參數(shù)資料
型號: XQ2V3000-4BG575N
廠商: Xilinx, Inc.
英文描述: QPro Virtex-II 1.5V Military QML Platform FPGAs
中文描述: QPro的Virtex - II 1.5V的軍事QML第平臺FPGA
文件頁數(shù): 21/128頁
文件大?。?/td> 2738K
代理商: XQ2V3000-4BG575N
QPro Virtex-II 1.5V Military QML Platform FPGAs
DS122 (v1.1) January 7, 2004
Product Specification
www.xilinx.com
1-800-255-7778
21
R
Figure 19
,
Figure 20
, and
Figure 21
illustrate various exam-
ple configurations.
Similar to the RAM configuration, each function generator
(LUT) can implement a 16 x 1-bit ROM. Five configurations
are
available:
ROM16x1,
ROM128x1, and ROM256x1. The ROM elements are cas-
cadable to implement wider or/and deeper ROM. ROM con-
tents are loaded at configuration.
Table 14
shows the
number of LUTs occupied by each configuration.
ROM32x1,
ROM64x1,
Figure 19:
Distributed SelectRAM (RAM16x1S)
Figure 20:
Single-Port Distributed SelectRAM
(RAM32x1S)
A[3:0]
D
D
DI
WS
WSG
WE
WCLK
RAM 16x1S
D
Q
RAM
WE
CK
A[4:1]
WG[4:1]
Output
Registered
Output
(optional)
(SR)
4
4
(BY)
DS031_02_110303
A[3:0]
D
WSG
WE0
F5MUX
WE
WCLK
RAM 32x1S
D Q
WE
CK
WSF
D
DI
WS
RAM
G[4:1]
WG[4:1]
A[4]
D
DI
WS
RAM
F[4:1]
WF[4:1]
Output
Registered
Output
(optional)
(SR)
4
(BY)
(BX)
4
DS031_03_110100
Figure 21:
Dual-Port Distributed SelectRAM
(RAM16x1D)
Table 14:
ROM Configuration
ROM
Number of LUTs
16 x 1
1
32 x 1
2
64 x 1
4
128 x 1
8 (1 CLB)
256 x 1
16 (2 CLBs)
A[3:0]
D
WSG
WE
WCLK
RAM 16x1D
WE
CK
D
DI
WS
RAM
G[4:1]
WG[4:1]
dual_port
RAM
dual_port
4
(BY)
DPRA[3:0]
A[3:0]
SPO
WSG
WE
CK
D
DI
WS
G[4:1]
WG[4:1]
DPO
4
4
DS031_04_110100
(SR)
ds122_1_1.fm Page 21 Wednesday, January 7, 2004 9:15 PM
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