AT45DB642-TI Atmel, AT45DB642-TI Datasheet - Page 32

• 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 Parallel Read Timing – SPI Mode 3 (Continued)
Main Memory Page Read (Opcode: D2H)
Buffer Read (Opcode: D4H or D6H)
Status Register Read (Opcode: D7H)
32
(OUTPUT)
AT45DB642
I/07-I/O0
I/07-I/O0
(INPUT)
CLK
CS
(OUTPUT)
tSU
I/O7-I/O0
I/O7-I/O0
(INPUT)
(OUTPUT)
I/O7-I/O0
I/O7-I/O0
CLK
(INPUT)
1
CS
CMD
CLK
CS
COMMAND OPCODE
2
ADDR ADDR ADDR
tSU
IMPEDANCE
3
tSU
HIGH
1
HIGH IMPEDANCE
CMD ADDR ADDR ADDR
HIGH IMPEDANCE
4
1
tV
CMD
2
5
2
X
STATUS REGISTER
DATA DATA DATA
3
3
OUTPUT
4
X
4
61
5
tV
X
X
62
6
DATA DATA DATA
X
63
IMPEDANCE
7
X
DATA OUT
HIGH
64
tV
8
X
65
DATA DATA DATA
9
DATA
66
DATA OUT
67
68
DATA
1638F–DFLSH–09/02