mt48h16m32lfcm-75-it Micron Semiconductor Products, mt48h16m32lfcm-75-it Datasheet - Page 60

• Manufacturer Part Number: mt48h16m32lfcm-75-it
• Description: 512mb 32 Meg X 16, 16 Meg X 32 Mobile Sdram Features
• Manufacturer: Micron Semiconductor Products

Figure 39:
PDF: 09005aef82ea3742/Source: 09005aef82ea3752
sdr_mobile_sdram_cmd_op_timing_dia_fr4.08__4.fm - Rev. B 4/08 EN
Command
BA0, BA1
Address
DQM
CLK
CKE
A10
DQ
t CMS
t CKS
t AS
t AS
t AS
ACTIVE
T0
Bank
Row
Row
READ without Auto Precharge
t CMH
t AH
t AH
t AH
t CKH
t RCD
t RAS
t RC
Notes:
t CK
T1
NOP
1. For this example, BL = 4, CL = 2, and the READ burst is followed by a manual PRECHARGE.
Disable auto precharge
t CMS
t CL
Column m
Bank
T2
READ
t CH
t CMH
CL = 2
T3
NOP
t LZ
t AC
60
T4
D
NOP
OUT
t OH
t AC
m
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D
T5
OUT
NOP
t OH
m + 1
t AC
PRECHARGE
Single bank
All banks
D
Bank(s)
T6
OUT
t OH
m + 2
t RP
t AC
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SDR Mobile SDRAM
D
T7
OUT
NOP
Don’t Care
t OH
m + 3
t HZ
Operations
ACTIVE
T8
Bank
Row
Row
Undefined