参数资料
型号: XC3SD3400A-4CSG484LI
厂商: Xilinx Inc
文件页数: 38/101页
文件大小: 0K
描述: IC FPGA SPARTAN 3 DSP 484CSGBGA
标准包装: 84
系列: Spartan®-3A DSP
LAB/CLB数: 5968
逻辑元件/单元数: 53712
RAM 位总计: 2322432
输入/输出数: 309
门数: 3400000
电源电压: 1.14 V ~ 1.26 V
安装类型: 表面贴装
工作温度: -40°C ~ 100°C
封装/外壳: 484-FBGA,CSPBGA
供应商设备封装: 484-CSPBGA
其它名称: 122-1723
XC3SD3400A-4CSG484LI-ND
Spartan-3A DSP FPGA Family: DC and Switching Characteristics
DS610 (v3.0) October 4, 2010
Product Specification
41
Block RAM Timing
Table 33: Block RAM Timing
Symbol
Description
Speed Grade
Units
-5
-4
Min
Max
Min
Max
Clock-to-Output Times
TRCKO_DOA_NC When reading from block RAM, the delay from the active transition at
the CLK input to data appearing at the DOUT output
–2.38
–2.80
ns
TRCKO_DOA
Clock CLK to DOUT output (with output register)
–1.24
–1.45
ns
Setup Times
TRCCK_ADDR
Setup time for the ADDR inputs before the active transition at the CLK
input of the block RAM
0.40
–0.46
–ns
TRDCK_DIB
Setup time for data at the DIN inputs before the active transition at the
CLK input of the block RAM
0.29
–0.33
–ns
TRCCK_ENB
Setup time for the EN input before the active transition at the CLK input
of the block RAM
0.51
–0.60
–ns
TRCCK_WEB
Setup time for the WE input before the active transition at the CLK input
of the block RAM
0.64
–0.75
–ns
TRCCK_REGCE
Setup time for the CE input before the active transition at the CLK input
of the block RAM
0.34
–0.40
–ns
TRCCK_RST
Setup time for the RST input before the active transition at the CLK
input of the block RAM
0.22
–0.25
–ns
Hold Times
TRCKC_ADDR
Hold time on the ADDR inputs after the active transition at the CLK
input
0.09
–0.10
–ns
TRCKC_DIB
Hold time on the DIN inputs after the active transition at the CLK input
0.09
–0.10
–ns
TRCKC_ENB
Hold time on the EN input after the active transition at the CLK input
0.09
–0.10
–ns
TRCKC_WEB
Hold time on the WE input after the active transition at the CLK input
0.09
–0.10
–ns
TRCKC_REGCE
Hold time on the CE input after the active transition at the CLK input
0.09
–0.10
–ns
TRCKC_RST
Hold time on the RST input after the active transition at the CLK input
0.09
–0.10
–ns
Clock Timing
TBPWH
High pulse width of the CLK signal
1.56
–1.79
–ns
TBPWL
Low pulse width of the CLK signal
1.56
–1.79
–ns
Clock Frequency
FBRAM
Block RAM clock frequency
0
320
0
280
MHz
Notes:
1.
The numbers in this table are based on the operating conditions set forth in Table 7.
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