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Base Part Number:
AT28C256

Part Number	Manufacturer	Datasheet	Availability	Pricing(USD)	Quantity	Factory Lead Time	Contact Plating	Mount	Mounting Type	Package / Case	Surface Mount	Number of Pins	Memory Types	Usage Level	Operating Temperature	Packaging	Published	JESD-609 Code	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	Terminal Finish	Additional Feature	Voltage - Supply	Terminal Position	Peak Reflow Temperature (Cel)	Number of Functions	Supply Voltage	Terminal Pitch	Frequency	Time@Peak Reflow Temperature-Max (s)	Base Part Number	JESD-30 Code	Qualification Status	Operating Supply Voltage	Supply Voltage-Max (Vsup)	Power Supplies	Supply Voltage-Min (Vsup)	Interface	Memory Size	Nominal Supply Current	Operating Mode	Supply Current-Max	Access Time	Memory Format	Memory Interface	Organization	Output Characteristics	Memory Width	Write Cycle Time - Word, Page	Density	Standby Current-Max	Memory Density	Screening Level	Programming Voltage	Endurance	Write Cycle Time-Max (tWC)	Data Retention Time-Min	Write Protection	Data Polling	Toggle Bit	Command User Interface	Page Size	Height	Height Seated (Max)	Length	Width	Radiation Hardening	REACH SVHC	RoHS Status	Lead Free
Mfr Part No AT28C256-15PU	Microchip Technology	Datasheet	56 In Stock	-	Min: 1 Mult: 1	8 Weeks	Tin	Through Hole	Through Hole	28-DIP (0.600, 15.24mm)		28	Non-Volatile	Industrial grade	-40°C~85°C TC	Tube	1997	e3	yes	Active	1 (Unlimited)	28			4.5V~5.5V	DUAL	245	1	5V	2.54mm	5MHz		AT28C256			5V		5V			256Kb 32K x 8	50mA			150ns	EEPROM	Parallel	32KX8			10ms	256 kb	0.0002A			5V	10000 Write/Erase Cycles	10ms	10	HARDWARE/SOFTWARE	YES	YES	NO	64words	4.826mm		37.34mm	13.97mm	No	No SVHC	ROHS3 Compliant	Lead Free
Mfr Part No AT28C256E-15JU	Microchip Technology	Datasheet	239 In Stock	1: $26.393410 10: $24.899444 100: $23.490041 500: $22.160416 View all price	Min: 1 Mult: 1	4 Weeks	Tin	Surface Mount	Surface Mount	32-LCC (J-Lead)		32	Non-Volatile	Military grade	-40°C~85°C TC	Tube	1997	e3	yes	Active	2 (1 Year)	32		AUTOMATIC WRITE	4.5V~5.5V	QUAD	245	1	5V	1.27mm	5MHz	40	AT28C256			5V		5V			256Kb 32K x 8	50mA			150ns	EEPROM	Parallel		3-STATE	8	10ms	256 kb	0.0002A		MIL-STD-883	5V	100000 Write/Erase Cycles	10ms	10	HARDWARE/SOFTWARE	YES	YES	NO	64words		3.556mm	13.97mm	11.43mm	No	No SVHC	ROHS3 Compliant	Lead Free
Mfr Part No AT28C256-15DM/883	Microchip Technology	Datasheet	2014 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube	1997	e0		Active	1 (Unlimited)	28	Tin/Lead (Sn/Pb)		4.5V~5.5V	DUAL		1	5V	2.54mm	150GHz		AT28C256			5V				Parallel, SPI	256Kb 32K x 8	50mA			150ns	EEPROM	Parallel	32KX8		8	10ms	256 kb			MIL-STD-883 Class B	5V		10ms						64words		5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-15TU	Microchip Technology	Datasheet	272 In Stock	1: $7.192042 10: $6.784945 100: $6.400892 500: $6.038578 View all price	Min: 1 Mult: 1	15 Weeks	Tin	Surface Mount	Surface Mount	28-TSSOP (0.465, 11.80mm Width)		28	Non-Volatile		-40°C~85°C TC	Tray	1997	e3	yes	Active	3 (168 Hours)	28			4.5V~5.5V	DUAL	NOT SPECIFIED	1	5V	0.55mm	150GHz	NOT SPECIFIED	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		150ns	EEPROM	Parallel	32KX8		8	10ms	256 kb	0.0002A			5V	10000 Write/Erase Cycles	10ms			YES	YES		64words		1.2mm	11.8mm	8mm			ROHS3 Compliant	Lead Free
Mfr Part No AT28C256E-15DM/883	Microchip Technology	Datasheet	1200 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube				Active	1 (Unlimited)	28			4.5V~5.5V	DUAL		1	5V	2.54mm	150GHz		AT28C256			5V				Parallel, SPI	256Kb 32K x 8	50mA			150ns	EEPROM	Parallel	32KX8		8	10ms	256 kb			MIL-STD-883 Class B	5V								64words		5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-20LM/883	Microchip Technology	Datasheet	2175 In Stock	-	Min: 1 Mult: 1	23 Weeks			Surface Mount	32-CLCC	YES		Non-Volatile	Military grade	-55°C~125°C TC	Tube		e0	no	Active	3 (168 Hours)	32	Tin/Lead (Sn/Pb)	AUTOMATIC WRITE	4.5V~5.5V	QUAD	225	1	5V	1.27mm		30	AT28C256	R-CQCC-N32	Not Qualified		5.5V	5V	