MC-458CB64ESB-A10B Ver la hoja de datos (PDF) - Elpida Memory, Inc

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MC-458CB64ESB-A10B

8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE (SO DIMM)

Elpida Memory, Inc 

Asynchronous Characteristics

Parameter

Symbol

-A 10B

Unit

MIN.

MAX.

REF to REF/ACT command period

ACT to PRE command period

tRC

90

ns

tRAS

60

120,000

ns

PRE to ACT command period

tRP

30

ns

Delay time ACT to READ/WRITE command

tRCD

30

ns

ACT(0) to ACT(1) command period

tRRD

20

ns

Data-in to PRE command period

tDPL

10

ns

Data-in to ACT(REF) command /CAS latency = 3

tDAL3

1CLK+30

ns

period (Auto precharge)

/CAS latency = 2

tDAL2

1CLK+30

ns

Mode register set cycle time

tRSC

2

CLK

Transition time

tT

1

30

ns

Refresh time (4,096 refresh cycles)

tREF

64

ms

Note

Data Sheet E0068N10

9

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