MT47H128M8HQ-37EL MICRON [Micron Technology], MT47H128M8HQ-37EL Datasheet - Page 114
![no-image](/images/no-image-200.jpg)
MT47H128M8HQ-37EL
Manufacturer Part Number
MT47H128M8HQ-37EL
Description
DDR2 SDRAM
Manufacturer
MICRON [Micron Technology]
Datasheet
1.MT47H128M8HQ-37EL.pdf
(131 pages)
- Current page: 114 of 131
- Download datasheet (10Mb)
Figure 68: Self Refresh
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. T 02/10 EN
DQS#, DQS
Command
Address
ODT 6
CKE 1
CK#
CK 1
DM
DQ
t AOFD/ t AOFPD 6
NOP
T0
t CH
t RP 8
Notes:
Enter self refresh
mode (synchronous)
t CL
REF
10. Upon exiting SELF REFRESH, ODT must remain LOW until
T1
1. Clock must be stable and meeting
2. Self refresh exit is asynchronous; however,
3. CKE must stay HIGH until
4. NOP or DESELECT commands are required prior to exiting self refresh until state Tc0,
5.
6. ODT must be disabled and R
7.
8. Device must be in the all banks idle state prior to entering self refresh mode.
9. After self refresh has been entered,
refresh mode and at least 1 ×
ing clock edge where CKE HIGH satisfies
may go back LOW after
which allows any nonREAD command.
t
ing self refresh at state T1.
t
refresh.
XSNR is required before any nonREAD command can be applied.
XSRD (200 cycles of CK) is required before a READ command can be applied at state Td0.
t CK 1
T2
t CKE (MIN) 9
Ta0
t
t CK 1
XSNR is satisfied.
114
t
Exit self refresh
mode (asynchronous)
XSRD is met; however, if self refresh is being re-entered, CKE
TT
t
Ta1
off (
CK prior to exiting self refresh mode.
t
t
CK specifications at least 1 ×
AOFD and
t
Micron Technology, Inc. reserves the right to change products or specifications without notice.
CKE (MIN) must be satisfied prior to exiting self
t ISXR 2
NOP 4
t
ISXR.
Ta2
t
XSNR and
1Gb: x4, x8, x16 DDR2 SDRAM
t
t CKE 3
AOFPD have been satisfied) prior to enter-
t XSNR 2, 5, 10
NOP 4
Tb0
t
Indicates a break in
time scale
XSRD timing starts at the first ris-
t XSRD 2, 7
t
XSRD is satisfied.
© 2004 Micron Technology, Inc. All rights reserved.
Valid 5
Valid
t
CK after entering self
Tc0
SELF REFRESH
Don’t Care
Valid 7
Valid 5
Td0
t IH
t IH
Related parts for MT47H128M8HQ-37EL
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![MT4C1M16C3](/images/no-image3.png)
Part Number:
Description:
FPM DRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT4LC1M16E5](/images/no-image3.png)
Part Number:
Description:
EDO DRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT32LD3264A](/images/no-image3.png)
Part Number:
Description:
DRAM MODULE
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT44K16M36](/images/no-image3.png)
Part Number:
Description:
576Mb: x18, x36 RLDRAM 3
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT46H16M16](/images/no-image3.png)
Part Number:
Description:
Mobile Double Data Rate (DDR) SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT46V128M8](/images/no-image3.png)
Part Number:
Description:
DOUBLE DATA RATE (DDR) SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT46V16M8TG-8L](/images/no-image3.png)
Part Number:
Description:
DOUBLE DATA RATE DDR SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT46V32M8](/images/no-image3.png)
Part Number:
Description:
Double Data Rate (DDR) SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT46V64M4FJ-6](/images/no-image3.png)
Part Number:
Description:
DOUBLE DATA RATE DDR SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48H16M16LF](/images/no-image3.png)
Part Number:
Description:
256Mb: 16 Meg x 16, 8 Meg x 32 Mobile SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48H16M32LFCJ-75](/images/no-image3.png)
Part Number:
Description:
512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48LC128M4A2TG](/images/no-image3.png)
Part Number:
Description:
SYNCHRONOUS DRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48LC128M4A2_07](/images/no-image3.png)
Part Number:
Description:
512Mb x4, x8, x16 SDRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48LC32M4A1TG](/images/no-image3.png)
Part Number:
Description:
SYNCHRONOUS DRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet:
![MT48LC32M4A2FC-8ELIT](/images/no-image3.png)
Part Number:
Description:
SYNCHRONOUS DRAM
Manufacturer:
MICRON [Micron Technology]
Datasheet: