at25128b ATMEL Corporation, at25128b Datasheet - Page 12

• Manufacturer Part Number: at25128b
• Description: Spi Serial Eeproms
• Manufacturer: ATMEL Corporation

12
Figure 8.
SCK
Figure 9.
Figure 10.
AT25128B/256B [Preliminary]
SCK
SCK
SO
CS
SO
SO
CS
CS
SI
SI
SI
WRSR Timing
READ Timing
HIGH IMPEDANCE
WRITE Timing
HIGH IMPEDANCE
HIGH IMPEDANCE
0
0
0
INSTRUCTION
INSTRUCTION
1
1
1
2
2
INSTRUCTION
3
3
2
4
4
3
5
5
6
6
4
7
7
15 14 13 ... 3
5
8
8
BYTE ADDRESS
9
9
BYTE ADDRESS
6
10 11 20 21 22 23 24 25 26 27 28 29 30 31
10 11 20 21 22 23 24 25 26 27 28 29 30 31
7
7
8
2
1
6
9
0
MSB
10
5
7
11
6
4
DATA IN
5
DATA OUT
12
3
DATA IN
4
13
3
2
2
14
1
1
0
15
0
8593A–SEEPR–01/09