AT25256A-10PU-1.8 Atmel, AT25256A-10PU-1.8 Datasheet - Page 12

• Manufacturer Part Number: AT25256A-10PU-1.8
• Description: IC EEPROM 256KBIT 20MHZ 8DIP
• Manufacturer: Atmel

Specifications of AT25256A-10PU-1.8

• 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-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4. Timing Diagrams (for SPI Mode 0 (0, 0))
Figure 4-1.
Figure 4-2.
12
SCK
CS
SO
AT25128A_256A
SI
V
V
V
V
V
V
V
V
Synchronous Data Timing
OH
WREN Timing
OL
IH
IH
IH
IL
IL
IL
t
CSS
HI-Z
t
SU
VALID IN
t
WH
t
H
t
WL
t
V
t
HO
t
CSH
t
DIS
t
HI-Z
CS
3368J–SEEPR–06/07