.hide-partial { max-height: none; } .show-more { display: none; }

256 kbit Memory ICs

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Memory ICs

List Images

Results: 599

Applied Filters:

Memory Size = 256 kbit

Manufacturer

Product

Product Type

Mounting Style

Package / Case

Interface Type

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

NVRAM 256K (32Kx8) 70ns

M48Z35-70PC1
STMicroelectronics
1: ¥6,489.5
266In Stock

Mfr. Part #
M48Z35-70PC1

Mouser Part #
511-M48Z3570PC1

STMicroelectronics

NVRAM 256K (32Kx8) 70ns

Datasheet

266In Stock

¥6,489.5

¥5,991.2

¥5,798.6

¥5,655.7

View

Min.: 1
Mult.: 1

NVRAM

Through Hole

PCDIP-28

256 kbit

Parallel

EEPROM 256Kb SPI Bus EEPROM w/ hi spd clock

M95256-DFMC6TG
STMicroelectronics
1: ¥171.1
3,319In Stock

Mfr. Part #
M95256-DFMC6TG

Mouser Part #
511-M95256-DFMC6TG

STMicroelectronics

EEPROM 256Kb SPI Bus EEPROM w/ hi spd clock

Learn More

Datasheet

3,319In Stock

Cut Tape

¥171.1

¥161.1

¥156.8

¥153.5

View

Reel

¥118.4

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

EEPROM

SMD/SMT

UFDFPN-8

256 kbit

SPI

EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation

M95256-DRDW8TP/K
STMicroelectronics
1: ¥157.8
4,928In Stock

Mfr. Part #
M95256-DRDW8TP/K

Mouser Part #
511-M95256-DRDW8TP/K

STMicroelectronics

EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation

Learn More

Datasheet

4,928In Stock

Cut Tape

¥157.8

¥147.5

¥143.5

¥140.4

View

Reel

¥116.4

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

EEPROM

SMD/SMT

TSSOP-8

256 kbit

SPI

EEPROM Auto 256Kb SPI bus EEPROM

M95256-DRMN3TP/K
STMicroelectronics
1: ¥245.8
3,468In Stock

Mfr. Part #
M95256-DRMN3TP/K

Mouser Part #
511-M95256-DRMN3TP/K

STMicroelectronics

EEPROM Auto 256Kb SPI bus EEPROM

Datasheet

3,468In Stock

Cut Tape

¥245.8

¥230.9

¥224.2

¥219.3

View

Reel

¥179.4

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

EEPROM

SMD/SMT

SOIC-8

256 kbit

SPI

EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation

M95256-DRMN8TP/K
STMicroelectronics
1: ¥194.3
10,693In Stock

Mfr. Part #
M95256-DRMN8TP/K

Mouser Part #
511-M95256-DRMN8TP/K

STMicroelectronics

EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation

Learn More

Datasheet

10,693In Stock

Cut Tape

¥194.3

¥184.4

¥179.4

¥174.4

View

Reel

¥142.2

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

EEPROM

SMD/SMT

SOIC-8

256 kbit

SPI

EEPROM 256K 11MIL GRIND - 250NS 883C

AT28C256-25DM/883
Microchip / Microsemi
1: ¥41,922
12In Stock

Mfr. Part #
AT28C256-25DM/883

Mouser Part #
556-28C256-25DM/883

Microchip / Microsemi

EEPROM 256K 11MIL GRIND - 250NS 883C

Learn More

Datasheet

12In Stock

¥41,922

Min.: 1
Mult.: 1

EEPROM

Through Hole

CDIP-28

256 kbit

Parallel

EEPROM 256K (32K X 8), 2-WI 1.8V

AT24C256C-SSHL-B
Microchip Technology
1: ¥93
17,664In Stock

Mfr. Part #
AT24C256C-SSHL-B

Mouser Part #
556-AT24C256C-SSHL-B

Microchip Technology

EEPROM 256K (32K X 8), 2-WI 1.8V

Datasheet

17,664In Stock

¥93

¥91.9

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-Narrow-8

256 kbit

2-Wire, I2C

EEPROM 256K (32K X 8), 2-WI 1.8V

AT24C256C-XHL-B
Microchip Technology
1: ¥96.3
3,652In Stock

Mfr. Part #
AT24C256C-XHL-B

Mouser Part #
556-AT24C256C-XHL-B

