MT48LC4M32B2B5-7 Micron Technology Inc, MT48LC4M32B2B5-7 Datasheet - Page 64

• Manufacturer Part Number: MT48LC4M32B2B5-7
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48LC4M32B2B5-7

• Organization: 4Mx32
• Density: 128Mb
• Address Bus: 14b
• Access Time (max): 17/8/5.5ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: VFBGA
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 175mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

Figure 47:
PDF: 09005aef80872800/Source: 09005aef80863355
128MbSDRAMx32_2.fm - Rev. L 1/09 EN
COMMAND
A0-A9, A11
BA0, BA1
DQM 0-3
CKE
CLK
A10
DQ
Write – Full-page Burst
t CMS
t CKS
t AS
t AS
t AS
Notes:
ACTIVE
BANK
T0
ROW
ROW
t CKH
t CMH
t AH
t AH
t AH
t RCD
1. A8, A9, and A11 = “Don’t Care.”
2.
3. Page left open; no
t CL
t
T1
WR must be satisfied prior to PRECHARGE command.
NOP
t CH
t CMS
t CK
t DS
COLUMN m 1
T2
BANK
WRITE
D
IN
t CMH
t DH
m
t
RP.
t DS
D
IN
T3
NOP
m + 1
t DH
64
t DS
D
IN
T4
NOP
256 locations within same row
m + 2
t DH
Full page completed
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t DS
D
IN
T5
NOP
m + 3
t DH
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t DS
Tn + 1
D
IN
NOP
m - 1
t DH
Full-page burst does
not self-terminate. Can
use BURST TERMINATE
command to stop.
©2001 Micron Technology, Inc. All rights reserved.
128Mb: x32 SDRAM
BURST TERM
Timing Diagrams
Tn + 2
DON’T CARE
2, 3
Tn + 3
NOP