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AT45DB642D_09 Datasheet, PDF (1/58 Pages) ATMEL Corporation – 64-megabit 2.7-volt Dual-interface DataFlash | |||
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Features
⢠Single 2.7V - 3.6V Supply
⢠Dual-interface Architecture
â RapidS Serial Interface: 66 MHz Maximum Clock Frequency
SPI Compatible Modes 0 and 3
â Rapid8 8-bit Interface: 50 MHz Maximum Clock Frequency
⢠User Configurable Page Size
â 1024 Bytes per Page
â 1056 Bytes per Page
â Page Size Can Be Factory Pre-configured for 1024 Bytes
⢠Page Program Operation
â Intelligent Programming Operation
â 8192 Pages (1024/1056 Bytes/Page) Main Memory
⢠Flexible Erase Options
â Page Erase (1 Kbyte)
â Block Erase (8 Kbytes)
â Sector Erase (256 Kbytes)
â Chip Erase (64 Mbits)
⢠Two SRAM Data Buffers (1024/1056 Bytes)
â Allows Receiving of Data while Reprogramming the Flash Array
⢠Continuous Read Capability through Entire Array
â Ideal for Code Shadowing Applications
⢠Low-power Dissipation
â 10 mA Active Read Current Typical â Serial Interface
â 10 mA Active Read Current Typical â 8-bit Interface
â 25 µA Standby Current Typical
â 15 µA Deep Power Down Typical
⢠Hardware and Software Data Protection Features
â Individual Sector
⢠Permanent Sector Lockdown for Secure Code and Data Storage
â Individual Sector
⢠Security: 128-byte Security Register
â 64-byte User Programmable Space
â Unique 64-byte Device Identifier
⢠JEDEC Standard Manufacturer and Device ID Read
⢠100,000 Program/Erase Cycles Per Page Minimum
⢠Data Retention â 20 Years
⢠Green (Pb/Halide-free/RoHS Compliant) Packaging Options
⢠Temperature Range
â Industrial: -40°C to +85°C
64-megabit
2.7-volt
Dual-interface
DataFlash®
AT45DB642D
3542KâDFLASHâ04/09
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