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AT28HC256 Series EEPROM

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Memory Size	Interface Type	Maximum Clock Frequency	Organization	Package / Case	Access Time	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Retention	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
EEPROM 256K FAST PROG SDP - 90NS IND TEMP AT28HC256F-90JU Microchip Technology 1: $16.312 357In Stock	Mfr. Part # AT28HC256F-90JU Mouser Part # 556-AT28HC256F90JU	Microchip Technology	EEPROM 256K FAST PROG SDP - 90NS IND TEMP	Datasheet	357In Stock	$16.312 $15.702 $15.092	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 70NS PLCC IND GRN AT28HC256E-70JU-T Microchip Technology 1: $16.028 673In Stock	Mfr. Part # AT28HC256E-70JU-T Mouser Part # 556-AT28HC256E70JUT	Microchip Technology	EEPROM 70NS PLCC IND GRN	Datasheet	673In Stock	Cut Tape $16.028 Reel $14.755	Min.: 1 Mult.: 1 : 750		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel, Cut Tape
EEPROM 70NS, SOIC, IND TEMP, GREEN AT28HC256-70SU-T Microchip Technology 1: $16.753 1.006In Stock	Mfr. Part # AT28HC256-70SU-T Mouser Part # 556-AT28HC256-70SU-T	Microchip Technology	EEPROM 70NS, SOIC, IND TEMP, GREEN	Datasheet	1.006In Stock	Cut Tape $16.753 Reel $15.418 MouseReel Available	Min.: 1 Mult.: 1 : 1.000		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel, Cut Tape, MouseReel
EEPROM 256K HI-ENDURANCE SDP - 120NS AT28HC256E-12LM/883 Microchip Technology 1: $271.830 12In Stock	Mfr. Part # AT28HC256E-12LM/883 Mouser Part # 556-A28HC256E12LM883	Microchip Technology	EEPROM 256K HI-ENDURANCE SDP - 120NS	Datasheet	12In Stock	$271.830 $261.650 Quote Quote	Min.: 1 Mult.: 1	No	256 kbit	Parallel		32 k x 8	LCC-32	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 55 C	+ 125 C	AT28HC256	Tube
EEPROM 90NS, PLCC, IND TEMP, GREEN AT28HC256-90JU-T Microchip Technology 1: $15.565 670In Stock	Mfr. Part # AT28HC256-90JU-T Mouser Part # 556-AT28HC256-90JU-T	Microchip Technology	EEPROM 90NS, PLCC, IND TEMP, GREEN	Datasheet	670In Stock	Cut Tape $15.565 Reel $14.335 MouseReel Available	Min.: 1 Mult.: 1 : 750		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel, Cut Tape, MouseReel
EEPROM 70NS, PLCC, IND TEMP, GREEN AT28HC256-70JU-T Microchip Technology 1: $16.301 86In Stock	Mfr. Part # AT28HC256-70JU-T Mouser Part # 556-AT28HC256-70JU-T	Microchip Technology	EEPROM 70NS, PLCC, IND TEMP, GREEN	Datasheet	86In Stock	Cut Tape $16.301 Reel $15.008 MouseReel Available	Min.: 1 Mult.: 1 : 750		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel, Cut Tape, MouseReel
EEPROM 256K 5V SDP - 90NS FLATPACK 883C AT28HC256-90FM/883 Microchip Technology 1: $281.422 15In Stock	Mfr. Part # AT28HC256-90FM/883 Mouser Part # 556-28HC25690FM/883	Microchip Technology	EEPROM 256K 5V SDP - 90NS FLATPACK 883C	Datasheet	15In Stock	$281.422 $270.873 Quote Quote	Min.: 1 Mult.: 1	No	256 kbit	Parallel	5 MHz	32 k x 8	FlatPack-28	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 55 C	+ 125 C	AT28HC256	Tube
