參數(shù)資料
型號: LFEC3E-5F256I
廠商: Lattice Semiconductor Corporation
英文描述: LatticeECP/EC Family Data Sheet
中文描述: LatticeECP / EC的系列數(shù)據(jù)手冊
文件頁數(shù): 9/117頁
文件大?。?/td> 557K
代理商: LFEC3E-5F256I
2-6
Architecture
Lattice Semiconductor
LatticeECP/EC Family Data Sheet
Figure 2-5. Distributed Memory Primitives
ROM Mode:
accomplished through the programming interface during con
fi
guration.
The ROM mode uses the same principal as the RAM modes, but without the Write port. Pre-loading is
PFU Modes of Operation
Slices can be combined within a PFU to form larger functions. Table 2-4 tabulates these modes and documents the
functionality possible at the PFU level.
Table 2-4. PFU Modes of Operation
Logic
LUT 4x8 or
MUX 2x1 x 8
LUT 5x4 or
MUX 4x1 x 4
LUT 6x 2 or
MUX 8x1 x 2
LUT 7x1 or
MUX 16x1 x 1
1. These modes are not available in PFF blocks
Ripple
2-bit Add x 4
RAM
1
ROM
SPR16x2 x 4
DPR16x2 x 2
SPR16x4 x 2
DPR16x4 x 1
SPR16x8 x 1
ROM16x1 x 8
2-bit Sub x 4
ROM16x2 x 4
2-bit Counter x 4
ROM16x4 x 2
2-bit Comp x 4
ROM16x8 x 1
DO1
DO0
DI0
DI1
WRE
AD0
AD1
AD2
AD3
CK
DO0
AD0
AD1
AD2
AD3
DPR16x2
SPR16x2
ROM16x1
RDO1
WDO0
RDO0
DI0
DI1
WCK
WRE
WDO1
WAD0
WAD1
WAD2
WAD3
RAD0
RAD1
RAD2
RAD3
相關(guān)PDF資料
PDF描述
LFTC-1700 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
LFTC-2000 Low Pass Filter
LFTC-3300 Low Pass Filter
LFTC-4000 Low Pass Filter
LFTC-5400 Low Pass Filter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LFEC3E-5F484C 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC3E-5F484I 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC3E-5F672C 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC3E-5F672I 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC3E-5F900C 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet