参数资料
型号: EPF10K200SFC484-1X
厂商: Altera
文件页数: 14/100页
文件大小: 0K
描述: IC FLEX 10KS FPGA 200K 484-FBGA
产品培训模块: Three Reasons to Use FPGA's in Industrial Designs
标准包装: 60
系列: FLEX-10KE®
LAB/CLB数: 1248
逻辑元件/单元数: 9984
RAM 位总计: 98304
输入/输出数: 369
门数: 513000
电源电压: 2.375 V ~ 2.625 V
安装类型: 表面贴装
工作温度: 0°C ~ 85°C
封装/外壳: 484-BGA
供应商设备封装: 484-FBGA(23x23)
其它名称: EPF10K200SFC4841X
20
Altera Corporation
FLEX 10KE Embedded Programmable Logic Devices Data Sheet
Cascade Chain
With the cascade chain, the FLEX 10KE architecture can implement
functions that have a very wide fan-in. Adjacent LUTs can be used to
compute portions of the function in parallel; the cascade chain serially
connects the intermediate values. The cascade chain can use a logical AND
or logical OR (via De Morgan’s inversion) to connect the outputs of
adjacent LEs. An a delay as low as 0.6 ns per LE, each additional LE
provides four more inputs to the effective width of a function. Cascade
chain logic can be created automatically by the Altera Compiler during
design processing, or manually by the designer during design entry.
Cascade chains longer than eight bits are implemented automatically by
linking several LABs together. For easier routing, a long cascade chain
skips every other LAB in a row. A cascade chain longer than one LAB
skips either from even-numbered LAB to even-numbered LAB, or from
odd-numbered LAB to odd-numbered LAB (e.g., the last LE of the first
LAB in a row cascades to the first LE of the third LAB). The cascade chain
does not cross the center of the row (e.g., in the EPF10K50E device, the
cascade chain stops at the eighteenth LAB and a new one begins at the
nineteenth LAB). This break is due to the EAB’s placement in the middle
of the row.
Figure 10 shows how the cascade function can connect adjacent LEs to
form functions with a wide fan-in. These examples show functions of
4n variables implemented with n LEs. The LE delay is 0.9 ns; the cascade
chain delay is 0.6 ns. With the cascade chain, 2.7 ns are needed to decode
a 16-bit address.
Figure 10. FLEX 10KE Cascade Chain Operation
LE1
LUT
LE2
LUT
d[3..0]
d[7..4]
d[(4n – 1)..(4n – 4)]
d[3..0]
d[7..4]
LEn
LE1
LE2
LEn
LUT
AND Cascade Chain
OR Cascade Chain
d[(4n – 1)..(4n – 4)]
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EPF10K200SFC484-2 功能描述:FPGA - 现场可编程门阵列 FPGA - Flex 10K 1248 LABs 369 IOs RoHS:否 制造商:Altera Corporation 系列:Cyclone V E 栅极数量: 逻辑块数量:943 内嵌式块RAM - EBR:1956 kbit 输入/输出端数量:128 最大工作频率:800 MHz 工作电源电压:1.1 V 最大工作温度:+ 70 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-256
EPF10K200SFC484-2N 功能描述:FPGA - 现场可编程门阵列 FPGA - Flex 10K 1248 LABs 369 IOs RoHS:否 制造商:Altera Corporation 系列:Cyclone V E 栅极数量: 逻辑块数量:943 内嵌式块RAM - EBR:1956 kbit 输入/输出端数量:128 最大工作频率:800 MHz 工作电源电压:1.1 V 最大工作温度:+ 70 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-256
EPF10K200SFC484-2X 功能描述:FPGA - 现场可编程门阵列 FPGA - Flex 10K 1248 LABs 369 IOs RoHS:否 制造商:Altera Corporation 系列:Cyclone V E 栅极数量: 逻辑块数量:943 内嵌式块RAM - EBR:1956 kbit 输入/输出端数量:128 最大工作频率:800 MHz 工作电源电压:1.1 V 最大工作温度:+ 70 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-256
EPF10K200SFC484-3 功能描述:FPGA - 现场可编程门阵列 FPGA - Flex 10K 1248 LABs 369 IOs RoHS:否 制造商:Altera Corporation 系列:Cyclone V E 栅极数量: 逻辑块数量:943 内嵌式块RAM - EBR:1956 kbit 输入/输出端数量:128 最大工作频率:800 MHz 工作电源电压:1.1 V 最大工作温度:+ 70 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-256
EPF10K200SFC484-3N 功能描述:FPGA - 现场可编程门阵列 FPGA - Flex 10K 1248 LABs 369 IOs RoHS:否 制造商:Altera Corporation 系列:Cyclone V E 栅极数量: 逻辑块数量:943 内嵌式块RAM - EBR:1956 kbit 输入/输出端数量:128 最大工作频率:800 MHz 工作电源电压:1.1 V 最大工作温度:+ 70 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-256