AT45DB041B-RI Atmel, AT45DB041B-RI Datasheet - Page 20

• Manufacturer Part Number: AT45DB041B-RI
• Description: IC FLASH 4MBIT 20MHZ 28SOIC
• Manufacturer: Atmel

Specifications of AT45DB041B-RI

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 4M (2048 pages x 264 bytes)
• Speed: 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

14.4
20
SCK
SO
CS
SI
Status Register Read (Opcode: 57H)
AT45DB041B
t
SU
1
0
2
1
HIGH-IMPEDANCE
COMMAND OPCODE
3
0
4
1
5
0
6
1
1
7
8
1
t
V
9
MSB
D 7
10
STATUS REGISTER OUTPUT
D 6
11
D 5
12
D 1
16
LSB
D 0
17
3443D–DFLSH–2/08
MSB
D 7