EEPROM Parallel EEPROM 5V, SDP-70NS, GR AT28HC256-70JU Microchip Technology 1: $16.133 416In Stock	Mfr. Part # AT28HC256-70JU Mouser Part # 556-AT28HC256-70JU	Microchip Technology	EEPROM Parallel EEPROM 5V, SDP-70NS, GR	Datasheet	416In Stock	$16.133 $15.533 $14.923	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM Parallel EEPROM 5V-120NS, 883c, GR AT28HC256E-12SU Microchip Technology 1: $13.661 261In Stock	Mfr. Part # AT28HC256E-12SU Mouser Part # 556-AT28HC256E-12SU	Microchip Technology	EEPROM Parallel EEPROM 5V-120NS, 883c, GR	Datasheet	261In Stock	$13.661 $13.157 $12.631	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K 70ns AT28HC256E-70JU Microchip Technology 1: $15.891 101In Stock	Mfr. Part # AT28HC256E-70JU Mouser Part # 556-AT28HC256E-70JU	Microchip Technology	EEPROM 256K 70ns	Datasheet	101In Stock	$15.891 $15.271 $14.692	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K 5V SDP - 90NS AT28HC256-90LM/883 Microchip Technology 1: $294.210 11In Stock	Mfr. Part # AT28HC256-90LM/883 Mouser Part # 556-A28HC25690LM883	Microchip Technology	EEPROM 256K 5V SDP - 90NS	Datasheet	11In Stock	$294.210 $283.189 Quote Quote	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	LCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 55 C	+ 125 C	AT28HC256	Tube
EEPROM 256K 5V SDP 70NS IND TEMP AT28HC256-70SU Microchip Technology 1: $16.564 49In Stock	Mfr. Part # AT28HC256-70SU Mouser Part # 556-AT28HC256-70SU	Microchip Technology	EEPROM 256K 5V SDP 70NS IND TEMP	Datasheet	49In Stock	$16.564 $15.954 $15.334	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	70 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K 5V SDP - 120NS IND TEMP AT28HC256-12JU Microchip Technology 1: $13.640 25In Stock 96Expected 10/9/2026	Mfr. Part # AT28HC256-12JU Mouser Part # 556-AT28HC25612JU	Microchip Technology	EEPROM 256K 5V SDP - 120NS IND TEMP	Datasheet	25In Stock 96Expected 10/9/2026	$13.640 $13.146 $12.610	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K 32K x 8 120 ns 4.5V-5.5V AT28HC256-12SU Microchip Technology 1: $13.945 24In Stock 81Expected 10/15/2026	Mfr. Part # AT28HC256-12SU Mouser Part # 556-AT28HC25612SU	Microchip Technology	EEPROM 256K 32K x 8 120 ns 4.5V-5.5V	Datasheet	24In Stock 81Expected 10/15/2026	$13.945 $13.441 $12.915	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K 5V SDP - 90NS IND TEMP AT28HC256-90JU Microchip Technology 1: $15.397 76In Stock	Mfr. Part # AT28HC256-90JU Mouser Part # 556-AT28HC25690JU	Microchip Technology	EEPROM 256K 5V SDP - 90NS IND TEMP	Datasheet	76In Stock	$15.397 $14.818 $14.240	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM Parallel EEPROM 5V-120NS, 883c, GR AT28HC256E-12JU Microchip Technology 1: $14.524 32In Stock	Mfr. Part # AT28HC256E-12JU Mouser Part # 556-AT28HC256E-12JU	Microchip Technology	EEPROM Parallel EEPROM 5V-120NS, 883c, GR	Datasheet	32In Stock	$14.524 $13.956 $13.430	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP AT28HC256E-90JU Microchip Technology 1: $13.693 51In Stock	Mfr. Part # AT28HC256E-90JU Mouser Part # 556-AT28HC256E90JU	Microchip Technology	EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP	Datasheet	51In Stock	$13.693 $13.188 $12.673	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP AT28HC256E-90SU Microchip Technology 1: $14.198 5In Stock	