N25Q256A11ESF40F Datasheet, PDF (47/87 Pages) Micron Technology – Micron Serial NOR Flash Memory

1.8V, 256Mb: Multiple I/O Serial Flash Memory
READ MEMORY Operations
READ MEMORY Operations Timing – Double Transfer Rate
Figure 20: FAST READ Command – DTR
Extended
C
DQ0
DQ1
Dual
C
DQ[1:0]
Quad
C
DQ[3:0]
0
7
8
C_x
Command
MSB
LSB
A[MAX]
High-Z
0
3
4
A[MIN]
D_OUT
MSB
LSB
D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT
Dummy cycles
C_x
Command
MSB
LSB
A[MAX]
0
1
2
A[MIN]
Dummy cycles
C_x
D_OUT
MSB
LSB
D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT D_OUT
Command
MSB
LSB
A[MAX]
A[MIN]
D_OUT
MSB
LSB
D_OUT D_OUT D_OUT
Dummy cycles
Note:
1. For extended protocol, C_x = 7 + (A[MAX] + 1)/2.
For dual protocol, C_x = 3 + (A[MAX] + 1)/4.
For quad protocol, C_x = 1 + (A[MAX] + 1)/8.
Don’t Care
PDF: 09005aef846a804a
n25q_256mb_1_8V_65nm.pdf - Rev. G 2/2012 EN
47
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