AT25DF321-S3U Atmel, AT25DF321-S3U Datasheet - Page 32

• Manufacturer Part Number: AT25DF321-S3U
• Description: IC FLASH 32MBIT 70MHZ 16SOIC
• Manufacturer: Atmel

Specifications of AT25DF321-S3U

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 32M (16384 pages x 256 Bytes)
• Speed: 70MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 13-4. HOLD Timing – Serial Output
Figure 13-5. WP Timing for Write Status Register Command When SPRL = 1
32
AT25DF321
HOLD
SCK
WP
SCK
SO
CS
SO
SI
CS
SI
HIGH-IMPEDANCE
WRITE STATUS REGISTER
t
WPS
t
HHH
OPCODE
MSB OF
0
t
HLQZ
0
t
HLS
0
WRITE STATUS REGISTER
t
HLH
DATA BYTE
LSB OF
X
t
HHQX
t
WPH
t
HHS
NEXT OPCODE
MSB OF
MSB
3669B–DFLASH–6/09