MT46H8M32LFB5-75:A TR Micron Technology Inc, MT46H8M32LFB5-75:A TR Datasheet - Page 34
![IC DDR SDRAM 256MBIT 90VFBGA](/photos/7/23/72313/mfg557-90-vfbga_sml.jpg)
MT46H8M32LFB5-75:A TR
Manufacturer Part Number
MT46H8M32LFB5-75:A TR
Description
IC DDR SDRAM 256MBIT 90VFBGA
Manufacturer
Micron Technology Inc
Datasheet
1.MT46H16M16LFBF-6A_TR.pdf
(79 pages)
Specifications of MT46H8M32LFB5-75:A TR
Format - Memory
RAM
Memory Type
Mobile DDR SDRAM
Memory Size
256M (8Mx32)
Speed
133MHz
Interface
Parallel
Voltage - Supply
1.7 V ~ 1.95 V
Operating Temperature
0°C ~ 70°C
Package / Case
90-VFBGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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Figure 19:
PDF: 09005aef82091978 / Source: 09005aef8209195b
MT46H16M16LF__2.fm - Rev. H 6/08 EN
Command
Command
Address
Address
READ-to-WRITE
DQS
DQS
CK#
CK#
DM
DM
DQ
DQ
CK
CK
Notes:
READ
Bank,
Col n
READ
Bank,
Col n
T0
T0
5. CKE = HIGH.
1. D
2. D
3. BL = 4 in the cases shown (applies for bursts of 8 as well; if BL = 2, the BST command shown
4. Shown with nominal
5. BST = BURST TERMINATE command; page remains open.
6. CKE = HIGH.
can be a NOP).
OUT
IN
b = data-in from column b.
n = data-out from column n.
BST
BST
T1
T1
5
CL = 2
5
CL = 3
T1n
t
AC,
D
OUT
n
NOP
T2
NOP
T2
t
DQSCK, and
34
D
n+1
T2n
T2n
OUT
D
OUT
n
WRITE
NOP
Bank,
Col b
T3
T3
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t
256Mb: x16, x32 Mobile DDR SDRAM
DQSQ.
t DQSS (NOM)
Transitioning data
D
n+1
OUT
T3n
T3n
WRITE
Bank,
T4
Col b
D
T4
NOP
b
IN
t DQSS (NOM)
T4n
T4n
b+1
D
IN
©2005 Micron Technology, Inc. All rights reserved.
b+2
D
D
T5
T5
NOP
NOP
b
Don’t Care
IN
IN
b+1
T5n
D
T5n
b+3
D
IN
IN
Operations
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