參數(shù)資料
型號: GS8182S18BD-250I
廠商: GSI TECHNOLOGY
元件分類: SRAM
英文描述: 1M X 18 DDR SRAM, 0.45 ns, PBGA165
封裝: 13 X 15 MM, 1 MM PITCH, FPBGA-165
文件頁數(shù): 25/37頁
文件大?。?/td> 564K
代理商: GS8182S18BD-250I
GS8182S08/09/18/36BD-400/375/333/300/250/200/167
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.03b 6/2010
31/37
2007, GSI Technology
JTAG Port Timing Diagram
tTH
tTS
tTKQ
tTH
tTS
tTH
tTS
tTKL
tTKH
tTKC
TCK
TDI
TMS
TDO
Parallel SRAM input
JTAG Port AC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
TCK Cycle Time
tTKC
50
ns
TCK Low to TDO Valid
tTKQ
20
ns
TCK High Pulse Width
tTKH
20
ns
TCK Low Pulse Width
tTKL
20
ns
TDI & TMS Set Up Time
tTS
10
ns
TDI & TMS Hold Time
tTH
10
ns
JTAG Port AC Electrical Characteristics
Parameter
Symbol
Min.
Max
Unit
TCK Cycle Time
tCHCH
50
ns
TCK High Pulse Width
tCHCL
20
ns
TCK Low Pulse Width
tCLCH
20
ns
TMS Input Setup Time
tMVCH
5
ns
TMS Input Hold Time
tCHMX
5
ns
TDI Input Setup Time
tDVCH
5
ns
TDI Input Hold Time
tCHDX
5
ns
SRAM Input Setup Time
tSVCH
5
ns
SRAM Input Hold Time
tCHSX
5
ns
Clock Low to Output Valid
tCLQV
0
10
ns
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