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29C040 - 4-Megabit 512K x 8 5-volt Only 256-Byte Sector CMOS Flash Memory

General Description

The AT29C040A is a 5-volt-only in-system Flash Programmable and Erasable Read Only Memory (PEROM).

Its 4 megabits of memory is organized as 524,288 words by 8 bits.

Key Features

  • Fast Read Access Time - 100 ns 5-Volt-Only Reprogramming Sector Program Operation Single Cycle Reprogram (Erase and Program) 2048 Sectors (256 bytes/sector) Internal Address and Data Latches for 256-Bytes Internal Program Control and Timer Hardware and Software Data Protection Two 16 KB Boot Blocks with Lockout Fast Sector Program Cycle Time - 10 ms DATA Polling for End of Pr.

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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
29C010A 1 Megabit 128K x 8 5-volt Only CMOS Flash Memory
29C020 2-Megabit 256K x 8 5-volt Only CMOS Flash Memory
29C256 256K 32K x 8 5-volt Only CMOS Flash Memory
29C512 512K 64K x 8 5-volt Only CMOS Flash Memory
29C516E 16 Bit Flow Through EDAC Error Detection And Correction unit

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features • • • • • • • • • • • • Fast Read Access Time - 100 ns 5-Volt-Only Reprogramming Sector Program Operation Single Cycle Reprogram (Erase and Program) 2048 Sectors (256 bytes/sector) Internal Address and Data Latches for 256-Bytes Internal Program Control and Timer Hardware and Software Data Protection Two 16 KB Boot Blocks with Lockout Fast Sector Program Cycle Time - 10 ms DATA Polling for End of Program Detection Low Power Dissipation 40 mA Active Current 100 µA CMOS Standby Current Typical Endurance > 10,000 Cycles Single 5V ± 10% Supply CMOS and TTL Compatible Inputs and Outputs Description The AT29C040A is a 5-volt-only in-system Flash Programmable and Erasable Read Only Memory (PEROM). Its 4 megabits of memory is organized as 524,288 words by 8 bits.