Transcend TS2M3660G Datový list stáhnout pdf (Strana 6)

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8MB 72 PIN FAST PAGE

DRAM SIMM With 1Mx16 5VOLT

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Transcend Information Inc.

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AC CHARACTERISTICS

(0TA70  Vcc=5.0V10%, See notes 1, 2)

Test condition: Vih/Vil=2.4/0.8V, Voh/Vol=2.4/0.4V, output loading CL=100pF

Parameter Symbol Min Max

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Unit

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Note

/CAS hold time t

CSH

 60 ns

/CAS pulse width t

CAS

 15 10K ns

/RAS to /CAS delay time t

RCD

 20 45 ns 4

/RAS to column address delay time t

RAD

 15 30 ns 10

/CAS to /RAS precharge time t

CRP

 5 ns

Row address set-up time t

ASR

 0 ns

Row address hold time t

RAH

 10 ns

Column address set-up time t

ASC

 0 ns

Column address hold time t

CAH

 10 ns

Column address to /RAS lead time t

RAL

 30 ns

Read command set-up time t

RCS

 0 ns

Read command hold referenced to /CAS t

RCH

 0 ns 8

Read command hold referenced to /RAS t

RRH

 0 ns 8

Write command hold time t

WCH

 10 ns

Write command pulse width t

 10 ns

rite command to /RAS lead time t

RWL

 15 ns

rite command to /CAS lead time t

CWL

 15 ns

Date set-up time t

 0 ns 9

Date hold time t

 10 ns 9

Refresh period t

REF

 16 ms

rite command set-up time t

WCS

 0 ns 7

/CAS setup time(/CAS-before-/RAS refresh) t

CSR

 5 ns

/CAS hold time (/CAS-before-/RAS refresh) t

CHR

 10 ns

/RAS to /CAS precharge time t

RPC

 5 ns

Access time from /CAS precharge t

CPA

 35 ns 3

Fast page mode cycle time t

 40 ns

/CAS precharge time (Fast page cycle) t

 10 ns

/RAS pulse width (Fast page cycle) t

RASP

60 200K ns

/W to /RAS precharge time (C-B-R refresh) t

WRP

 10 ns

/W to /RAS hold time (C-B-R refresh) t

WRH

 10 ns

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TS2M3660G -- Block Diagram 2

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