MT48LC8M32B2P-6 Micron Technology Inc, MT48LC8M32B2P-6 Datasheet - Page 38

• Manufacturer Part Number: MT48LC8M32B2P-6
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48LC8M32B2P-6

• Organization: 8Mx32
• Density: 256Mb
• Address Bus: 14b
• Access Time (max): 17/7.5/5.5ns
• Maximum Clock Rate: 166MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 165mA
• Pin Count: 86
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

NOTE:
09005aef8140ad6d
MT48LC8M32B2_2.fm - Rev. B 10/04 EN
1. The mode register may be loaded prior to the AUTO REFRESH cycles if desired.
2. Outputs are guaranteed High-Z after command is issued.
COMMAND
A0–A9, A11
DQM 0–3
BA0, BA1
CLK
CKE
A10
DQ
T = 100µs
(
(
(
(
(
(
)
(
(
(
)
(
)
(
)
(
)
(
)
(
)
)
Power-up:
V
CK stable
)
)
)
)
)
(
)
(
(
(
(
(
)
(
(
(
)
(
)
(
)
(
)
(
)
(MIN)
(
)
)
)
)
)
)
)
)
DD
and
t CKS
t CMS
T0
NOP
t CKH
High-Z
t CMH
SINGLE BANK
t CMS
ALL BANKS
t CK
Figure 31: Initialize and Load Mode Register
PRECHARGE
BANKS
T1
ALL
t CMH
Precharge
all banks
(
(
(
(
(
(
(
(
t RP
(
)
(
)
(
)
(
)
(
)
(
)
(
)
)
)
)
)
)
)
)
)
(
(
(
(
(
(
(
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
)
)
)
)
)
)
)
t CMS
Tn + 1
REFRESH
AUTO
t CMH
t CH
AUTO REFRESH
NOP
t RFC
(
(
(
(
(
(
)
(
)
)
)
)
)
(
)
(
(
(
(
(
)
)
)
)
)
)
(
(
(
(
(
(
)
(
)
)
)
)
)
(
(
(
(
(
(
)
)
)
)
)
)
)
NOP
38
t CL
To + 1
REFRESH
AUTO
AUTO REFRESH
Micron Technology, Inc., reserves the right to change products or specifications without notice.
NOP
t RFC
(
(
(
(
(
(
(
(
)
(
)
(
)
(
)
(
)
(
)
)
)
)
)
)
)
)
(
(
(
(
(
(
(
(
)
(
)
(
)
(
)
(
)
(
)
)
)
)
)
)
)
)
NOP
t AS
t AS
LOAD MODE
Tp + 1
REGISTER
CODE
CODE
t AH
t AH
Program Mode Register
©2003 Micron Technology, Inc. All rights reserved.
t MRD
Tp + 2
256Mb: x32
NOP
SDRAM
1, 2
Tp + 3
ACTIVE
BANK
ROW
ROW
DON’T CARE
UNDEFINED