Part Number : AT49F001-90PI
Function : 1-Megabit (128K x 8) 5-volt only flash memory, 50mA active, 0.3mA standby
Package : DIP 32 Pin Type
Maker : Atmel Corporation
Pinouts : 
Description :
The AT49F001-90PI, AT49F001(N)(T) is a 5-volt only in-system reprogrammable Flash memory. Its 1 megabit of memory is organized as 131,072 words by 8 bits.
Manufactured with Atmel’s advanced nonvolatile CMOS technology, the device offers access times to 55 ns with power dissipation of just 275 mW over the commercial temperature range. When the device is deselected, the CMOS standby current is less than 100 µA. For the AT49F001N(T) pin 1 for the DIP and PLCC packages and pin 9 for the TSOP package are don’t connect pins.
Features
• Single Voltage Operation
– 5V Read
– 5V Reprogramming
• Fast Read Access Time – 55 ns
• Internal Program Control and Timer
Datasheet PDF Download : 
Others datasheet of same file :
AT49F001, AT49F001-12JC, AT49F001-12JI, AT49F001-12PC, AT49F001-12PI