LFE2-20E-5FN484C LATTICE SEMICONDUCTOR, LFE2-20E-5FN484C Datasheet - Page 96

• Manufacturer Part Number: LFE2-20E-5FN484C
• Description: IC, LATTICEECP2 FPGA, 420MHZ, FPBGA-484
• Manufacturer: LATTICE SEMICONDUCTOR
• Series: LatticeECP2r

Specifications of LFE2-20E-5FN484C

• No. Of Logic Blocks: 21000
• No. Of Macrocells: 10500
• No. Of Speed Grades: 5
• No. Of I/o's: 331
• Clock Management: DLL, PLL
• I/o Supply Voltage: 3.465V
• Total Ram Bits: 276Kbit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LatticeECP2/M sysCONFIG Port Timing Specifications (Continued)
Lattice Semiconductor
Figure 3-14. sysCONFIG Parallel Port Read Cycle
Figure 3-15. sysCONFIG Parallel Port Write Cycle
t
t
Timing v.A 0.11
Master Clock Frequency
Duty Cycle
Timing v.A 0.11
SUSPI
HSPI
Parameter
Parameter
WRITEN
WRITEN
SOSPI Data Setup Time Before CCLK
SOSPI Data Hold Time After CCLK
CCLK
CS1N
BUSY
D[0:7]
*n = last byte of read cycle.
CCLK
CS1N
BUSY
D[0:7]
*n = last byte of write cycle.
CSN
CSN
Selected value - 30%
Over Recommended Operating Conditions
t
SUCBDI
Min.
40
t
t
t
t
Description
SUWD
SUCS
SUWD
SUCS
Byte 0
Byte 0
t
t
BSCL
BSCL
3-45
Byte 1
Byte 1
t
t
CORD
HCBDI
Selected value + 30%
Byte 2
Max.
t
t
60
DCB
DCB
DC and Switching Characteristics
LatticeECP2/M Family Data Sheet
t
Byte 2
BSCYC
t
t
BSCH
BSCH
Byte n*
Byte n*
t
Min.
HCS
t
t
t
7
2
HCS
HWD
HWD
Units
MHz
Max.
%
—
—
Units
ns
ns