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256 kbit Memory ICs

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Memory Size = 256 kbit

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Part #

EPROM 256k (32k x 8) OTP Atmel EPROM

AT27BV256-70JU
Microchip Technology
1: $4.06
55In Stock

Mfr. Part No.
AT27BV256-70JU

Mouser Part No
556-AT27BV25670JU

Microchip Technology

EPROM 256k (32k x 8) OTP Atmel EPROM

Datasheet

55In Stock

$4.06

Min.: 1
Mult.: 1

EPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EPROM 256Kb (32Kx8) OTP 5V 45ns

AT27C256R-45JU
Microchip Technology
1: $2.61
287In Stock

Mfr. Part No.
AT27C256R-45JU

Mouser Part No
556-AT27C256R-45JU

Microchip Technology

EPROM 256Kb (32Kx8) OTP 5V 45ns

Datasheet

287In Stock

$2.61

$2.57

$2.56

Min.: 1
Mult.: 1

EPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 200NS, PLCC, IND TEMP, GREEN

AT28BV256-20JU-T
Microchip Technology
1: $12.76
48In Stock

Mfr. Part No.
AT28BV256-20JU-T

Mouser Part No
556-AT28BV256-20JU-T

Microchip Technology

EEPROM 200NS, PLCC, IND TEMP, GREEN

Datasheet

48In Stock

Cut Tape

$12.76

Reel

$12.76

Min.: 1
Mult.: 1

: 750

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K 2.7V - 3.6V SDP- 200NS IND TEMP

AT28BV256-20JU
Microchip Technology
1: $11.91
37In Stock

Mfr. Part No.
AT28BV256-20JU

Mouser Part No
556-AT28BV25620JU

Microchip Technology

EEPROM 256K 2.7V - 3.6V SDP- 200NS IND TEMP

Datasheet

37In Stock

$11.91

$11.47

$11.14

$11.12

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K 2.7V - 3.6V SDP- 200NS IND TEMP

AT28BV256-20SU
Microchip Technology
1: $12.32
5In Stock
81Expected 2026/08/12

Mfr. Part No.
AT28BV256-20SU

Mouser Part No
556-AT28BV25620SU

Microchip Technology

EEPROM 256K 2.7V - 3.6V SDP- 200NS IND TEMP

Datasheet

5In Stock

81Expected 2026/08/12

$12.32

$11.98

$11.61

$11.60

View

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K 32K x 8 150 ns 4.5V-5.5V

AT28C256-15JU
Microchip Technology
1: $12.13
72In Stock

Mfr. Part No.
AT28C256-15JU

Mouser Part No
556-AT28C25615JU

Microchip Technology

EEPROM 256K 32K x 8 150 ns 4.5V-5.5V

Learn More

Datasheet

72In Stock

$12.13

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K 11MIL GRIND 150NS IND TEMP

AT28C256-15SU
Microchip Technology
1: $12.68
75In Stock
162Expected 2026/10/19

Mfr. Part No.
AT28C256-15SU

Mouser Part No
556-AT28C25615SU

Microchip Technology

EEPROM 256K 11MIL GRIND 150NS IND TEMP

Learn More

Datasheet

75In Stock

162Expected 2026/10/19

$12.68

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K HI-ENDURANCE SDP- 150NS IND TEMP

AT28C256E-15JU
Microchip Technology
1: $12.18
105In Stock

Mfr. Part No.
AT28C256E-15JU

Mouser Part No
556-AT28C256E15JU

Microchip Technology

EEPROM 256K HI-ENDURANCE SDP- 150NS IND TEMP

Learn More

Datasheet

105In Stock

$12.18

$11.93

$11.92

$11.53

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K HI-ENDURANCE SDP- 150NS IND TEMP

AT28C256E-15SU
Microchip Technology
1: $12.98
77In Stock

Mfr. Part No.
AT28C256E-15SU

Mouser Part No
556-AT28C256E15SU

Microchip Technology

EEPROM 256K HI-ENDURANCE SDP- 150NS IND TEMP

Learn More

Datasheet

77In Stock

$12.98

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K FAST PROG SDP- 150NS IND TEMP

AT28C256F-15JU
Microchip Technology
1: $12.18
62In Stock

Mfr. Part No.
AT28C256F-15JU

Mouser Part No
556-AT28C256F15JU

Microchip Technology

EEPROM 256K FAST PROG SDP- 150NS IND TEMP

Learn More

Datasheet

62In Stock

$12.18

$11.93

$11.92

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K 5V SDP 70NS IND TEMP

AT28HC256-70SU
Microchip Technology
1: $14.78
49In Stock

Mfr. Part No.
AT28HC256-70SU

Mouser Part No
556-AT28HC256-70SU

Microchip Technology

EEPROM 256K 5V SDP 70NS IND TEMP

Datasheet

49In Stock

$14.78

$14.49

$14.48

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K 5V SDP - 120NS IND TEMP

AT28HC256-12JU
Microchip Technology
1: $12.18
58In Stock

Mfr. Part No.
AT28HC256-12JU

Mouser Part No
556-AT28HC25612JU

Microchip Technology

EEPROM 256K 5V SDP - 120NS IND TEMP

Datasheet

58In Stock

$12.18

$11.91

$11.73

$11.71

View

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM Parallel EEPROM 5V-120NS, 883c, GR

