参数资料
型号: XC3S50AN-4TQ144I
厂商: Xilinx Inc
文件页数: 71/123页
文件大小: 0K
描述: IC FPGA SPARTAN 3AN 144TQFP
标准包装: 60
系列: Spartan®-3AN
LAB/CLB数: 176
逻辑元件/单元数: 1584
RAM 位总计: 55296
输入/输出数: 108
门数: 50000
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: 144-LQFP
供应商设备封装: 144-TQFP(20x20)
Spartan-3AN FPGA Family: DC and Switching Characteristics
DS557 (v4.1) April 1, 2011
Product Specification
51
Block RAM Timing
Table 38: Block RAM Timing
Symbol
Description
Speed Grade
Units
-5
-4
Min
Max
Min
Max
Clock-to-Output Times
TRCKO
When reading from block RAM, the delay from the active
transition at the CLK input to data appearing at the DOUT
output
–2.06
–2.49
ns
Setup Times
TRCCK_ADDR Setup time for the ADDR inputs before the active transition at
the CLK input of the block RAM
0.32
–0.36
–ns
TRDCK_DIB
Setup time for data at the DIN inputs before the active
transition at the CLK input of the block RAM
0.28
–0.31
–ns
TRCCK_ENB
Setup time for the EN input before the active transition at the
CLK input of the block RAM
0.69
–0.77
–ns
TRCCK_WEB
Setup time for the WE input before the active transition at the
CLK input of the block RAM
1.12
–1.26
–ns
Hold Times
TRCKC_ADDR Hold time on the ADDR inputs after the active transition at the
CLK input
0
–0
–ns
TRCKD_DIB
Hold time on the DIN inputs after the active transition at the
CLK input
0
–0
–ns
TRCKC_ENB
Hold time on the EN input after the active transition at the CLK
input
0
–0
–ns
TRCKC_WEB
Hold time on the WE input after the active transition at the CLK
input
0
–0
–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 10.
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