W49F002U-12B Winbond Electronics, W49F002U-12B Datasheet - Page 24

• Manufacturer Part Number: W49F002U-12B
• Manufacturer: Winbond Electronics

Specifications of W49F002U-12B

• Density: 2Mb
• Access Time (max): 120ns
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 18b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: PDIP
• Program/erase Volt (typ): 5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8b
• Number Of Words: 256K
• Supply Current: 50mA
• Mounting: Through Hole
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

HOW TO READ THE TOP MARKING
Example: The top marking of 48-pin TSOP W49F002UT70B
1
2
3
4
st
nd
rd
th
line: winbond logo
line: the tracking code: 149 O B SA
line: the lot number
line: the part number: W49F002UT70B
W49F002UT70B
2138977A-A12
149: Packages made in ’01, wee k 49
O: Assembly house ID: A means ASE, O means OSE, ...etc.
B: IC revision; A means version A, B means version B, ...etc.
SA: Process code
149OBSA
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W49F002U