Specification	AT45DB321C-RC

Clock Frequency	40 MHz
Memory Depth	8192 pages
Memory Format	FLASH
Memory Interface (Type)	SPI
Memory Size	4 MB
Memory Type	Non-Volatile
Mounting Type	Surface Mount
Operating Temperature (Max)	70 °C
Operating Temperature (Min)	0 °C
Package Length	0.342 in
Package Name	28-SOIC
Package Width	8.69 mm
Page Size	528 Bytes
Technology	FLASH
Voltage - Supply (Maximum)	3.6 V
Voltage - Supply (Minimum)	2.7 V
Write Cycle Time - Page	15 ms
Write Cycle Time - Word	15 ms

AT45DB321 Series

Part	Mounting Type	Page Size	Memory Depth	Clock Frequency	Memory Format	Memory Size	Write Cycle Time - Word	Write Cycle Time - Page	Memory Type	Package Width	Package Name	Package Length	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Operating Temperature (Min)	Operating Temperature (Max)	Technology	Memory Interface (Type)	Package / Case
Microchip Technology AT45DB321B-RI	Surface Mount	528 Bytes	8192 pages	20 MHz	FLASH	4 MB	14 ms	14 ms	Non-Volatile	8.69 mm	28-SOIC	0.342 in	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI
Microchip Technology AT45DB321B-TC	Surface Mount	528 Bytes	8192 pages	20 MHz	FLASH	4 MB	14 ms	14 ms	Non-Volatile	18.4 mm	32-TFSOP 32-TSOP	0.724 "	3.6 V	2.7 V	0 °C	70 °C	FLASH	SPI
Microchip Technology AT45DB321B-CI	Surface Mount	528 Bytes	8192 pages	20 MHz	FLASH	4 MB	14 ms	14 ms	Non-Volatile	12 mm	44-CBGA	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	44-TBGA CSPBGA
Microchip Technology AT45DB321D-MU	Surface Mount	528 Bytes	8192 pages	66 MHz	FLASH	4 MB	6 ms	6 ms	Non-Volatile	5 mm	8-VDFN	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	8-VDFN Exposed Pad
Microchip Technology AT45DB321B-TI	Surface Mount	528 Bytes	8192 pages	20 MHz	FLASH	4 MB	14 ms	14 ms	Non-Volatile	18.4 mm	32-TFSOP 32-TSOP	0.724 "	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI
Microchip Technology AT45DB321D-CU	Surface Mount	528 Bytes	8192 pages	66 MHz	FLASH	4 MB	6 ms	6 ms	Non-Volatile	8 mm	24-CBGA	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	24-TBGA CSPBGA
Microchip Technology AT45DB321C-CNU	Surface Mount	528 Bytes	8192 pages	40 MHz	FLASH	4 MB	15 ms	15 ms	Non-Volatile	8 mm	8-CASON	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	8-VDFN
Microchip Technology AT45DB321D-TU	Surface Mount	528 Bytes	8192 pages	66 MHz	FLASH	4 MB	6 ms	6 ms	Non-Volatile	11.8 mm	28-TSOP 28-TSSOP	0.465 in	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI
Microchip Technology AT45DB321C-CI	Surface Mount	528 Bytes	8192 pages	40 MHz	FLASH	4 MB	15 ms	15 ms	Non-Volatile	8 mm	24-CBGA	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	24-TBGA CSPBGA
Microchip Technology AT45DB321D-CCU	Surface Mount	528 Bytes	8192 pages	66 MHz	FLASH	4 MB	6 ms	6 ms	Non-Volatile	8 mm	24-CBGA	6 mm	3.6 V	2.7 V	-40 °C	85 °C	FLASH	SPI	24-TBGA CSPBGA

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AT45DB321C-RC | Datasheet