LFE2-20E-5QN208C LATTICE SEMICONDUCTOR, LFE2-20E-5QN208C Datasheet - Page 82

• Manufacturer Part Number: LFE2-20E-5QN208C
• Description: IC, LATTICEECP2 FPGA, 420MHZ, QFP-208
• Manufacturer: LATTICE SEMICONDUCTOR
• Series: LatticeECP2r

Specifications of LFE2-20E-5QN208C

• No. Of Logic Blocks: 21000
• No. Of Macrocells: 10500
• No. Of Speed Grades: 5
• No. Of I/o's: 131
• Clock Management: DLL, PLL
• I/o Supply Voltage: 3.465V
• Total Ram Bits: 276Kbit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Lattice Semiconductor
Figure 3-11. Write Through (SP Read/Write on Port A, Input Registers Only)
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.
CLKA
WEA
DOA
CSA
ADA
DIA
Data from Prev Read
or Write
t
SU
A0
D0
t
H
t
ACCESS
A1
D1
D0
t
ACCESS
3-31
D2
D1
t
ACCESS
Three consecutive writes to A0
DC and Switching Characteristics
LatticeECP2/M Family Data Sheet
D3
D2
A0
D3
D4
t
ACCESS
D4