256Mb, 3V Multiple I/O Serial Flash Memory
READ MEMORY Operations Timings
3. QUAD INPUT/OUTPUT FAST READ and 4-BYTE QUAD INPUT/OUTPUT FAST READ com-
mands.
Figure 25: QUAD INPUT/OUTPUT WORD READ – E7h3
Extended
0
7
8
C
x
C
LSB
A[MIN]
LSB
D
D
D
D
D
D
DQ0
Command
High-Z
OUT
OUT
OUT
OUT
MSB
DQ[3:1]
OUT
OUT
A[MAX]
MSB
Four dummy cycles
Quad
0
1
2
C
x
C
LSB
A[MIN]
LSB
D
D
D
OUT
DQ[3:0]
Command
OUT
OUT
MSB
A[MAX]
MSB
Dummy cycles
1. For extended protocol, Cx = 7 + (A[MAX] + 1)/4; For quad protocol,
Cx = 1 + (A[MAX] + 1)/4.
Notes:
2. S# not shown.
3. QUAD INPUT/OUTPUT WORD READ and 4-BYTE QUAD INPUT/OUTPUT WORD READ
commands.
CCMTD-1725822587-3368
mt25q-qljs-L256-ABA-xxT.pdf - Rev. K 07/18 EN
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53
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