AT49F001-90PI Datasheet PDF – 1-Megabit, Flash Memory

Part Number: AT49F001-90PI

Function: 1-Megabit (128K x 8) 5-volt only Flash Memory, 50mA active, 0.3mA standby

Package: DIP 32 Pin, PLCC 32 Pin, TSSOP 32 Pin Type

Manufacturer: Atmel Corporation


AT49F001-90PI datasheet


The AT49F001-90PI 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.



1. Single Voltage Operation
(1) 5V Read
(2) 5V Reprogramming

2. Fast Read Access Time – 55 ns

3. Internal Program Control and Timer

4. Sector Architecture

(1) One 16K Bytes Boot Block with Programming Lockout
(2) Two 8K Bytes Parameter Blocks
(3) Two Main Memory Blocks (32K, 64K Bytes)

5. Fast Erase Cycle Time – 10 Seconds

6. Byte-by-byte Programming – 10 µs/Byte Typical

7. Hardware Data Protection

8. DATA Polling for End of Program Detection


Other data sheets are available within the file:

AT49F001, AT49F001-12JC, AT49F001-12JI, AT49F001-12PC, AT49F001-12PI


AT49F001-90PI Datasheet PDF Download

AT49F001-90PI pdf