AT >> AT29C040A-12TU 
91178
AT29C040A-12TU
Atmel
Quantity 20000
Packaging IC FLASH 4MBIT 120NS 32TSOP
Description original&Quality new original
555226
AT29C040A-12TU
Microchip Technology
Quantity 9000
Packaging IC FLASH 4MBIT 120NS 32TSOP
Description original&Quality new original