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AT45DB321B-TC
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P32
22
AT45DB321B
2223D
–DFLASH
–10/02
Detailed Bit-le
vel Read Timi
ng – SPI Mode
0
Continuous Arra
y Re
ad (Opcode: E8H)
Main Memor
y P
age Read (Opcode
: D2H)
SI
1
1X
X
X
CS
SO
SCK
12
62
63
64
65
66
67
HIGH-IMPEDANCE
D
7
D
6
D
5
D
2
D
1
D
0
D
7
D
6
D
5
DATA OUT
BIT 0
OF
PAGE n+1
BIT 4223
OF
PAGE n
LSB
MSB
t
SU
t
V
SI
1
1
0
10
XXX
CS
SO
SCK
12345
60
61
62
63
64
65
66
67
XX
HIGH-IMPEDANCE
D
7
D
6
D
5
DATA OUT
COMMAND OPCODE
MSB
t
SU
t
V
D
4
23
AT45DB321B
2223D–
DFLASH–
10/02
Detailed Bit-le
vel Read Timi
ng – SPI Mode 0
(Con
tinu
ed)
Buffer Read (Opcode: D4H or D6H)
Stat
us Regist
er
Read (Opcode: D7H)
SI
1
1
0
10
XXX
CS
SO
SCK
12345
36
37
38
39
40
41
42
43
XX
HIGH-IMPEDANCE
COMMAND OPCODE
t
SU
D
7
D
6
D
5
DATA OUT
MSB
t
V
D
4
SI
1
1
0
10
111
CS
SO
SCK
12345
789
1
0
11
12
16
17
HIGH-IMPEDANCE
STATUS REGISTER OUTPUT
COMMAND OPCODE
MSB
t
SU
6
D
1
D
0
D
7
LSB
MSB
D
7
D
6
D
5
t
V
D
4
24
AT45DB321B
2223D
–DFLASH
–10/02
Detailed Bit-le
vel Read Timi
ng – SPI Mode
3
Continuous Arra
y Re
ad (Opcode: E8H)
Main Memor
y P
age Read (Opcode
: D2H)
SI
1
1X
X
X
CS
SO
SCK
12
63
64
65
66
67
HIGH-IMPEDANCE
D
7
D
6
D
5
D
2
D
1
D
0
D
7
D
6
D
5
BIT 0
OF
PAGE n+1
BIT 4223
OF
PAGE n
LSB
MSB
t
SU
t
V
DATA OUT
SI
1
1
0
10
XXX
CS
SO
SCK
12345
61
62
63
64
65
66
67
XX
HIGH-IMPEDANCE
D
7
D
6
D
5
DATA OUT
COMMAND OPCODE
MSB
t
SU
t
V
D
4
68
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P32
AT45DB321B-TC
Mfr. #:
Buy AT45DB321B-TC
Manufacturer:
Microchip Technology / Atmel
Description:
NOR Flash 32M bit
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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Products related to this Datasheet
AT45DB321B-TC
AT45DB321B-RC
AT45DB321B-CC
AT45DB321B-CI
AT45DB321B-RI
AT45DB321B-TI