DFP Flash Memory 2

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Part	RoHS	Manufacturer	Memory IC Type	Temperature Grade	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	No. of Functions	Technology	Screening Level	Terminal Form	Parallel or Serial	Operating Mode	Sector Size (Words)	Maximum Supply Current	No. of Words	Input/Output Type	Nominal Supply Voltage / Vsup (V)	Mixed Memory Type	Toggle Bit	Power Supplies (V)	Memory Width	Package Style (Meter)	Package Equivalence Code	Alternate Memory Width	Sub-Category	Minimum Data Retention Time	Terminal Pitch	Maximum Operating Temperature	Reverse Pinout	Output Characteristics	Organization	No. of Words Code	Minimum Operating Temperature	No. of Sectors/Size	Command User Interface	Terminal Finish	Ready or Busy	Terminal Position	No. of Ports	Write Protection	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Endurance	Maximum Clock Frequency (fCLK)	Width	Qualification	Maximum Write Cycle Time (tWC)	Serial Bus Type	Boot Block	Memory Density	Minimum Supply Voltage (Vsup)	Additional Features	Page Size (words)	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Type	Maximum Standby Current	Length	Common Flash Interface	Maximum Access Time	Programming Voltage (V)	Data Polling
SM28VLT32SHKN		Texas Instruments	FLASH	MILITARY	14	DFP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		GULL WING	SERIAL	SYNCHRONOUS		160 mA	2097152 words		1.9		YES	1.9,3.3	16	FLATPACK	SOP14,1,40		Flash Memories	0.11	1.02 mm	210 Cel			2MX16	2M	-55 Cel			GOLD		DUAL		HARDWARE	R-CDFP-G14		3.6 V	3.05 mm	1000 Write/Erase Cycles	1 MHz	8 mm	Not Qualified		SPI		33554432 bit	3.1 V			e4			NOR TYPE		20 mm			1.8	YES
CYRS16B256-133FZMB		Infineon Technologies	FLASH	MILITARY	32	DFP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		FLAT	SERIAL	SYNCHRONOUS		70 mA	33554432 words		3				8	FLATPACK	FL32,.5	4		100	1.27 mm	125 Cel		3-STATE	32MX8	32M	-55 Cel			NICKEL GOLD		DUAL		HARDWARE/SOFTWARE	R-CDFP-F32	1	3.6 V	2.95 mm	1000 Write/Erase Cycles	133 MHz	12.95 mm			SPI		268435456 bit	2.7 V	ALSO ORGANISED AS 128MbX2 AND 256Mbx1		e4			NOR TYPE	.0002 Amp	23.37 mm			3

Flash Memory

Flash memory is a type of non-volatile computer memory that is commonly used in digital devices such as USB drives, solid-state drives, and digital cameras. It is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) that allows data to be erased and reprogrammed in blocks instead of one byte at a time. Flash memory uses a floating gate transistor to store data, which allows it to retain information even when the power is turned off.

Flash memory is widely used in digital devices because of its high capacity, small size, and fast access times. It is also more durable than other types of memory, such as hard disk drives, because it has no moving parts. This makes it ideal for use in portable devices that may be subject to physical shock or vibration.

There are two types of flash memory: NOR flash and NAND flash. NOR flash is faster than NAND flash, but it has lower density and higher cost per bit. NOR flash is typically used for code storage, such as firmware or boot code, because it provides faster access times. NAND flash has higher density and lower cost per bit, which makes it ideal for data storage applications.

Flash memory has a limited lifespan, as it can only be erased and reprogrammed a limited number of times. This is because the process of erasing and reprogramming the memory causes wear and tear on the floating gate transistor. However, modern flash memory devices have a sophisticated wear-leveling algorithm that distributes writes evenly across the memory, which extends the lifespan of the device.