MT48H4M16LFB4-8 Micron Technology Inc, MT48H4M16LFB4-8 Datasheet - Page 35

• Manufacturer Part Number: MT48H4M16LFB4-8
• Description: IC SDRAM 64MBIT 125MHZ 54VFBGA
• Manufacturer: Micron Technology Inc

Specifications of MT48H4M16LFB4-8

• Format - Memory: RAM
• Memory Type: Mobile SDRAM
• Memory Size: 64M (4M x 16)
• Speed: 125MHz
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 54-VFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NOTE:
NOTE:
pdf: 09005aef80a63953, source: 09005aef808a7edc
Y25L_64Mb_2.fm - Rev. E 11/04 EN
1. PRE = PRECHARGE command, LMR = LOAD MODE REGISTER command, AR = AUTO REFRESH command, ACT = ACTIVE
2. Optional refresh command.
3. Device timing is -10 with 104 MHz clock.
1. CAS latency indicated in parentheses.
SYMBOL
t
t
command, RA = Row Address, BA = Bank Address
CK (3)
CK (2)
t
t
t
t
AH
AS
CH
CL
DQML, DQMU
1
COMMAND
A0-A9, A11
BA0, BA1
MIN
2.5
9.6
CKE
A10
CLK
DQ
1
3
3
8
3
-8
Power-up:
V
CLK stable
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MAX
T = 100µs
and
100
100
t
Figure 31: Initialize and Load Mode Register
CMS
t
CKS
T0
NOP
t
t
High-Z
CKH
CMH
MIN
2.5
9.6
12
1
3
3
-10
ALL BANKS
t
AS
PRE
T1
MAX
t AH
100
100
t
CK
t
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Load Extended
Mode Register
UNITS
T3
AR
ns
ns
ns
ns
ns
ns
t
MRD
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Load Mode
Register
35
T5
AR
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MRD
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SYMBOL
t AS t AH
t
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t
AS
t
CMH
MRD
t
BA0 = L,
BA1 = H
CKH
CMS
Micron Technology, Inc., reserves the right to change products or specifications without notice.
CODE
CKS
RFC
t
CODE
LMR
RP
T7
t
AH
t
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BA0 = L,
BA1 = H
MIN
BA0 = L,
BA1 = L
CODE
CODE
2.5
2.5
LMR
80
19
T9
1
1
2
t
-8
RFC
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MAX
ALL BANKS
t
AS
PRE 2
T19
t
MOBILE SDRAM
AH
1
©2003 Micron Technology, Inc. All rights reserved.
t
RFC
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MIN
100
2.5
2.5
20
1
1
2
DON’T CARE
T29
ACT
RA
RA
RA
64Mb: x16
-10
MAX
UNITS
t
ns
ns
ns
ns
CK
ns
ns