LFE2M20E-6FN256C LATTICE SEMICONDUCTOR, LFE2M20E-6FN256C Datasheet - Page 81

• 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

Lattice Semiconductor
Timing Diagrams
Figure 3-9. Read/Write Mode (Normal)
Note: Input data and address are registered at the positive edge of the clock and output data appears after the positive edge of the clock.
Figure 3-10. Read/Write Mode with Input and Output Registers
CLKA
DOA (Regs)
WEA
DOA
CSA
ADA
DIA
CLKA
WEA
ADA
CSA
DIA
t
SU
A0
D0
t
t
H
SU
A0
D0
t
H
Mem(n) data from previous read
A1
D1
A1
D1
3-30
output is only updated during a read cycle
A0
t
A0
CO_EBR
t
COO_EBR
DC and Switching Characteristics
LatticeECP2/M Family Data Sheet
D0
A1
A1
t
CO_EBR
D0
D1
A0
A0
t
CO_EBR
t
COO_EBR
D1
D0