AT45DB642D-CNU vs AT45DB321C-CNU Comparison

This in-depth comparison of the AT45DB642D-CNU and AT45DB321C-CNU provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application. For more information, refer to their datasheets or contact our sales team for assistance in selecting the right part for your design.
Specifications
AT45DB642D-CNU

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3548 PCS | Adesto Technologies
AT45DB321C-CNU

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9187 PCS | Microchip Technology
Package CASON-8 VDFN-8
Description IC FLASH 64MBIT SPI 66MHZ 8CASON IC FLASH 32MBIT SPI 40MHZ 8CASON
Supplier - Microchip Technology
Part Status Obsolete Obsolete
Memory Type Non-Volatile Non-Volatile
Memory Format FLASH FLASH
Technology FLASH FLASH
Memory Size 64Mb (1056 Bytes x 8192 pages) 32Mb (528 Bytes x 8192 pages)
Memory Interface SPI SPI
Clock Frequency 66 MHz 40 MHz
Write Cycle Time - Word Page 6ms 15ms
Voltage - Supply 2.7V ~ 3.6V 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TC) -40°C ~ 85°C (TC)
Mounting Type Surface Mount Surface Mount
Comparison Model : AT45DB642D-CNU AT45DB321C-CNU

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