AT26DF041-MU ATMEL [ATMEL Corporation], AT26DF041-MU Datasheet - Page 16

• Manufacturer Part Number: AT26DF041-MU
• Description: 4-MEGABIT 3.0-VOLT ONLY OR 2.7-VOLT ONLY SERIAL FIRMWARE DATAFLASH-R
• Manufacturer: ATMEL [ATMEL Corporation]

16. Detailed Bit-level Read Timing – SPI Mode 3
16.1
16.2
16.3
16
Continuous Array Read (Opcode 0BH)
Continuous Array Read (Low Frequency: Opcode 03H)
Status Register Read (Opcode: 05H)
AT26DF041
SCK
SCK
SCK
CS
SO
SO
SO
CS
CS
SI
SI
SI
t
t
t
SU
SU
SU
HIGH-IMPEDANCE
HIGH-IMPEDANCE
1
0
1
0
1
0
HIGH-IMPEDANCE
2
0
2
0
2
0
COMMAND OPCODE
3
0
X
X
4
0
39
31
X
X
5
0
t
t
V
V
40
32
X
X
6
1
D 7
D 7
41
33
DATA OUT
DATA OUT
7
0
D 6
D 6
42
34
t
V
8
1
D 5
D 5
43
35
MSB
D 7
9
10
D 6
D 2
D 2
STATUS REGISTER OUTPUT
11
D 5
D 1
D 1
BYTE n
BYTE n
BIT 0
BIT 0
OF
OF
12
D 4
LSB
LSB
D 0
D 0
MSB
MSB
D 7
D 7
BYTE n+1
BYTE n+1
BIT 7
BIT 7
OF
OF
LSB
D 0
D 6
D 6
MSB
17
D 7
D 5
D 5
D 6
3495B–DFLSH–8/05