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Tube Memory ICs

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Part #

EPROM 256Kb (32Kx8) OTP 5V 70ns

AT27C256R-70JU
Microchip Technology
1: S/10.00
1,171In Stock
2,880Expected 10/8/2026

Mfr. Part #
AT27C256R-70JU

Mouser Part #
556-AT27C256R70JU

Microchip Technology

EPROM 256Kb (32Kx8) OTP 5V 70ns

Datasheet

1,171In Stock

2,880Expected 10/8/2026

S/10.00

S/9.73

S/9.65

S/9.54

Quote

Min.: 1
Mult.: 1

EPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EPROM 256Kb (32Kx8) OTP 5V 70ns

AT27C256R-70PU
Microchip Technology
1: S/10.43
4,085In Stock

Mfr. Part #
AT27C256R-70PU

Mouser Part #
556-AT27C256R70PU

Microchip Technology

EPROM 256Kb (32Kx8) OTP 5V 70ns

Datasheet

4,085In Stock

S/10.43

S/10.12

Min.: 1
Mult.: 1

EPROM

Through Hole

PDIP-28

256 kbit

Parallel

EPROM 4Mb (256Kx16) OTP 5V 90ns

AT27C4096-90PU
Microchip Technology
1: S/35.50
212In Stock

Mfr. Part #
AT27C4096-90PU

Mouser Part #
556-AT27C4096-90PU

Microchip Technology

EPROM 4Mb (256Kx16) OTP 5V 90ns

Datasheet

212In Stock

S/35.50

S/34.49

S/33.09

S/32.85

Min.: 1
Mult.: 1

EPROM

Through Hole

PDIP-40

4 Mbit

Parallel

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

AT28C256-15PU
Microchip Technology
1: S/48.15
755In Stock
1,806Expected 10/26/2026

Mfr. Part #
AT28C256-15PU

Mouser Part #
556-AT28C25615PU

Microchip Technology

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

Learn More

Datasheet

755In Stock

1,806Expected 10/26/2026

S/48.15

Min.: 1
Mult.: 1

EEPROM

Through Hole

PDIP-28

256 kbit

Parallel

EEPROM 64K 8K x 8 150 ns 4.5V-5.5V

AT28C64B-15JU
Microchip Technology
1: S/21.41
1,353In Stock

Mfr. Part #
AT28C64B-15JU

Mouser Part #
556-AT28C64B15JU

Microchip Technology

EEPROM 64K 8K x 8 150 ns 4.5V-5.5V

Datasheet

1,353In Stock

S/21.41

S/20.94

S/20.90

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

64 kbit

Parallel

EEPROM 64K 8K x 8 150 ns 4.5V-5.5V

AT28C64B-15SU
Microchip Technology
1: S/22.54
915In Stock
2,700Expected 9/28/2026

