MT48LC16M8A2FB-7ELAITL 查看數據表（PDF） - Micron Technology
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MT48LC16M8A2FB-7ELAITL Datasheet PDF : 85 Pages
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128Mb: x4, x8, x16 Automotive SDRAM
PRECHARGE Operation
Figure 45: WRITE With Auto Precharge Interrupted by a READ
T0
T1
T2
T3
T4
T5
T6
T7
CLK
Command
NOP
WRITE - AP
Bank n
NOP
READ - AP
Bank m
NOP
NOP
NOP
Bank n
Internal
States
Bank m
Page active
WRITE with burst of 4
Interrupt burst, write-back Precharge
t WR - bank n
tRP - bank n
Page active
READ with burst of 4
NOP
tRP - bank m
Address
DQ
Bank n,
Col a
DIN
Bank m,
Col d
DIN
CL = 3 (bank m)
Note: 1. DQM is LOW.
DOUT
DOUT
Don’t Care
Figure 46: WRITE With Auto Precharge Interrupted by a WRITE
T0
T1
T2
T3
T4
T5
T6
T7
CLK
Command
NOP
WRITE - AP
Bank n
NOP
NOP
WRITE - AP
Bank m
NOP
NOP
NOP
Bank n
Internal
States
Bank m
Page active
WRITE with burst of 4
Page active
Interrupt burst, write-back Precharge
tWR - bank n
tRP - bank n
tWR - bank m
WRITE with burst of 4
Write-back
Address
DQ
Bank n,
Col a
Bank m,
Col d
DIN
DIN
DIN
DIN
DIN
DIN
DIN
Note: 1. DQM is LOW.
Don’t Care
PDF: 09005aef84baf515
128mb_x4x8x16_ait-aat_sdram.pdf - Rev. C 1/14 EN
72
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