45DB041B Datasheet, PDF (23/33 Pages) ATMEL Corporation – 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash

AT45DB041B
Detailed Bit-level Read Timing – SPI Mode 0 (Continued)
Buffer Read (Opcode: D4H or D6H)
CS
SCK
1
2
3
4
5
36
37
38
39
40
41
42
43
t_SU
COMMAND OPCODE
SI
1
1
0
1
0
X
X
X
X
X
HIGH-IMPEDANCE
t_V
DATA OUT
SO
D7
D6
D5
D4
MSB
Status Register Read (Opcode: D7H)
CS
SCK
1
2
3
4
5
6
7
8
9
10 11 12
16 17
t_SU
COMMAND OPCODE
SI
1
1
0
1
0
1
1
1
t_V
STATUS REGISTER OUTPUT
HIGH-IMPEDANCE
SO
D7 D6 D5 D4
D1 D0 D7
MSB
LSB MSB
23
1938F–DFLSH–10/02