AT24C256B-PU Atmel, AT24C256B-PU Datasheet - Page 14

• Manufacturer Part Number: AT24C256B-PU
• Description: IC EEPROM 256KBIT 1MHZ 8DIP
• Manufacturer: Atmel

Specifications of AT24C256B-PU

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 400kHz, 1MHz
• Interface: I²C, 2-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

9. Part Marking Scheme
8-PDIP
8-SOIC
14
TOP MARK
TOP MARK
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
|---|---|---|---|---|---|---|---|
Pin 1 Indicator (Dot)
Pin 1 Indicator (Dot)
A
2
*
|
A
2
*
|
AT24C256B
T
E
Lot Number
T
E
Lot Number
M
B
M
B
L
L
U
1
H
1
Seal Year
|
|
Y
Seal Year
Y
|
|
Seal Week
|
W
Seal Week
W
|
|
W
W
|
Y = SEAL YEAR
Lot Number to Use ALL Characters in Marking
BOTTOM MARK
6: 2006
7: 2007
8: 2008
9: 2009
Y = SEAL YEAR
Lot Number to Use ALL Characters in Marking
BOTTOM MARK
6: 2006
7: 2007
8: 2008
9: 2009
0: 2010
1: 2011
2: 2012
3: 2013
0: 2010
1: 2011
2: 2012
3: 2013
No Bottom Mark
No Bottom Mark
WW = SEAL WEEK
02 = Week 2
04 = Week 4
:: : :::: :
:: : :::: ::
50 = Week 50
52 = Week 52
WW = SEAL WEEK
02 = Week 2
04 = Week 4
:: : :::: :
:: : :::: ::
50 = Week 50
52 = Week 52
5279C–SEEPR–3/09