ATMEL AT29C040A handbook

Update: 30 September, 2023

AT29C040A is a 5V 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. Manufactured with Atmel’s advanced nonvolatile CMOS EEPROM technology, the device offers access times up to 90 ns, and a low 220 mW power dissipation. When the device is deselected, the CMOS standby current is less than 100 µA. The device endurance is such that any sector can typically be written to in excess of 10,000 times. The programming algorithm is compatible with other devices in Atmel’s 5-volt only Flash family. To allow for simple in-system reprogrammability, the AT29C040A does not require high input voltages for programming. Five-volt-only commands determine the operation of the device. Reading data out of the device is similar to reading from an EPROM. Reprogramming the AT29C040A is performed by internal address and data latches in a single cycle reprogram (erase and program).


Brand: ATMEL

File format: PDF

Size: 481 KB

MD5 Checksum: 5EF13CDA529CCF10D153B5E1FDD62F60

Publication date: 27 March, 2012

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PDF Link: ATMEL AT29C040A handbook PDF

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