MT46V64M4P-6T:GTR Micron Technology Inc, MT46V64M4P-6T:GTR Datasheet - Page 81
![IC DDR SDRAM 256MBIT 6NS 66TSOP](/photos/7/22/72288/mfg557-66-tsop_sml.jpg)
MT46V64M4P-6T:GTR
Manufacturer Part Number
MT46V64M4P-6T:GTR
Description
IC DDR SDRAM 256MBIT 6NS 66TSOP
Manufacturer
Micron Technology Inc
Datasheet
1.MT46V16M16CY-5BK_TR.pdf
(93 pages)
Specifications of MT46V64M4P-6T:GTR
Format - Memory
RAM
Memory Type
DDR SDRAM
Memory Size
256M (64Mx4)
Speed
6ns
Interface
Parallel
Voltage - Supply
2.3 V ~ 2.7 V
Operating Temperature
0°C ~ 70°C
Package / Case
66-TSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Figure 44:
PDF: 09005aef80768abb/Source: 09005aef82a95a3a
DDR_x4x8x16_Core2.fm - 256Mb DDR: Rev. O, Core DDR: Rev. B 1/09 EN
Command
t DQSS (NOM)
t DQSS (MIN)
t DQSS (MAX)
Address
DQS
DQS
DQS
CK#
DM
DM
DM
DQ
DQ
DQ
CK
WRITE-to-READ – Odd Number of Data, Interrupting
Notes:
Bank a,
WRITE
Col b
T0
t DQSS
t DQSS
t DQSS
1. DI b = data-in for column b; DO n = data-out for column n.
2. An interrupted burst of 4 is shown; one data element is written.
3.
4. A10 is LOW with the WRITE command (auto precharge is disabled).
5. DQS is required at T1n, T2, and T2n (nominal case) to register DM.
6. If the burst of 8 is used, DM and DQS are required at T3–T3n because the READ command
t
the last two data elements).
will not mask these data elements.
DI
b
WTR is referenced from the first positive CK edge after the last desired data-in pair (not
NOP
DI
T1
b
DI
b
T1n
NOP
T2
t WTR
T2n
79
Bank a,
READ
Col n
T3
T3n
Micron Technology, Inc., reserves the right to change products or specifications without notice.
CL = 2
CL = 2
CL = 2
NOP
T4
256Mb: x4, x8, x16 DDR SDRAM
Transitioning Data
T5
NOP
©2003 Micron Technology, Inc. All rights reserved.
DO
DO
DO
n
n
n
T5n
T6
NOP
Operations
Don’t Care
T6n
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