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AT25DF321A_10 Datasheet, PDF (1/52 Pages) ATMEL Corporation – 32-Mbit 2.7V Minimum Serial Peripheral Interface Serial Flash Memory | |||
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Features
⢠Single 2.7V - 3.6V Supply
⢠Serial Peripheral Interface (SPI) Compatible
â Supports SPI Modes 0 and 3
â Supports Atmel RapidS Operation
â Supports Dual-Input Program and Dual-Output Read
⢠Very High Operating Frequencies
â 100MHz for Atmel RapidS
â 85MHz for SPI
â Clock-to-Output (tV) of 5ns Maximum
⢠Flexible, Optimized Erase Architecture for Code + Data Storage Applications
â Uniform 4-Kbyte Block Erase
â Uniform 32-Kbyte Block Erase
â Uniform 64-Kbyte Block Erase
â Full Chip Erase
⢠Individual Sector Protection with Global Protect/Unprotect Feature
â 64 Sectors of 64-Kbytes Each
⢠Hardware Controlled Locking of Protected Sectors via WP Pin
⢠Sector Lockdown
â Make Any Combination of 64-Kbyte Sectors Permanently Read-Only
⢠128-Byte Programmable OTP Security Register
⢠Flexible Programming
â Byte/Page Program (1- to 256-Bytes)
⢠Fast Program and Erase Times
â 1.0ms Typical Page Program (256-Bytes) Time
â 50ms Typical 4-Kbyte Block Erase Time
â 250ms Typical 32-Kbyte Block Erase Time
â 400ms 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
â 12mA Active Read Current (Typical at 20MHz)
â 5µA 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
â 8-lead SOIC (208-mil wide)
â 8-pad Ultra Thin DFN (5 x 6 x 0.6mm)
32-Mbit
2.7V Minimum
Serial Peripheral
Interface Serial
Flash Memory
Atmel AT25DF321A
3686DâDFLASHâ12/09
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