MT48H4M16LFB4-75:H TR Micron Technology Inc, MT48H4M16LFB4-75:H TR Datasheet - Page 27

IC SDRAM 64MBIT 133MHZ 54VFBGA

MT48H4M16LFB4-75:H TR

Manufacturer Part Number
MT48H4M16LFB4-75:H TR
Description
IC SDRAM 64MBIT 133MHZ 54VFBGA
Manufacturer
Micron Technology Inc
Datasheet

Specifications of MT48H4M16LFB4-75:H TR

Format - Memory
RAM
Memory Type
Mobile SDRAM
Memory Size
64M (4M x 16)
Speed
133MHz
Interface
Parallel
Voltage - Supply
1.7 V ~ 1.9 V
Operating Temperature
0°C ~ 70°C
Package / Case
54-VFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
557-1392-2
Figure 21:
Figure 22:
PDF: 09005aef8237ed98/Source: 09005aef8237ed68
64mb_x16_Mobile SDRAM_Y24L_2.fm - Rev. C 10/07 EN
WRITE-to-PRECHARGE
Terminating a WRITE Burst
Note:
Note:
t WR @ t CLK ≥ 15ns
t WR = t CLK < 15ns
Command
Command
Command
Address
Address
Address
DQM could remain LOW in this example if the WRITE burst is a fixed length of two.
DQM is LOW.
DQM
DQM
CLK
DQ
DQ
CLK
DQ
Transitioning Data
Bank a ,
Bank a ,
WRITE
WRITE
Col n
Col n
D
D
T0
n
n
IN
IN
WRITE
Bank,
Col n
D
T0
n
IN
n + 1
n + 1
NOP
NOP
T1
D
D
IN
IN
TERMINATE
BURST
t
WR
T1
PRECHARGE
( a or all)
Bank
NOP
T2
27
t
COMMAND
WR
Don’t Care
(Address)
(Data)
Transitioning Data
PRECHARGE
T2
NEXT
( a or all)
Bank
T3
NOP
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t RP
64Mb: 4 Meg x 16 Mobile SDRAM
NOP
NOP
T4
t RP
Bank a ,
ACTIVE
Row
NOP
T5
Don’t Care
Bank a ,
ACTIVE
Row
NOP
T6
©2006 Micron Technology, Inc. All rights reserved.
Operations

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