Microchip Technology

EEPROM 256K (32K X 8), 2-WI 1.8V

Datasheet

3,652In Stock

¥96.3

¥95.5

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

TSSOP-8

256 kbit

2-Wire, I2C

EEPROM 256K (32K X 8), 2-WI 1.8V

AT24C256C-XHL-T
Microchip Technology
1: ¥96.3
16,528In Stock

Mfr. Part #
AT24C256C-XHL-T

Mouser Part #
556-AT24C256C-XHL-T

Microchip Technology

EEPROM 256K (32K X 8), 2-WI 1.8V

Datasheet

16,528In Stock

Cut Tape

¥96.3

¥95.5

Reel

¥95.5

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

EEPROM

SMD/SMT

TSSOP-8

256 kbit

2-Wire, I2C

EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3

AT25256B-MAHL-T
Microchip Technology
5,000: ¥166.1
10,000In Stock
15,000On Order

Mfr. Part #
AT25256B-MAHL-T

Mouser Part #
556-AT25256B-MAHL-T

Microchip Technology

EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3

Datasheet

10,000In Stock

15,000On Order

Reel

¥166.1

Min.: 5,000
Mult.: 5,000

: 5,000

EEPROM

SMD/SMT

UDFN-8

256 kbit

3-Wire, SPI

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

23K256-I/SN
Microchip Technology
1: ¥229.2
8,389In Stock

Mfr. Part #
23K256-I/SN

Mouser Part #
579-23K256-I/SN

Microchip Technology

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

Learn More

Datasheet

8,389In Stock

¥229.2

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

256 kbit

SPI

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

23K256-I/ST
Microchip Technology
1: ¥235.9
3,357In Stock

Mfr. Part #
23K256-I/ST

Mouser Part #
579-23K256-I/ST

Microchip Technology

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

Learn More

Datasheet

3,357In Stock

¥235.9

Min.: 1
Mult.: 1

SRAM

SMD/SMT

TSSOP-8

256 kbit

SPI

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

23K256T-I/ST
Microchip Technology
1: ¥235.9
2,409In Stock
5,000Expected 8/26/2026

Mfr. Part #
23K256T-I/ST

Mouser Part #
579-23K256T-I/ST

Microchip Technology

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

Learn More

Datasheet

2,409In Stock

5,000Expected 8/26/2026

Cut Tape

¥235.9

Reel

¥235.9

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SRAM

SMD/SMT

TSSOP-8

256 kbit

SPI

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

24AA256-E/MS
Microchip Technology
1: ¥201
2,476In Stock

Mfr. Part #
24AA256-E/MS

Mouser Part #
579-24AA256-E/MS

Microchip Technology

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

Datasheet

2,476In Stock

¥201

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

MSOP-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 1.8V

24AA256-I/MF
Microchip Technology
1: ¥235.9
1,391In Stock

Mfr. Part #
24AA256-I/MF

Mouser Part #
579-24AA256-I/MF

Microchip Technology

EEPROM 32kx8 - 1.8V

Datasheet

1,391In Stock

¥235.9

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

DFN-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 1.8V

24AA256-I/SN
Microchip Technology
1: ¥179.4
1,423In Stock

Mfr. Part #
24AA256-I/SN

Mouser Part #
579-24AA256-I/SN

Microchip Technology

EEPROM 32kx8 - 1.8V

Datasheet

1,423In Stock

¥179.4

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

256 kbit

2-Wire, I2C

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

24AA256T-E/MNY
Microchip Technology
1: ¥202.6
2,550In Stock
6,600Expected 9/3/2026