Mfr. Part # AT28HC256E-90SU Mouser Part # 556-AT28HC256E90SU	Microchip Technology	EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP	Datasheet	5In Stock	$14.198 $13.672 $13.146	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 256K FAST PROG SDP - 90NS IND TEMP AT28HC256F-90SU Microchip Technology 1: $16.533 5In Stock	Mfr. Part # AT28HC256F-90SU Mouser Part # 556-AT28HC256F90SU	Microchip Technology	EEPROM 256K FAST PROG SDP - 90NS IND TEMP	Datasheet	5In Stock	$16.533 $15.933 $15.281	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 120NS, PLCC, IND TEMP, GREEN AT28HC256-12JU-T Microchip Technology 1: $13.809 46In Stock	Mfr. Part # AT28HC256-12JU-T Mouser Part # 556-AT28HC256-12JU-T	Microchip Technology	EEPROM 120NS, PLCC, IND TEMP, GREEN	Datasheet	46In Stock	Cut Tape $13.809 Reel $12.704 MouseReel Available	Min.: 1 Mult.: 1 : 750		256 kbit	Parallel	5 MHz	32 k x 8	PLCC-32	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel, Cut Tape, MouseReel
EEPROM 256K 5V SDP - 90NS IND TEMP AT28HC256-90SU Microchip Technology 1: $15.986 Non-Stocked Lead-Time 8 Weeks	Mfr. Part # AT28HC256-90SU Mouser Part # 556-AT28HC25690SU	Microchip Technology	EEPROM 256K 5V SDP - 90NS IND TEMP	Datasheet	Non-Stocked Lead-Time 8 Weeks	$15.986 $15.386 $14.776	Min.: 1 Mult.: 1		256 kbit	Parallel	5 MHz	32 k x 8	SOIC-28	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Tube
EEPROM 120NS, SOIC, IND TEMP, GREEN AT28HC256E-12SU-T Microchip Technology 1.000: $12.704 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # AT28HC256E-12SU-T Mouser Part # 556-AT28HC256E12SUT	Microchip Technology	EEPROM 120NS, SOIC, IND TEMP, GREEN	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $12.704	Min.: 1.000 Mult.: 1.000 : 1.000		256 kbit	Parallel		32 k x 8	SOIC-28	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel
EEPROM 90NS PLCC IND GRN AT28HC256E-90JU-T Microchip Technology 750: $12.768 Non-Stocked Lead-Time 8 Weeks	Mfr. Part # AT28HC256E-90JU-T Mouser Part # 556-AT28HC256E90JUT	Microchip Technology	EEPROM 90NS PLCC IND GRN	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel $12.768	Min.: 750 Mult.: 750 : 750		256 kbit	Parallel		32 k x 8	PLCC-32	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel
EEPROM 90NS SOIC IND GRN AT28HC256F-90SU-T Microchip Technology 1.000: $15.386 Non-Stocked Lead-Time 8 Weeks	Mfr. Part # AT28HC256F-90SU-T Mouser Part # 556-AT28HC256F90SUT	Microchip Technology	EEPROM 90NS SOIC IND GRN	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel $15.386	Min.: 1.000 Mult.: 1.000 : 1.000		256 kbit	Parallel		32 k x 8	SOIC-28	90 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel
EEPROM 120NS, SOIC, IND TEMP, GREEN AT28HC256-12SU-T Microchip Technology 1.000: $12.988 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # AT28HC256-12SU-T Mouser Part # 579-AT28HC256-12SU-T	Microchip Technology	EEPROM 120NS, SOIC, IND TEMP, GREEN	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $12.988	Min.: 1.000 Mult.: 1.000 : 1.000		256 kbit	Parallel		32 k x 8	SOIC-28	120 ns	4.5 V	5.5 V	SMD/SMT	10 Year	- 40 C	+ 85 C	AT28HC256	Reel

AT28HC256 Series EEPROM

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