230
230
230
230
—
—
—
—
—
—
—
—
—
—
—
0.250
0.250
Min.
0.75
0.75
0.75
0.75
0.79
0.79
0.79
0.79
0.79
133
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-5
Max.
0.25
0.25
0.25
0.25
0.21
0.21
0.21
0.21
0.21
166
622
622
622
622
622
622
622
622
622
280
280
280
280
230
230
230
230
230
—
—
—
—
—
—
—
—
—
—
—
Units
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
MHz
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
UI
ps
ps
ps
ps
ps
ps
ps
ps
ps