Figure 2-20. MAC sysDSP Element MULTADD sysDSP Element In this case, the operands A0 and B0 a" />
參數(shù)資料
型號: LFEC10E-5F484C
廠商: Lattice Semiconductor Corporation
文件頁數(shù): 77/163頁
文件大?。?/td> 0K
描述: IC FPGA 10.2KLUTS 288I/O 484-BGA
標(biāo)準(zhǔn)包裝: 60
系列: EC
邏輯元件/單元數(shù): 10200
RAM 位總計(jì): 282624
輸入/輸出數(shù): 288
電源電壓: 1.14 V ~ 1.26 V
安裝類型: 表面貼裝
工作溫度: 0°C ~ 85°C
封裝/外殼: 484-BBGA
供應(yīng)商設(shè)備封裝: 484-FPBGA(23x23)
2-17
Architecture
LatticeECP/EC Family Data Sheet
Figure 2-20. MAC sysDSP Element
MULTADD sysDSP Element
In this case, the operands A0 and B0 are multiplied and the result is added/subtracted with the result of the multi-
plier operation of operands A1 and A2. The user can enable the input, output and pipeline registers. Figure 2-21
shows the MULTADD sysDSP element.
Figure 2-21. MULTADD
Multiplier
x
n
m
m+n
(default)
m+n+16 bits
(default)
m+n+16 bits
(default)
Input Data
Register B
Input Data
Register A
m
n
m
n
m
Overflo
w
Register
Output
Register
Accumulator
Multiplier
Multiplicand
SignedAB
Shift Register A In
Shift Register B In
Shift Register A Out
Shift Register B Out
Output
Addn
Accumsload
Pipeline
Register
CLK (CLK0,CLK1,CLK2,CLK3)
CE (CE0,CE1,CE2,CE3)
RST(RST0,RST1,RST2,RST3)
Input
Register
Pipeline
Register
Input
Register
Pipeline
Register
Input
Register
Pipeline
Register
To
Accumulator
To
Accumulator
To
Accumulator
Overflow
signal
Multiplier
Add/Sub
Pipe
Reg
Pipe
Reg
n
m
n
m
n
m
n
m
m+n
(default)
m+n+1
(default)
m+n+1
(default)
m+n
(default)
x
n
m
n
m
n
n
m
Multiplier B0
Multiplicand A0
Multiplier B1
Multiplicand A1
Signed
Shift Register A In
Shift Register B In
Shift Register A Out
Shift Register B Out
Output
Addn
Pipeline
Register
CLK (CLK0,CLK1,CLK2,CLK3)
CE (CE0,CE1,CE2,CE3)
RST(RST0,RST1,RST2,RST3)
Input
Register
Pipeline
Register
Input
Register
Pipeline
Register
Pipeline
Register
Input Data
Register A
Input Data
Register A
Input Data
Register B
Input Data
Register B
Output
Register
To Add/Sub
相關(guān)PDF資料
PDF描述
LFECP10E-4FN256I IC FPGA 10.2KLUTS 256FPBGA
LFECP10E-5FN256C IC FPGA 10.2KLUTS 195I/O 256-BGA
LT1085CM-3.3#TR IC REG LDO 3.3V 3A DDPAK-3
MIC5320-GFYD6 TR IC REG LDO 1.8V/1.5V TSOT23-6
IDT72V51453L6BB IC FLOW CTRL MULTI QUEUE 256-BGA
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LFEC10E-5F484I 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC10E-5F672C 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC10E-5F672I 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC10E-5F900C 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet
LFEC10E-5F900I 制造商:LATTICE 制造商全稱:Lattice Semiconductor 功能描述:LatticeECP/EC Family Data Sheet