AT45DB021D ATMEL [ATMEL Corporation], AT45DB021D Datasheet - Page 36

• Manufacturer Part Number: AT45DB021D
• Description: 2-megabit 2.7-volt DataFlash
• Manufacturer: ATMEL [ATMEL Corporation]

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 [Preliminary]
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
3638B–DFLASH–02/07