at45db021d-ssh-sl955 ATMEL Corporation, at45db021d-ssh-sl955 Datasheet - Page 36
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
at45db021d-ssh-sl955
Manufacturer Part Number
at45db021d-ssh-sl955
Description
2-megabit 2.7-volt Minimum Dataflash
Manufacturer
ATMEL Corporation
Datasheet
1.AT45DB021D-SSH-SL955.pdf
(52 pages)
- Current page: 36 of 52
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21.1
21.2
21.3
21.4
36
Waveform 1 – SPI Mode 0 Compatible (for Frequencies up to 66 MHz)
Waveform 2 – SPI Mode 3 Compatible (for Frequencies up to 66 MHz)
Waveform 3 – RapidS Mode 0 (F
Waveform 4 – RapidS Mode 3 (F
AT45DB021D
SCK
SCK
SCK
SCK
SO
SO
CS
CS
SO
SO
CS
CS
SI
SI
SI
SI
HIGH IMPEDANCE
HIGH IMPEDANCE
HIGH Z
HIGH Z
t
t
CSS
CSS
t
t
SU
t
SU
t
t
t
CSS
V
V
CSS
t
t
SU
SU
VALID IN
VALID IN
t
t
WL
WL
VALID IN
VALID IN
VALID OUT
MAX
MAX
t
t
WH
WH
t
t
WH
VALID OUT
WH
t
t
V
t
V
t
HO
HO
t
t
= 66 MHz)
= 66 MHz)
H
H
t
t
H
H
t
t
WL
WL
VALID OUT
VALID OUT
t
t
HO
HO
t
t
CSH
CSH
t
t
CSH
CSH
HIGH IMPEDANCE
t
t
t
t
t
HIGH IMPEDANCE
DIS
t
CS
t
DIS
t
HIGH IMPEDANCE
CS
DIS
DIS
CS
HIGH IMPEDANCE
CS
3638F–DFLASH–4/08
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