
Figure 8. READ Timing
CS
SCK
0 1 2 3 4 5 6 7 8 9 10 11 20 21 22 23 24 25 26 27 28 29 30 31
BYTE ADDRESS
SI
INSTRUCTION
15 14 13 ... 3 2 1 0
HIGH IMPEDANCE
SO
Figure 9. WRITE Timing
CS
DATA OUT
76543210
MSB
SCK
0 1 2 3 4 5 6 7 8 9 10 11 20 21 22 23 24 25 26 27 28 29 30 31
BYTE ADDRESS
DATA IN
SI
INSTRUCTION
15 14 13 ... 3 2 1 0 7 6 5 4 3 2 1 0
SO
HOLD Timing
CS
HIGH IMPEDANCE
SCK
HOLD
SO
12 AT25080A/160A/320A/640A
5082B–SEEPR–1/05