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AT25QL641 Datasheet(PDF) 49 Page - Renesas Technology Corp

Part # AT25QL641
Description  SPI Serial Flash Memory with Dual I/O, Quad I/O, QPI Support
PDF  80 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

AT25QL641 Datasheet(HTML) 49 Page - Renesas Technology Corp

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DS-AT25QL641-130 Rev. G
Page 49
Sep 14, 2022
© 2022 Renesas Electronics
AT25QL641 Datasheet
Figure 46 shows the 90h command as executed in QPI mode. In this mode the command and address are driven
on all four I/O pins.
Figure 45. Read Manufacturer/ Device ID Command (SPI Mode)
Figure 46. Read Manufacturer/ Device ID Command (QPI Mode)
31
30
29
28
31
32
33
34
35
36 37
38
39
40 41
42
43 44
45 46
SO
SI
SCK
CS
MSB
MSB
0
7654
3210
SO
SI
SCK
CS
Command (90h)
High-Impedance
Address (000000h)
32
1
0
0
123
45
6
7
89 10
21
22
23
Mode 3
Mode 0
Manufacturer ID
Device ID
Mode 3
Mode 0
47
SCK
CS
1
02
3
4
5
Mode 3
Command
A23-16
A15-8
A7-0
MFR ID
Device ID
90h
Mode 0
IO
0
4
2
3
7
6
1
5
0
4
2
3
7
6
1
5
0
4
2
3
7
6
1
5
0
4
2
3
7
6
1
5
0
4
2
3
7
6
1
5
6789
10
11
MSB
MSB
MSB
MSB
MSB
IOs switch from
input to output
IO
IO
IO



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