at45db041a-cc ATMEL Corporation, at45db041a-cc Datasheet - Page 21

• Manufacturer Part Number: at45db041a-cc
• Description: At45db041a 4-megabit 2.5-volt Only Serial Dataflash
• Manufacturer: ATMEL Corporation

Detailed Bit-level Read Timing – SPI Mode 0 (Continued)
Main Memory Page Read (Opcode: D2H)
Buffer Read (Opcode: D4H or D6H)
Status Register Read (Opcode: D7H)
SCK
SO
CS
SCK
SCK
SI
SO
SO
CS
CS
SI
SI
tSU
tSU
tSU
1
1
1
1
1
1
COMMAND OPCODE
COMMAND OPCODE
2
1
HIGH-IMPEDANCE
2
1
2
1
COMMAND OPCODE
3
0
3
0
3
0
HIGH-IMPEDANCE
HIGH-IMPEDANCE
4
1
4
1
4
1
5
0
5
0
5
0
6
1
7
1
60
36
X
X
tV
8
1
61
37
X
X
MSB
D 7
9
62
38
X
X
10
D 6
63
39
X
X
STATUS REGISTER OUTPUT
tV
tV
11
D 5
64
40
X
X
12
D 4
MSB
MSB
65
41
D 7
D 7
DATA OUT
DATA OUT
66
42
D 6
D 6
D 1
16
67
43
D 5
D 5
LSB
D 0
17
D 4
D 4
MSB
D 7
21