AT49F040A

4-megabit (512K x 8) 5-volt Only Flash Memory; • Single-voltage Operation\n   – 5V Read\n   – 5V Reprogramming\n• Fast Read Access Time – 55 ns\n• Internal Program Control and Timer\n• Sector Architecture\n   – One 16K Bytes Boot Block with Programming Lockout\n   – Two 8K Bytes Parameter Blocks\n   – Eight Main Memory Blocks (One 32K Bytes, Seven 64K Bytes)\n• Fast Erase Cycle Time – 6 Seconds\n• Byte-by-Byte Programming – 20 µs/Byte Typical\n• Hardware Data Protection\n• DATA Polling for End of Program Detection\n• Low Power Dissipation\n   – 30 mA Active Current\n   – 70 µA CMOS Standby Current\n• Typical 10,000 Write Cycles\n• Green (Pb/Halide-free) Packaging Option\n;

Description\nThe AT49F040A is a 5-volt only in-system reprogrammable Flash memory. Its 4 megabits of memory is organized as 524,288 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 165 mW over the commercial temperature range.\n

AT49F040A-55JI

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Aisa5-voltonlyin-systemreprogrammableFlashmemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust165mWoverth

AT49F040A-55TI

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Aisa5-voltonlyin-systemreprogrammableFlashmemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust165mWoverth

AT49F040A-70JI

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Aisa5-voltonlyin-systemreprogrammableFlashmemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust165mWoverth

AT49F040A-70JU

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Aisa5-voltonlyin-systemreprogrammableFlashmemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust165mWoverth

AT49F040A-70TI

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Aisa5-voltonlyin-systemreprogrammableFlashmemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust165mWoverth

AT49F040B

4-megabit (512K x 8) 5-volt Only Flash Memory

Description TheAT49F040Bisa5-volt-onlyin-systemreprogrammableFlashMemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto55nswithpowerdissipationofjust110mWoverth

AT49F040T

4-Megabit 512K x 8 5-volt Only CMOS Flash Memory

Description TheAT49F040isa5-volt-onlyin-systemFlashMemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto70nswithpowerdissipationofjust275mWoverthecommercialte

AT49F040T

4-Megabit (512K x 8) 5-volt Only CMOS Flash Memory

Description TheAT49F040isa5-volt-onlyin-systemFlashMemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto70nswithpowerdissipationofjust275mWoverthecommercialte

AT49F040T-12JC

4-Megabit 512K x 8 5-volt Only CMOS Flash Memory

Description TheAT49F040isa5-volt-onlyin-systemFlashMemory.Its4megabitsofmemoryisorganizedas524,288wordsby8bits.ManufacturedwithAtmel’sadvancednonvolatileCMOStechnology,thedeviceoffersaccesstimesto70nswithpowerdissipationofjust275mWoverthecommercialte