AT25020B-SSHL-B Atmel, AT25020B-SSHL-B Datasheet - Page 2

• Manufacturer Part Number: AT25020B-SSHL-B
• Description: IC EEPROM 2KBIT 8SOIC
• Manufacturer: Atmel

Specifications of AT25020B-SSHL-B

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 2K (256 x 8)
• Speed: 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (3.9mm Width)
• Density: 2Kb
• Interface Type: Serial (SPI)
• Organization: 256x8
• Access Time (max): 80ns
• Frequency (max): 20MHz
• Write Protection: Yes
• Data Retention: 100Year
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Package Type: SOIC
• Operating Temp Range: -40C to 85C
• Supply Current: 10mA
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Memory Configuration: 256 X 8
• Clock Frequency: 20MHz
• Supply Voltage Range: 1.8V To 5.5V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1.
2
Absolute Maximum Ratings*
Figure 1-1.
Operating Temperature
Storage Temperature
Voltage on Any Pin
with Respect to Ground
Maximum Operating Voltage.................................... 6.25V
DC Output Current ................................................. 5.0 mA
AT25010B/020B/040B
Block Diagram
REGISTER
STATUS
40°C to + 125°C
65°C to + 150°C
1.0V to + 7.0V
MEMORY ARRAY
128/256/512 X 8
V
GENERATOR
CC
REGISTER
DECODE
CLOCK
LOGIC
MODE
DATA
*NOTICE:
“Absolute Maximum Ratings” may cause
DECODER
Stresses beyond those listed under
permanent damage to the device. This is
a stress rating only and functional opera-
tion of the device at these or any other
conditions beyond those indicated in the
operational sections of this specification
is not implied. Exposure to absolute max-
imum rating conditions for extended peri-
ods may affect device reliability.
ADDRESS
OUTPUT
BUFFER
8707B–SEEPR–3/10