MT48V8M32LFB5-8 IT TR Micron Technology Inc, MT48V8M32LFB5-8 IT TR Datasheet - Page 67

• Manufacturer Part Number: MT48V8M32LFB5-8 IT TR
• Description: IC SDRAM 256MBIT 125MHZ 90VFBGA
• Manufacturer: Micron Technology Inc

Specifications of MT48V8M32LFB5-8 IT TR

• Format - Memory: RAM
• Memory Type: Mobile SDRAM
• Memory Size: 256M (8Mx32)
• Speed: 125MHz
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 90-VFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 557-1107-2

Figure 45: Read – DQM Operation
PDF: 09005aef80d460f2/Source: 09005aef80cd8d41
256Mb SDRAM x32_2.fm - Rev. G 6/05
A0–A9, A11
COMMAND
BA0, BA1
DQM 0-3
CKE
CLK
A10
DQ
t CMS
t CKS
t AS
t AS
t AS
ACTIVE
T0
ROW
ROW
BANK
t CMH
t AH
t AH
t AH
t CKH
t RCD
Notes: 1. For this example, CL = 2.
t CK
T1
NOP
2. A9 and A11 = “Don’t Care.”
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
See Table 15, Electrical Characteristics and Recommended AC Operating Conditions, on
page 48.
t CMS
t CL
COLUMN m 2
T2
BANK
READ
t CH
t CMH
CL
T3
1
NOP
t LZ
t AC
67
T4
NOP
D
OUT
t OH
t HZ
m
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T5
NOP
t LZ
t AC
256Mb: x32 Mobile SDRAM
T6
NOP
D
OUT
m + 2
t AC
t OH
©2003 Micron Technology, Inc. All rights reserved.
T7
NOP
D
OUT
Timing Diagrams
t OH
m + 3
t HZ
T8
NOP
DON’T CARE
UNDEFINED