AT45DB321C-TU vs AT45DB321D-TU

This in-depth comparison of the AT45DB321C-TU and AT45DB321D-TU 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.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

AT45DB321C-TU

Microchip Technology

Lifecycle: Active
Stock: 3336 PCS
Series: Memory - Memory

+BOM RFQ

Part B

AT45DB321D-TU

Adesto Technologies

Lifecycle: Active
Stock: 2290 PCS
Package: TSOP-28
Series: Memory

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	AT45DB321C-TU	AT45DB321D-TU
Part Status	Obsolete	Obsolete
Base Product Number	AT45DB321	-
Digi Key Programmable	Not Verified	-
Memory Type	Non-Volatile	Non-Volatile
Memory Format	FLASH	FLASH
Technology	FLASH	FLASH
Memory Size	32Mbit	32Mb (528 Bytes x 8192 pages)
Memory Organization	528 Bytes x 8192 pages	-
Memory Interface	SPI	SPI
Clock Frequency	40 MHz	66 MHz
Write Cycle Time - Word, Page	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
Packaging	Tray	-
Write Cycle Time - Word Page	-	6ms

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