MT48H4M16LFB4-75 Micron Technology Inc, MT48H4M16LFB4-75 Datasheet - Page 50

• Manufacturer Part Number: MT48H4M16LFB4-75
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48H4M16LFB4-75

• Organization: 4Mx16
• Density: 64Mb
• Address Bus: 14b
• Maximum Clock Rate: 133MHz
• Operating Supply Voltage (typ): 1.8V
• Package Type: VFBGA
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 50mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

Figure 35:
PDF: 09005aef8237ed98, Source: 09005aef8237ed68
64mb_x16_Mobile SDRAM_Y24L_2.fm - Rev. B 10/06 EN
Auto Refresh Mode
A0-A9, A11
COMMAND
BA0, BA1
DQM
A10
CLK
CKE
DQ
Note:
Precharge all
High-Z
active banks
t CKS
t CMS
t AS
SINGLE BANK
ALL BANKS
PRECHARGE
BANK(S)
T0
t AH
t CKH
t CMH
t CK
Each AUTO REFRESH command performs a REFRESH cycle. Back-to-back commands are not
required.
t RP
T1
NOP
T2
REFRESH
AUTO
t CH
t RFC
50
1
NOP
(
(
(
(
(
(
(
)
(
)
(
)
(
)
)
)
)
)
)
(
(
(
)
(
(
(
(
)
(
(
)
)
(
(
(
(
)
(
)
(
)
)
)
)
(
)
)
)
)
)
)
(
(
(
)
(
)
(
(
)
)
)
)
)
NOP
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t CL
Tn + 1
REFRESH
64Mb: 4 Meg x 16 Mobile SDRAM
AUTO
t RFC
NOP
1
(
(
(
(
(
(
)
(
)
(
(
)
(
)
)
(
)
(
)
)
)
)
)
(
(
)
)
(
(
(
(
(
(
)
(
)
(
(
)
(
)
)
)
(
)
(
)
)
)
)
)
(
)
)
(
)
NOP
©2006 Micron Technology, Inc. All rights reserved.
To + 1
ACTIVE
ROW
ROW
BANK
DON’T CARE