參數資料
型號: LFXP20E-5FN484C
廠商: LATTICE SEMICONDUCTOR CORP
元件分類: FPGA
中文描述: FPGA, 2464 CLBS, PBGA484
封裝: 23 X 23 MM, LEAD FREE, FPBGA-484
文件頁數: 90/130頁
文件大?。?/td> 1312K
代理商: LFXP20E-5FN484C
4-3
Pinout Information
Lattice Semiconductor
LatticeXP Family Data Sheet
PICs and DDR Data (DQ) Pins Associated with the DDR Strobe (DQS) Pin
PICs Associated
with DQS Strobe
PIO within PIC
Polarity
DDR Strobe (DQS)
and Data (DQ) Pins
P[Edge] [n-4]
ATrue
DQ
B
Complement
DQ
P[Edge] [n-3]
ATrue
DQ
B
Complement
DQ
P[Edge] [n-2]
ATrue
DQ
B
Complement
DQ
P[Edge] [n-1]
ATrue
DQ
P[Edge] [n]
B
Complement
DQ
P[Edge] [n+1]
A
True
[Edge]DQSn
B
Complement
DQ
P[Edge] [n+2]
ATrue
DQ
B
Complement
DQ
P[Edge] [n+3]
ATrue
DQ
B
Complement
DQ
Notes:
1. “n” is a row/column PIC number.
2. The DDR interface is designed for memories that support one DQS strobe per eight bits of data. In some packages, all the potential DDR
data (DQ) pins may not be available.
3. The definition of the PIC numbering is provided in the Signal Names column of the Signal Descriptions table in this data sheet.
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