AT45DB642-TI Atmel, AT45DB642-TI Datasheet - Page 22

• Manufacturer Part Number: AT45DB642-TI
• Description: IC FLASH 64MBIT 20MHZ 40TSOP
• Manufacturer: Atmel

Specifications of AT45DB642-TI

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 64M (8192 pages x 1056 bytes)
• Speed: 20MHz Serial/5MHz Parallel
• Interface: Parallel/Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-TSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Detailed Bit-level Read Timing – Inactive Clock Polarity Low (Continued)
Main Memory Page Read (Opcode: 52H)
Buffer Read (Opcode: 54H or 56H)
Status Register Read (Opcode: 57H)
22
SCK
SO
CS
SCK
SCK
SI
SO
SO
CS
CS
SI
SI
AT45DB642
tSU
tSU
tSU
1
0
1
0
1
0
COMMAND OPCODE
COMMAND OPCODE
2
1
HIGH IMPEDANCE
2
1
2
1
COMMAND OPCODE
3
0
3
0
3
0
HIGH IMPEDANCE
HIGH IMPEDANCE
4
1
4
1
4
1
5
0
5
0
5
0
6
1
7
1
60
36
X
X
8
1
61
37
X
X
tV
9
62
38
X
X
MSB
D 7
10
63
39
X
X
STATUS REGISTER OUTPUT
D 6
11
64
40
X
X
tV
tV
D 5
12
65
41
MSB
MSB
D 7
D 7
66
42
DATA OUT
DATA OUT
D 1
16
67
D 6
43
D 6
LSB
D 0
17
1638F–DFLSH–09/02
D 5
D 5
MSB
D 7