AT25DF021-SSH-T Atmel, AT25DF021-SSH-T Datasheet - Page 40

• Manufacturer Part Number: AT25DF021-SSH-T
• Description: IC FLASH 2MBIT 70MHZ 8SOIC
• Manufacturer: Atmel

Specifications of AT25DF021-SSH-T

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 2M (256K x 8)
• Speed: 70MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

18. Revision History
40
AT25DF021
Revision Level – Release Date
A – February 2008
B – May 2008
C – September 2008
D – April 2009
History
Initial release
Changed Deep Power-Down current specifications
Changed typical 64 KB Block Erase time from 400 ms to 450 ms
Changed typical Chip Erase time from 1.5s to 2.0s
Changed t
Changed V
Removed “Preliminary” designation from datasheet
Changed maximum clock frequency from 70 MHz to 66 MHz
Changed maximum Standby Current value from 35 µA to 50 µA
Changed Deep Power-Down Current specifications
Added System Considerations Section
– Changed typical value from 4 µA to 8 µA
– Changed maximum value from 8 µA to 15 µA
– Changed typical value from 8 µA to 15 µA
– Changed maximum value from 15 µA to 25 µA
VCSL
POR
time from 1.0 ms minimum to 1.2 ms minimum
maximum from 2.5V to 2.2V
3677D–DFLASH–04/09