N25Q256A11ESF40F Datasheet, PDF (46/87 Pages) Micron Technology – Micron Serial NOR Flash Memory

1.8V, 256Mb: Multiple I/O Serial Flash Memory
READ MEMORY Operations
Figure 18: QUAD OUTPUT FAST READ Command – STR
0
C
DQ0
Command
MSB
7
8
LSB
A[MAX]
DQ[2:1]
High-Z
C_x
A[MIN]
D_OUT
LSB
D_OUT
D_OUT
D_OUT
D_OUT
D_OUT
DQ3
‘1’
D_OUT
MSB
D_OUT
D_OUT
Dummy cycles
Notes:
1. C_x = 7 + (A[MAX] + 1).
2. Shown here is the QUAD OUTPUT FAST READ timing for the extended SPI protocol. The
quad timing shown for the FAST READ command is the equivalent of the QUAD OUT-
PUT FAST READ timing for the quad SPI protocol.
Figure 19: QUAD INPUT/OUTPUT FAST READ Command – STR
0
7
8
C
LSB
DQ0
Command
MSB
DQ[2:1]
High-Z
C_x
A[MIN]
D_OUT
LSB
D_OUT
D_OUT
D_OUT
D_OUT
D_OUT
DQ3
‘1’
A[MAX]
D_OUT
MSB
D_OUT
D_OUT
Dummy cycles
Notes:
1. C_x = 7 + (A[MAX] + 1)/4.
2. Shown here is the QUAD INPUT/OUTPUT FAST READ timing for the extended SPI proto-
col. The quad timing shown for the FAST READ command is the equivalent of the QUAD
INPUT/OUTPUT FAST READ timing for the quad SPI protocol.
PDF: 09005aef846a804a
n25q_256mb_1_8V_65nm.pdf - Rev. G 2/2012 EN
46
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