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ORSPI4 데이터시트(PDF) 190 Page - Lattice Semiconductor

부품명 ORSPI4
상세설명  Dual SPI4 Interface and High-Speed SERDES FPSC
PDF  263 Pages
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제조업체  LATTICE [Lattice Semiconductor]
홈페이지  http://www.latticesemi.com
Logo LATTICE - Lattice Semiconductor

ORSPI4 데이터시트(HTML) 190 Page - Lattice Semiconductor

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Lattice Semiconductor
ORCA ORSPI4 Data Sheet
190
Figure 98. HSTL Termination Scheme
Note: Refer to Technical Note TN1046 for more detailed board design guidelines for the ORSPI4 QDR Memory Controller.
ORSPI4
QDR Memory Device *
EXT_1K
VDDH (1.5V)
VDDMEM_IO (1.5V)
VTERM =
Z = 50 ohm
Z = 50 ohm
50 ohm
50 ohm
1.5 Kohm
* Refer to memory specification
for specific terminations
VDDH (1.5V)
VDDMEM_IO (1.5V)
VTERM =
Z = 50 ohm
Z = 50 ohm
75 ohm
75 ohm
PMIK(N)
&
PMIC(N)
Signals
PMID,
PMIA,
PMIWN,
PMIRN
&
PMIQ
Signals
VDDH
2
REFI =
VDDH
2
REFI =
25 ohm
VDDH
2
VDDH
2
VDDMEM_IO
2
VDDMEM_IO
2
VDDMEM_IO
2
VDDMEM_IO
2
HSTL-II
Output
Buffer
HSTL-II
Output
Buffer



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