AT45DB161D Datasheet, PDF (42/53 Pages) ATMEL Corporation – 16-megabit 2.5-volt or 2.7-volt DataFlash

24.3 Continuous Array Read (Low Frequency: Opcode 03H)
CS
SCK
SI
SO
0 1 2 3 4 5 6 7 8 9 10 11 12
29 30 31 32 33 34 35 36 37 38 39 40
OPCODE
ADDRESS BITS A20-A0
0 0 0 0 0 0 1 1AAAAAA
MSB
MSB
HIGH-IMPEDANCE
AAA
DATA BYTE 1
DDDDDDDDDD
MSB
MSB
24.4 Main Memory Page Read (Opcode: D2H)
CS
SCK
SI
SO
0 1 2 3 4 5 6 7 8 9 10 11 12
29 30 31 32 33 34
62 63 64 65 66 67 68 69 70 71 72
OPCODE
ADDRESS BITS
32 DON'T CARE BITS
1 1 0 1 0 0 1 0AAAAAA
MSB
MSB
HIGH-IMPEDANCE
AAAXXXX
MSB
XX
DATA BYTE 1
DDDDDDDDDD
MSB
MSB
24.5 Buffer Read (Opcode D4H or D6H)
CS
SCK
SI
SO
0 1 2 3 4 5 6 7 8 9 10 11 12
29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
OPCODE
ADDRESS BITS
BINARY PAGE SIZE = 15 DON'T CARE + BFA8-BFA0
STANDARD DATAFLASH PAGE SIZE =
14 DON'T CARE + BFA9-BFA0
DON'T CARE
1 1 0 1 0 1 0 0XXXXXX
MSB
MSB
HIGH-IMPEDANCE
AAAXXXXXXXX
MSB
DATA BYTE 1
DDDDDDDDDD
MSB
MSB
42 AT45DB161D
3500J–DFLASH–4/08