AT28HC256E-12JU
Microchip Technology
1: $12.97
64In Stock

Mfr. Part No.
AT28HC256E-12JU

Mouser Part No
556-AT28HC256E-12JU

Microchip Technology

EEPROM Parallel EEPROM 5V-120NS, 883c, GR

Datasheet

64In Stock

$12.97

$12.62

$12.47

$12.28

View

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 70NS PLCC IND GRN

AT28HC256E-70JU-T
Microchip Technology
1: $15.17
692In Stock

Mfr. Part No.
AT28HC256E-70JU-T

Mouser Part No
556-AT28HC256E70JUT

Microchip Technology

EEPROM 70NS PLCC IND GRN

Datasheet

692In Stock

Cut Tape

$15.17

Reel

$15.17

Min.: 1
Mult.: 1

: 750

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP

AT28HC256E-90JU
Microchip Technology
1: $12.22
51In Stock

Mfr. Part No.
AT28HC256E-90JU

Mouser Part No
556-AT28HC256E90JU

Microchip Technology

EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP

Datasheet

51In Stock

$12.22

$11.92

$11.87

$11.47

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP

AT28HC256E-90SU
Microchip Technology
1: $12.68
5In Stock

Mfr. Part No.
AT28HC256E-90SU

Mouser Part No
556-AT28HC256E90SU

Microchip Technology

EEPROM 256K HI-ENDURANCE SDP - 90NS IND TEMP

Datasheet

5In Stock

$12.68

$12.41

$12.33

$12.32

View

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K FAST PROG SDP - 90NS IND TEMP

AT28HC256F-90SU
Microchip Technology
1: $14.76
12In Stock

Mfr. Part No.
AT28HC256F-90SU

Mouser Part No
556-AT28HC256F90SU

Microchip Technology

EEPROM 256K FAST PROG SDP - 90NS IND TEMP

Datasheet

12In Stock

$14.76

$14.22

$14.14

$14.13

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

SRAM 256K 32K X 8 2.7V SERIAL SRAM EXT

23K256-E/ST
Microchip Technology
1: $1.48
245In Stock

Mfr. Part No.
23K256-E/ST

Mouser Part No
579-23K256-E/ST

Microchip Technology

SRAM 256K 32K X 8 2.7V SERIAL SRAM EXT

Learn More

Datasheet

245In Stock

$1.48

$1.47

$1.42

$1.41

$1.38

Min.: 1
Mult.: 1

SRAM

SMD/SMT

TSSOP-8

256 kbit

SPI

EEPROM 256k 32KX8 1.8V SER EE IND

25AA256-I/SM
Microchip Technology
1: $1.62
284In Stock

Mfr. Part No.
25AA256-I/SM

Mouser Part No
579-25AA256-I/SM

Microchip Technology

EEPROM 256k 32KX8 1.8V SER EE IND

Datasheet

284In Stock

$1.62

$1.60

$1.58

$1.51

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIJ-8

256 kbit

SPI

EEPROM 32kx8 - 1.8V

25AA256-I/ST
Microchip Technology
1: $1.64
693In Stock

Mfr. Part No.
25AA256-I/ST

Mouser Part No
579-25AA256-I/ST

Microchip Technology

EEPROM 32kx8 - 1.8V

Datasheet

693In Stock

$1.64

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

TSSOP-8

256 kbit

SPI

EEPROM 32kx8 - 2.5V

25LC256-E/P
Microchip Technology
1: $1.84
99In Stock

Mfr. Part No.
25LC256-E/P

Mouser Part No
579-25LC256-E/P

Microchip Technology

EEPROM 32kx8 - 2.5V

Datasheet

99In Stock

$1.84

Min.: 1
Mult.: 1

EEPROM

Through Hole

PDIP-8

256 kbit

SPI

EEPROM 32kx8 - 2.5V

25LC256-E/ST
Microchip Technology
1: $1.73
1,318In Stock

Mfr. Part No.
25LC256-E/ST

Mouser Part No
579-25LC256-E/ST

Microchip Technology

EEPROM 32kx8 - 2.5V

Datasheet

1,318In Stock

$1.73

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

TSSOP-8

256 kbit

SPI

EEPROM 32kx8 - 2.5V

25LC256-I/MF
Microchip Technology
1: $1.88
447In Stock

Mfr. Part No.
25LC256-I/MF

Mouser Part No
579-25LC256-I/MF

Microchip Technology

EEPROM 32kx8 - 2.5V

Datasheet

447In Stock

$1.88

$1.83

$1.79

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

DFN-8

256 kbit

SPI

EEPROM 32kx8 - 2.5V

25LC256-I/P
Microchip Technology
1: $1.76
352In Stock

Mfr. Part No.
25LC256-I/P

Mouser Part No
579-25LC256-I/P

Microchip Technology

EEPROM 32kx8 - 2.5V

Datasheet

352In Stock

$1.76

Min.: 1
Mult.: 1

EEPROM

Through Hole

PDIP-8

256 kbit

SPI

EEPROM 256k 32KX8 2.5V SER EE IND

25LC256-I/SM
Microchip Technology
1: $1.62
393In Stock

Mfr. Part No.
25LC256-I/SM

Mouser Part No
579-25LC256-I/SM

Microchip Technology

EEPROM 256k 32KX8 2.5V SER EE IND

Datasheet

393In Stock

$1.62

$1.54

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIJ-8

256 kbit

SPI

256 kbit Memory ICs

Types of Memory ICs

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CDIP-28
CSP-8
DFN-8
DFN-S-8
DIP-28
EDIP-28
FBGA-48
FlatPack-28
LCC-32
MLP-8
MSOP-8
PCDIP-28
PDIP-28
PDIP-8
PGA-28
PLCC-32
PowerCap Module-34
SO-8
SOH-28