AT45DB642D-CNU

The AT45DB642D-CNU is one member of the AT45DB642D family which is designed as the 2.7-volt, dual-interface sequential access Flash memory which can be used in digital voice-, image-, program code- and data-storage applications. AT45DB642D-CNU contains two SRAM buffers of 1,024 (binary buffer size) bytes/1,056 bytes (standard DataFlash buffer size) each and the 69,206,016 bits of memory are organized as 8,192 pages of 1,024 bytes (binary page size) or 1,056 bytes (standard DataFlash page size) each.

Features of the AT45DB642D-CNU are:(1)Single 2.7V - 3.6V Supply;(2)User Configurable Page Size: 1024 Bytes per Page or 1056 Bytes per Page;(3)Page Program Operation: Intelligent Programming Operation and 8192 Pages (1024/1056 Bytes/Page) Main Memory;(4)Two SRAM Data Buffers (1024/1056 Bytes): Allows Receiving of Data while Reprogramming the Flash Array;(5)Continuous Read Capability through Entire Array: Ideal for Code Shadowing Applications;(6)Hardware and Software Data Protection Features: Individual Sector;(7)JEDEC Standard Manufacturer and Device ID Read;(8)100,000 Program/Erase Cycles Per Page Minimum;(9)Data Retention 20 Years;(10)Green (Pb/Halide-free/RoHS Compliant) Packaging Options.

The absolute maximum ratings of the AT45DB642D-CNU can be summarized as:(1)Temperature under Bias: -55°C to +125°C;(2)Storage Temperature: -65°C to +150°C;(3)All Input Voltages (including NC Pins) with Respect to Ground: -0.6 V to +6.25 V;(4)All Output Voltages with Respect to Ground: -0.6 V to VCC + 0.6 V. If you want to know more information about AT45DB642D-CNU, please download the datasheet in www.seekic.com or www.chinaicmart.com .