NT5CB128M8DN View Datasheet(PDF) - Nanya Technology

Part Name

Description

Manufacturer

NT5CB128M8DN

1Gb DDR3 D-die SDRAM

Nanya Technology 

NT5CB128M8DN/NT5CB64M16DP

NT5CC128M8DN/NT5CC64M16DP

1Gb DDR3 D-die SDRAM

entry to exit timing

Valid Clock Requirement after Self

Refresh Entry (SRE)

or Power-Down Entry (PDE)

tCKSRE

tCKESRmax.: -

tCKSREmin.: max(5 nCK, 10 ns)

tCKSREmax.: -

Valid Clock Requirement before Self

Refresh Exit (SRX)

tCKSRX

or Power-Down Exit (PDX) or Reset Exit

tCKSRXmin.: max(5 nCK, 10 ns)

tCKSRXmax.: -

Power Down Timings

Exit Power Down with DLL on to any valid

command;

Exit Precharge Power Down with DLL tXP

frozen to commands

not requiring a locked DLL

tXPmin.: max(3nCK, 6ns)

tXPmax.: -

Exit Precharge Power Down with DLL

frozen to commands

requiring a locked DLL

tXPDLL

tXPDLLmin.: max(10nCK, 24ns)

tXPDLLmax.: -

CKE minimum pulse width

tCKE

Command pass disable delay

tCPDED

Power Down Entry to Exit Timing

tPD

Timing of ACT command to Power Down

entry

tACTPDEN

Timing of PRE or PREA command to

Power Down entry

tPRPDEN

Timing of RD/RDA command to Power

Down entry

tRDPDEN

Timing of WR command to Power Down

entry

tWRPDEN

(BL8OTF, BL8MRS, BC4OTF)

Timing of WRA command to Power Down

entry

tWRAPDEN

(BL8OTF, BL8MRS, BC4OTF)

Timing of WR command to Power Down

entry (BC4MRS)

tWRPDEN

Timing of WRA command to Power Down

entry

tWRAPDEN

(BC4MRS)

Timing of REF command to Power Down

entry

tREFPDEN

Timing

entry

of

MRS

command

to

Power

Down

tMRSPDEN

ODT Timings

ODT turn on Latency

ODTLon

ODT turn off Latency

ODTLoff

tCKEmin.: max(3nCK ,5ns)

tCKEmax.: -

tCPDEDmin.: 2

tCPDEDmin.: -

tPDmin.: tCKE(min)

tPDmax.: 9*tREFI

tACTPDENmin.: 1, (2 for 2133)

tACTPDENmax.: -

tPRPDENmin.: 1 (2 for 2133)

tPRPDENmax.: -

tRDPDENmin.: RL+4+1

tRDPDENmax.: -

tWRPDENmin.: WL + 4 + (tWR /

tCK(avg))

tWRPDENmax.: -

tWRAPDENmin.: WL+4+WR+1

tWRAPDENmax.: -

tWRPDENmin.: WL + 2 + (tWR /

tCK(avg))tWRPDENmax.: -

tWRAPDENmin.: WL + 2 +WR + 1

tWRAPDENmax.: -

tREFPDENmin.: 1 (2 for 2133)

tREFPDENmax.: -

tMRSPDENmin.: tMOD(min)

tMRSPDENmax.: -

WL-2=CWL+AL-2

WL-2=CWL+AL-2

ODT high time without write command or

with write command and BC4

ODTH4

ODTH4min.: 4

ODTH4max.: -

ODT high time with Write command and

BL8

Asynchronous RTT turn-on delay

(Power-Down with DLL frozen)

Asynchronous RTT turn-off delay

(Power-Down with DLL frozen)

RTT turn-on

RTT_Nom and RTT_WR turn-off time

from ODTLoff reference

RTT dynamic change skew

Write Leveling Timings

First DQS/DQS# rising edge after

ODTH8

tAONPD

tAOFPD

tAON

tAOF

tADC

tWLMRD

ODTH8min.: 6

ODTH8max.: -

2

8.5

2

8.5

2

8.5

-225 225

0.3

0.7

0.3

0.7

2

8.5

-195 195

0.3

0.7

0.3

0.7

40

-

40

-

2

8.5

2

8.5

-180 180

0.3 0.7

0.3 0.7

40

-

ʳ

ʳ

ʳ

ʳ

ʳ

ʳ

ʳ

ʳ

ʳ

ʳ

nCK ʳ

ʳ

ʳ

nCK ʳ

nCK ʳ

nCK ʳ

nCK ʳ

nCK ʳ

nCK ʳ

nCK ʳ

nCK ʳ

ʳ

ʳ

nCK ʳ

nCK

nCK

nCK ʳ

ns

ʳ

ns

ʳ

ps

ʳ

tCK(avg) ʳ

tCK(avg) ʳ

nCK ʳ

REV 1.2

May. 2011

CONSUMER DRAM

© NANYA TECHNOLOGY CORP.

All rights reserved

NANYA TECHNOLOGY CORP. reserves the right to change Products and Specifications without notice.

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