AT25256B-MAHL-T Atmel, AT25256B-MAHL-T Datasheet - Page 10

• Manufacturer Part Number: AT25256B-MAHL-T
• Description: IC EEPROM 256KBIT 20MHZ 8UDFN
• Manufacturer: Atmel

Specifications of AT25256B-MAHL-T

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 5MHz, 10MHz, 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-UDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4.
10
Timing Diagram (for SPI Mode 0 (0,0)
Figure 4-1.
Figure 4-2.
Figure 4-3.
SCK
SCK
SCK
AT25128B/256B
SO
SO
SO
CS
CS
CS
SI
SI
SI
V
V
V
V
V
V
V
V
OH
IH
IL
IH
IL
IH
IL
OL
t
CSS
HI-Z
Synchronous Data Timing
WREN Timing
WRDI Timing
t
SU
VALID IN
t
WH
t
H
WREN OP-CODE
WRDI OP-CODE
HI-Z
HI-Z
t
WL
t
V
t
HO
t
CSH
8698B–SEEPR–3/10
t
DIS
t
HI-Z
CS