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AT25DF321A

ATMEL Corporation
Part Number AT25DF321A
Manufacturer ATMEL Corporation
Description 32-Megabit 2.7-volt MinimumSPI Serial Flash Memory
Published Aug 1, 2014
Detailed Description Features • Single 2.7V - 3.6V Supply • Serial Peripheral Interface (SPI) Compatible – Supports SPI Modes 0 and 3 – Suppo...
Datasheet PDF File AT25DF321A PDF File

AT25DF321A
AT25DF321A

Overview
Features • Single 2.
7V - 3.
6V Supply • Serial Peripheral Interface (SPI) Compatible – Supports SPI Modes 0 and 3 – Supports RapidS® Operation – Supports Dual-Input Program and Dual-Output Read Very High Operating Frequencies – 100 MHz for RapidS – 85 MHz for SPI – Clock-to-Output (tV) of 5 ns Maximum Flexible, Optimized Erase Architecture for Code + Data Storage Applications – Uniform 4-Kbyte Block Erase – Uniform 32-Kbyte Block Erase – Uniform 64-Kbyte Block Erase – Full Chip Erase Individual Sector Protection with Global Protect/Unprotect Feature – 64 Sectors of 64-Kbytes Each Hardware Controlled Locking of Protected Sectors via WP Pin Sector Lockdown – Make Any Combination of 64-Kbyte Sectors Permanently Read-Only 128-Byte Programmable OTP Security Register Flexible Programming – Byte/Page Program (1 to 256 Bytes) Fast Program and Erase Times – 1.
0 ms Typical Page Program (256 Bytes) Time – 50 ms Typical 4-Kbyte Block Erase Time – 250 ms Typical 32-Kbyte Block Erase Time – 400 ms Typical 64-Kbyte Block Erase Time Program and Erase Suspend/Resume Automatic Checking and Reporting of Erase/Program Failures Software Controlled Reset JEDEC Standard Manufacturer and Device ID Read Methodology Low Power Dissipation – 5 mA Active Read Current (Typical at 20 MHz) – 5 µA Deep Power-Down Current (Typical) Endurance: 100,000 Program/Erase Cycles Data Retention: 20 Years Complies with Full Industrial Temperature Range Industry Standard Green (Pb/Halide-free/RoHS Compliant) Package Options – 8-lead SOIC (208-mil wide) – 8-pad Ultra Thin DFN (5 x 6 x 0.
6 mm) • • • • • • • • 32-Megabit 2.
7-volt Minimum SPI Serial Flash Memory AT25DF321A Preliminary • • • • • • • • • 1.
Description The AT25DF321A is a serial interface Flash memory device designed for use in a wide variety of high-volume consumer based applications in which program code is shadowed from Flash memory into embedded or external RAM for execution.
The flexible erase architecture of the AT25DF321A, with its eras...


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