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PD488588FF Datasheet(PDF) 39 Page - Elpida Memory

Part # PD488588FF
Description  288M bits Direct Rambus DRAM for High Performance Solution
PDF  79 Pages
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Manufacturer  ELPIDA [Elpida Memory]
Direct Link  http://www.elpida.com/en
Logo ELPIDA - Elpida Memory

PD488588FF Datasheet(HTML) 39 Page - Elpida Memory

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Data Sheet
E0251N20 (Ver. 2.0)
39
µµµµPD488588FF-C80-40
Table 22-1 Control Register Summary (2/2)
SA11..SA0
Register
Field
read-write/ read-only
Description
04716
PDNX
PDNX
read-write, 13 bits
PDN exit. Specifies length of PDN exit phase A + phase B.
04816
TPARM
TCAS
read-write, 2 bits
tCAS-C core parameter. Determines tOFFP datasheet parameter.
TCLS
read-write, 2 bits
tCLS-C core parameter. Determines tCAC and tOFFP parameters.
TCDLY0
read-write, 3 bits
tCDLY0-C core parameter. Programmable delay for read data.
04916
TFRM
TFRM
read-write, 4 bits
tFRM-C core parameter. Determines ROW - COL packet framing interval.
04a16
TCDLY1 TCDLY1
read-write, 3 bits
tCDLY-1 core parameter. Programmable delay for read data.
04c16
TCYCLE TCYCLE
read-write, 14 bits
tCYCLE datasheet parameter. Specifies cycle time in 64ps units.
04b16
SKIP
AS
read-only, 1 bit
Autoskip value established by the SETF command.
MSE
read-write, 1 bit
Manual skip enable. Allows the MS value to override the AS value.
MS
read-write, 1 bit
Manual skip value.
04d16-
TEST77 TEST77
read-write, 16 bits
Test register. Write with zero after SIO reset.
04e16-
TEST78 TEST78
read-write, 16 bits
Test register. Do not read or write after SIO reset.
04f16-
TEST79 TEST79
read-write, 16 bits
Test register. Do not read or write after SIO reset.
08016-Off16
reserved reserved
vendor-specific
Vendor-specific test registers. Do not read or write after SIO reset.



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