MT48LC4M16A2B4-7E:G Micron Technology Inc, MT48LC4M16A2B4-7E:G Datasheet - Page 59

• Manufacturer Part Number: MT48LC4M16A2B4-7E:G
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48LC4M16A2B4-7E:G

• Organization: 4Mx16
• Density: 64Mb
• Address Bus: 14b
• Access Time (max): 5.4ns
• 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: 150mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

Figure 42:
PDF: 09005aef80725c0b/Source: 09005aef806fc13c
64MSDRAM_2.fm - Rev. N 12/08 EN
DQML, DQMH
A0–A9, A11
COMMAND
BA0, BA1
DQM /
CLK
CKE
A10
DQ
t CMS
t CKS
t AS
t AS
t AS
Single READ – Without Auto Precharge
ACTIVE
ROW
ROW
T0
BANK
t CMH
t CKH
t AH
t AH
t AH
Notes:
t RCD
t RAS
t RC
t CK
T1
NOP
1. For this example, BL = 1, CL = 2, and the READ burst is followed by a “manual”
2. x16: A8, A9 and A11 = “Don’t Care”
3. PRECHARGE command not allowed or
PRECHARGE.
x8: A9 and A11 = “Don’t Care”
x4: A11 = “Don’t Care”
DISABLE AUTO PRECHARGE
t CMS
t CL
COLUMN m
BANK
T2
READ
t CMH
t CH
CAS Latency
2
T3
NOP
t LZ
t AC
59
T4
NOP
D
OUT
t OH
3
t HZ
m
t
Micron Technology, Inc., reserves the right to change products or specifications without notice.
SINGLE BANKS
RAS would be violated.
PRECHARGE
ALL BANKS
BANK(S)
T5
t RP
T6
NOP
64Mb: x4, x8, x16 SDRAM
©2000 Micron Technology, Inc. All rights reserved.
ACTIVE
BANK
ROW
T7
ROW
Timing Diagrams
T8
NOP
DON’T CARE
UNDEFINED