参数资料
型号: QL8150-6PT280I
厂商: QUICKLOGIC CORP
元件分类: FPGA
英文描述: FPGA, 640 CLBS, 188946 GATES, PBGA280
封装: 0.80 MM PITCH, LFBGA-280
文件页数: 30/96页
文件大小: 1607K
代理商: QL8150-6PT280I
2007 QuickLogic Corporation
Eclipse II Family Data Sheet Rev. Q
36
Figure 37: RAM Cell Synchronous Write Timing
Table 22: RAM Cell Synchronous Write Timing
Symbol
Parameter
Value
Min
Max
RAM Cell Synchronous Write Timing
tSWA
WA setup time to WCLK: time the WRITE ADDRESS must be stable before the
active edge of the WRITE CLOCK
0.47 ns
-
t
HWA
WA hold time to WCLK: time the WRITE ADDRESS must be stable after the
active edge of the WRITE CLOCK
0 ns
-
tSWD
WD setup time to WCLK: time the WRITE DATA must be stable before the active
edge of the WRITE CLOCK
0.48 ns
-
tHWD
WD hold time to WCLK: time the WRITE DATA must be stable after the active
edge of the WRITE CLOCK
0 ns
-
t
SWE
WE setup time to WCLK: time the WRITE ENABLE must be stable before the
active edge of the WRITE CLOCK
0 ns
-
tHWE
WE hold time to WCLK: time the WRITE ENABLE must be stable after the active
edge of the WRITE CLOCK
0 ns
-
tWCRD
WCLK to RD (WA = RA): time between the active WRITE CLOCK edge and the
time when the data is available at RD
-
3.79 ns
tSWA
tSWD
tSWE
tHWA
tHWD
tHWE
tWCRD
old data
new data
WCLK
WA
WD
WE
RD
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