at45db081b ATMEL Corporation, at45db081b Datasheet - Page 23

• Manufacturer Part Number: at45db081b
• Description: 8-megabit 2.5-volt Only Or 2.7-volt Only Dataflash
• Manufacturer: ATMEL Corporation

Detailed Bit-level Read Timing – SPI Mode 0
Buffer Read (Opcode: D4H or D6H)
Status Register Read (Opcode: D7H)
2225J–DFLSH–2/08
SCK
SO
CS
SCK
SI
SO
CS
SI
t
SU
t
SU
1
1
1
1
COMMAND OPCODE
2
1
HIGH-IMPEDANCE
2
1
COMMAND OPCODE
3
0
3
0
HIGH-IMPEDANCE
4
1
4
1
5
0
5
0
6
1
7
1
36
X
t
V
8
1
37
X
MSB
D 7
9
38
X
10
D 6
39
X
STATUS REGISTER OUTPUT
t
V
11
D 5
40
X
12
D 4
MSB
41
D 7
DATA OUT
42
D 6
AT45DB081B
D 1
16
43
D 5
LSB
D 0
17
D 4
MSB
D 7
23