参数资料
型号: OR4E062BM680-DB
厂商: LATTICE SEMICONDUCTOR CORP
元件分类: FPGA
英文描述: FPGA, 2024 CLBS, 515000 GATES, PBGA680
封装: PLASTIC, FBGA-680
文件页数: 109/151页
文件大小: 2680K
代理商: OR4E062BM680-DB
60
Lattice Semiconductor
Data Sheet
September, 2002
ORCA Series 4 FPGAs
FPGA States of Operation (continued)
5-2761(F)
Figure 35. Start-Up Waveforms
Di
C1
C2
C3
C4
F
C1
C2
C3
C4
C1
C2
C3
C4
C1, C2, C3, OR C4
Di + 1
Di
Di + 2
Di + 3
Di + 4
Di + 1
Di
Di + 2
Di + 3
Di + 4
ORCA CCLK_SYNC
DONE IN
U1
U2
U3
U4
F
U1
U2
U3
U4
U1
U2
U3
U4
ORCA UCLK_NOSYNC
Di
Di + 1
Di + 2
Di + 3
ORCA UCLK_SYNC
UCLK PERIOD
SYNCHRONIZATION UNCERTAINTY
DONE IN
F
C1
U1, U2, U3, OR U4
DONE
I/O
GSRN
ACTIVE
DONE
I/O
GSRN
ACTIVE
DONE
I/O
GSRN
ACTIVE
DONE
I/O
GSRN
ACTIVE
UCLK
F = FINISHED, NO MORE CLKS REQUIRED.
CCLK
F
ORCA CCLK_NOSYNC
Di + 4
Di + 3
Di + 2
Di + 1
PERIOD
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