4.5V		256Kb 32K x 8		ASYNCHRONOUS	0.05mA	200ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms		0.0003A	262144 bit	MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	10ms			YES	YES	NO	64words		2.54mm	13.97mm	11.43mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256E-15TU	Microchip Technology	Datasheet	35 In Stock	1: $38.290501 10: $36.123113 100: $34.078409 500: $32.149443 View all price	Min: 1 Mult: 1	14 Weeks	Tin	Surface Mount	Surface Mount	28-TSSOP (0.465, 11.80mm Width)		28	Non-Volatile	Military grade	-40°C~85°C TC	Tray	1997	e3	yes	Active	3 (168 Hours)	28		AUTOMATIC WRITE	4.5V~5.5V	DUAL	260	1	5V	0.55mm	150GHz	40	AT28C256		Not Qualified	5V		5V			256Kb 32K x 8	50mA	ASYNCHRONOUS		150ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms	256 kb	0.0002A		MIL-STD-883	5V	100000 Write/Erase Cycles	10ms			YES	YES	NO	64words		1.2mm	11.8mm	8mm			ROHS3 Compliant	Lead Free
Mfr Part No AT28C256-25DM/883	Microchip Technology	Datasheet	2287 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube				Active	1 (Unlimited)	28			4.5V~5.5V	DUAL		1	5V	2.54mm	250GHz		AT28C256			5V				Parallel, SPI	256Kb 32K x 8	50mA			250ns	EEPROM	Parallel	32KX8		8	10ms	256 kb			MIL-STD-883 Class C	5V		10ms								5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-15UM/883	Microchip Technology	Datasheet	1943 In Stock	1: $340.924858 10: $321.627225 100: $303.421910 500: $286.247085 View all price	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Through Hole	Through Hole	28-BCPGA		28	Non-Volatile	Military grade	-55°C~125°C TC	Tray	1997	e0	no	Active	1 (Unlimited)	28	Tin/Lead (Sn/Pb)	AUTOMATIC WRITE	4.5V~5.5V	PERPENDICULAR	225	1	5V	2.54mm	150GHz	30	AT28C256			5V		5V			256Kb 32K x 8	50mA			150ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	10ms			YES	YES	NO	64words		4.4mm	16.51mm	13.97mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256F-15SU	Microchip Technology	Datasheet	8 In Stock	1: $15.222651 10: $14.360992 100: $13.548106 500: $12.781232 View all price	Min: 1 Mult: 1	14 Weeks	Tin	Surface Mount	Surface Mount	28-SOIC (0.295, 7.50mm Width)		28	Non-Volatile		-40°C~85°C TC	Tube	1997	e3	yes	Active	3 (168 Hours)	28			4.5V~5.5V	DUAL	250	1	5V	1.27mm	150GHz	40	AT28C256			5V		5V		Parallel, SPI	256Kb 32K x 8	50mA			150ns	EEPROM	Parallel	32KX8		8	3ms	256 kb	0.0002A			5V	10000 Write/Erase Cycles	3ms	10	HARDWARE/SOFTWARE	YES	YES		64words		2.65mm	17.9mm	7.5mm	No		ROHS3 Compliant	Lead Free
Mfr Part No AT28C256E-15LM/883	Microchip Technology	Datasheet	1723 In Stock	-	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Surface Mount	Surface Mount	32-CLCC		32	Non-Volatile	Military grade	-55°C~125°C TC	Tube	1997	e0	no	Active	3 (168 Hours)	32	Tin/Lead (Sn/Pb)	AUTOMATIC WRITE	4.5V~5.5V	QUAD	225	1	5V	1.27mm	150GHz	30	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		150ns	EEPROM	Parallel		3-STATE	8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	100000 Write/Erase Cycles	10ms			YES	YES		64words		2.54mm	13.97mm	11.43mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-20UM/883	Microchip Technology	Datasheet	2229 In Stock	1: $377.608170 10: $356.234123 100: $336.069928 500: $317.047102 View all price	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Through Hole	Through Hole	28-BCPGA		28	Non-Volatile	Military grade	-55°C~125°C TC	Tray	1997	e0	no	Active	1 (Unlimited)	28	Tin/Lead (Sn/Pb)	AUTOMATIC WRITE	4.5V~5.5V	PERPENDICULAR	225	1	5V	2.54mm	200GHz	30	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		200ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	10ms			YES	YES		64words		4.4mm	16.51mm	13.97mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-20FM/883	Microchip Technology	Datasheet	2366 In Stock	-	Min: 1 Mult: 1	23 Weeks			Surface Mount	28-CFlatPack	YES		Non-Volatile	Military grade	-55°C~125°C TC	Tube	1997	e0	no	Active	3 (168 Hours)	28	TIN LEAD	AUTOMATIC WRITE	4.5V~5.5V	DUAL	240	1	5V	1.27mm		30	AT28C256	R-CDFP-F28	Not Qualified		5.5V	5V	4.5V		256Kb 32K x 8		ASYNCHRONOUS		200ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms		0.0003A	262144 bit	MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	10ms			YES	YES	NO	64words		3.02mm	18.285mm	10.16mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256-20DM/883	Microchip Technology	Datasheet	2248 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube				Active	1 (Unlimited)	28			4.5V~5.5V	DUAL		1	5V	2.54mm	200GHz		AT28C256				5.5V		4.5V		256Kb 32K x 8	50mA			200ns	EEPROM	Parallel	32KX8		8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	10ms	10	HARDWARE/SOFTWARE	YES		NO			5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256E-20DM/883	Microchip Technology	Datasheet	2282 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube				Active	1 (Unlimited)	28			4.5V~5.5V	DUAL		1	5V	2.54mm	200GHz		AT28C256			5V				Parallel, SPI	256Kb 32K x 8	50mA			200ns	EEPROM	Parallel	32KX8		8	10ms	256 kb			MIL-STD-883 Class C	5V										5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256E-20UM/883	Microchip Technology	Datasheet	1619 In Stock	1: $343.845411 10: $324.382463 100: $306.021191 500: $288.699237 View all price	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Through Hole	Through Hole	28-BCPGA		28	Non-Volatile	Military grade	-55°C~125°C TC	Tray	1997	e0	no	Active	1 (Unlimited)	28	Tin/Lead (Sn/Pb)	AUTOMATIC WRITE	4.5V~5.5V	PERPENDICULAR	225	1	5V	2.54mm	200GHz	30	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		200ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	100000 Write/Erase Cycles	10ms			YES	YES		64words		4.4mm	16.51mm	13.97mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256E-25DM/883	Microchip Technology	Datasheet	1812 In Stock	-	Min: 1 Mult: 1	23 Weeks		Through Hole	Through Hole	28-CDIP (0.600, 15.24mm)		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube				Active	1 (Unlimited)	28			4.5V~5.5V	DUAL		1	5V	2.54mm	250GHz		AT28C256			5V				Parallel, SPI	256Kb 32K x 8	50mA			250ns	EEPROM	Parallel	32KX8		8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	100000 Write/Erase Cycles		10	HARDWARE/SOFTWARE	YES					5.72mm	37.215mm	15.24mm	No		Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256F-15JU	Microchip Technology	Datasheet	2532 In Stock	1: $22.351702 10: $21.086512 100: $19.892935 500: $18.766920 View all price	Min: 1 Mult: 1	7 Weeks	Tin	Surface Mount	Surface Mount	32-LCC (J-Lead)		32	Non-Volatile		-40°C~85°C TC	Tube	1997	e3	yes	Active	2 (1 Year)	32			4.5V~5.5V	QUAD	245	1	5V	1.27mm	5MHz	40	AT28C256			5V		5V		Parallel, SPI	256Kb 32K x 8	50mA			150ns	EEPROM	Parallel			8	3ms	256 kb	0.0002A			5V	10000 Write/Erase Cycles	3ms	10	HARDWARE/SOFTWARE	YES	YES		64words		3.556mm	13.97mm	11.43mm	No	No SVHC	ROHS3 Compliant	Lead Free
Mfr Part No AT28C256E-15FM/883	Microchip Technology	Datasheet	2145 In Stock	1: $288.939521 10: $272.584454 100: $257.155146 500: $242.599193 View all price	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Surface Mount	Surface Mount	28-CFlatPack		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube	1997	e0	no	Active	3 (168 Hours)	28	TIN LEAD	AUTOMATIC WRITE	4.5V~5.5V	DUAL	240	1	5V	1.27mm	150GHz	30	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		150ns	EEPROM	Parallel	32KX8	3-STATE	8	10ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	100000 Write/Erase Cycles	10ms			YES	YES		64words		3.02mm		10.16mm			Non-RoHS Compliant	Contains Lead
Mfr Part No AT28C256F-15FM/883	Microchip Technology	Datasheet	32 In Stock	1: $50.732829 10: $47.861160 100: $45.152038 500: $42.596261 View all price	Min: 1 Mult: 1	23 Weeks	Lead, Tin	Surface Mount	Surface Mount	28-CFlatPack		28	Non-Volatile	Military grade	-55°C~125°C TC	Tube	1997	e0	no	Active	3 (168 Hours)	28	TIN LEAD	AUTOMATIC WRITE	4.5V~5.5V	DUAL	240	1	5V	1.27mm	150GHz	30	AT28C256		Not Qualified	5V		5V		Parallel, SPI	256Kb 32K x 8	50mA	ASYNCHRONOUS		150ns	EEPROM	Parallel	32KX8	3-STATE	8	3ms	256 kb	0.0003A		MIL-STD-883 Class C	5V	10000 Write/Erase Cycles	3ms			YES	YES		64words		3.02mm		10.16mm			Non-RoHS Compliant	Contains Lead

Memory (74)