MT48LC4M16A2P-7E:GTR Micron Technology Inc, MT48LC4M16A2P-7E:GTR Datasheet - Page 56

• Manufacturer Part Number: MT48LC4M16A2P-7E:GTR
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48LC4M16A2P-7E:GTR

• Organization: 4Mx16
• Density: 64Mb
• Address Bus: 14b
• Access Time (max): 5.4ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• 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 39:
PDF: 09005aef80725c0b/Source: 09005aef806fc13c
64MSDRAM_2.fm - Rev. N 12/08 EN
DQML, DQMH
Self Refresh Mode
COMMAND
A0–A9, A11
BA0, BA1
DQM/
Notes:
CKE
A10
CLK
DQ
High-Z
Precharge all
t CKS
active banks
t CMS
SINGLE BANK
t
AS
PRECHARGE
ALL BANKS
BANK(S)
T0
1. No maximum time limit for self refresh mode.
2.
3. Self refresh mode not supported on automotive temperature (AT) devices.
t CKH
t CMH
t
AH
t CK
t
XSR requires minimum of two clocks regardless of frequency and timing.
t RP
T1
NOP
t CH
Enter self refresh mode
t CKS
t CL
REFRESH
AUTO
CLK stable prior to exiting
T2
self refresh mode
≥
t RAS(MIN)
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1
(Restart refresh time base)
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Exit self refresh mode
Tn + 1
NOP
t XSR
t
RAS(MAX) applies to non-self refresh mode.
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or COMMAND
INHIBIT
To + 1
64Mb: x4, x8, x16 SDRAM
©2000 Micron Technology, Inc. All rights reserved.
To + 2
REFRESH
AUTO
Timing Diagrams
DON’T CARE