Mfr. Part #
24AA256T-E/MNY

Mouser Part #
579-24AA256T-E/MNY

Microchip Technology

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

Datasheet

2,550In Stock

6,600Expected 9/3/2026

Cut Tape

¥202.6

¥196

¥192.7

Reel

¥184.4

¥182.7

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

EEPROM

SMD/SMT

TDFN-8

256 kbit

2-Wire, I2C

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

24AA256T-E/SN
Microchip Technology
1: ¥194.3
2,959In Stock

Mfr. Part #
24AA256T-E/SN

Mouser Part #
579-24AA256T-E/SN

Microchip Technology

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

Datasheet

2,959In Stock

Cut Tape

¥194.3

Reel

¥194.3

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

EEPROM

SMD/SMT

SOIC-8

256 kbit

2-Wire, I2C

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

24AA256T-I/MNY
Microchip Technology
1: ¥189.4
4,984In Stock

Mfr. Part #
24AA256T-I/MNY

Mouser Part #
579-24AA256T-I/MNY

Microchip Technology

EEPROM 256K, 32Kx8, 1.8V SER EE, ExT

Datasheet

4,984In Stock

Cut Tape

¥189.4

Reel

¥186

¥176.1

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

EEPROM

SMD/SMT

TDFN-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 1.8V

24AA256T-I/SN
Microchip Technology
1: ¥179.4
3,438In Stock
6,600Expected 10/5/2026

Mfr. Part #
24AA256T-I/SN

Mouser Part #
579-24AA256T-I/SN

Microchip Technology

EEPROM 32kx8 - 1.8V

Datasheet

3,438In Stock

6,600Expected 10/5/2026

Cut Tape

¥179.4

Reel

¥179.4

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

EEPROM

SMD/SMT

SOIC-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 1.8V

24AA256T-I/ST
Microchip Technology
1: ¥186
3,229In Stock

Mfr. Part #
24AA256T-I/ST

Mouser Part #
579-24AA256T-I/ST

Microchip Technology

EEPROM 32kx8 - 1.8V

Datasheet

3,229In Stock

Cut Tape

¥186

Reel

¥186

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

EEPROM

SMD/SMT

TSSOP-8

256 kbit

2-Wire, I2C

EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID

24AA256UIDT-I/SN
Microchip Technology
1: ¥194.3
4,524In Stock
9,900Expected 9/3/2026

Mfr. Part #
24AA256UIDT-I/SN

Mouser Part #
579-24AA256UIDT-I/SN

Microchip Technology

EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID

Datasheet

4,524In Stock

9,900Expected 9/3/2026

Cut Tape

¥194.3

Reel

¥194.3

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

EEPROM

SMD/SMT

SOIC-8

256 kbit

2-Wire, I2C

EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID

24AA256UIDT-I/ST
Microchip Technology
1: ¥201
2,249In Stock
5,000Expected 11/23/2026

Mfr. Part #
24AA256UIDT-I/ST

Mouser Part #
579-24AA256UIDT-I/ST

Microchip Technology

EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID

Datasheet

2,249In Stock

5,000Expected 11/23/2026

Cut Tape

¥201

Reel

¥201

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

EEPROM

SMD/SMT

TSSOP-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 2.5V Hi Spd

24FC256-I/MS
Microchip Technology
1: ¥127.9
5,191In Stock
8,100Expected 8/20/2026

Mfr. Part #
24FC256-I/MS

Mouser Part #
579-24FC256-I/MS

Microchip Technology

EEPROM 32kx8 - 2.5V Hi Spd

Datasheet

5,191In Stock

8,100Expected 8/20/2026

¥127.9

¥127.2

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

MSOP-8

256 kbit

2-Wire, I2C

EEPROM 32kx8 - 2.5V Hi Spd

24FC256-I/SN
Microchip Technology
1: ¥117.9
2,863In Stock

Mfr. Part #
24FC256-I/SN

Mouser Part #
579-24FC256-I/SN

Microchip Technology

EEPROM 32kx8 - 2.5V Hi Spd

Datasheet

2,863In Stock

¥117.9

¥116.6

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

256 kbit

2-Wire, I2C

256 kbit Memory ICs

Types of Memory ICs

Customer Service Office

Company

Resources

Support

BGA-48
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