Mfr. Part #
AT28C64B-15SU

Mouser Part #
556-AT28C64B15SU

Microchip Technology

EEPROM 64K 8K x 8 150 ns 4.5V-5.5V

Datasheet

915In Stock

2,700Expected 9/28/2026

S/22.54

S/21.99

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

64 kbit

Parallel

EEPROM Parallel EEPROM 5V, SDP-70NS, GR

AT28HC256-70JU
Microchip Technology
1: S/67.26
416In Stock

Mfr. Part #
AT28HC256-70JU

Mouser Part #
556-AT28HC256-70JU

Microchip Technology

EEPROM Parallel EEPROM 5V, SDP-70NS, GR

Datasheet

416In Stock

S/67.26

S/55.20

S/54.88

S/53.44

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

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

AT28HC256E-12SU
Microchip Technology
1: S/47.41
261In Stock

Mfr. Part #
AT28HC256E-12SU

Mouser Part #
556-AT28HC256E-12SU

Microchip Technology

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

Datasheet

261In Stock

S/47.41

S/46.94

S/44.88

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

256 kbit

Parallel

EEPROM 256K 70ns

AT28HC256E-70JU
Microchip Technology
1: S/55.20
101In Stock

Mfr. Part #
AT28HC256E-70JU

Mouser Part #
556-AT28HC256E-70JU

Microchip Technology

EEPROM 256K 70ns

Datasheet

101In Stock

S/55.20

S/54.07

S/54.03

S/52.35

View

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

256 kbit

Parallel

EEPROM 1M 5V SDP - 120NS IND TEMP

AT28HC64B-12JU
Microchip Technology
1: S/24.99
2,232In Stock

Mfr. Part #
AT28HC64B-12JU

Mouser Part #
556-AT28HC64B12JU

Microchip Technology

EEPROM 1M 5V SDP - 120NS IND TEMP

Datasheet

2,232In Stock

S/24.99

S/24.06

S/23.24

Quote

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

64 kbit

Parallel

EEPROM PRLLEL EEPROM 64K 8K 70NS SOIC IND TMP GR

AT28HC64B-70SU
Microchip Technology
1: S/27.09
359In Stock

Mfr. Part #
AT28HC64B-70SU

Mouser Part #
556-AT28HC64B70SU

Microchip Technology

EEPROM PRLLEL EEPROM 64K 8K 70NS SOIC IND TMP GR

Datasheet

359In Stock

S/27.09

S/26.47

S/26.16

S/26.12

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-28

64 kbit

Parallel

EEPROM 1M 5V SDP - 120NS IND TEMP

AT28HC64BF-12JU
Microchip Technology
1: S/22.93
279In Stock

Mfr. Part #
AT28HC64BF-12JU

Mouser Part #
556-AT28HC64BF12JU

Microchip Technology

EEPROM 1M 5V SDP - 120NS IND TEMP

Datasheet

279In Stock

S/22.93

S/22.89

S/21.99

S/21.84

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

PLCC-32

64 kbit

Parallel

SRAM 1024K 1.8V SPI SERIAL SRAM SQI

23A1024-I/SN
Microchip Technology
1: S/9.93
623In Stock

Mfr. Part #
23A1024-I/SN

Mouser Part #
579-23A1024-I/SN

Microchip Technology

SRAM 1024K 1.8V SPI SERIAL SRAM SQI

Learn More

Datasheet

623In Stock

S/9.93

S/9.65

S/9.61

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

1 Mbit

SDI, SPI, SQI

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

23K256-E/SN
Microchip Technology
1: S/5.61
1,620In Stock

Mfr. Part #
23K256-E/SN

Mouser Part #
579-23K256-E/SN

Microchip Technology

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

Learn More

Datasheet

1,620In Stock

S/5.61

S/5.33

Quote

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

256 kbit

SPI

SRAM 1024K 2.5V SPI SERIAL SRAM SQI EXT

23LC1024-E/SN
Microchip Technology
1: S/10.90
820In Stock
700Expected 9/21/2026

Mfr. Part #
23LC1024-E/SN

Mouser Part #
579-23LC1024-E/SN

Microchip Technology

SRAM 1024K 2.5V SPI SERIAL SRAM SQI EXT

Learn More

Datasheet

820In Stock

700Expected 9/21/2026

S/10.90

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

1 Mbit

SDI, SPI, SQI

SRAM 1024K 2.5V SPI SERIAL SRAM SQI EXT

23LC1024-E/ST
Microchip Technology
1: S/10.39
2,338In Stock

Mfr. Part #
23LC1024-E/ST

Mouser Part #
579-23LC1024-E/ST

Microchip Technology

SRAM 1024K 2.5V SPI SERIAL SRAM SQI EXT

Learn More

Datasheet

2,338In Stock

S/10.39

S/10.20

S/10.16

Min.: 1
Mult.: 1

SRAM

SMD/SMT

TSSOP-8

1 Mbit

SDI, SPI, SQI

SRAM 1024K 2.5V SPI SERIAL SRAM SQI

23LC1024-I/SN
Microchip Technology
1: S/9.93
2,019In Stock
3,200Expected 12/28/2026

Mfr. Part #
23LC1024-I/SN

Mouser Part #
579-23LC1024-I/SN

Microchip Technology

SRAM 1024K 2.5V SPI SERIAL SRAM SQI

Learn More

Datasheet

2,019In Stock

3,200Expected 12/28/2026

S/9.93

S/9.65

S/9.61

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

1 Mbit

SDI, SPI, SQI

SRAM 512K 2.5V SPI SERIAL SRAM Vbat

23LCV512-I/SN
Microchip Technology
1: S/8.06
1,060In Stock
3,700Expected 10/9/2026

Mfr. Part #
23LCV512-I/SN

Mouser Part #
579-23LCV512-I/SN

Microchip Technology

SRAM 512K 2.5V SPI SERIAL SRAM Vbat

Learn More

Datasheet

1,060In Stock

3,700Expected 10/9/2026

S/8.06

S/7.90

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-8

512 kbit

SDI, SPI

EEPROM 64K 8KX8 2.5V HI-SPD SER EE IND 1/4AWP

24FC64F-I/MS
Microchip Technology
1: S/1.91
4,059In Stock

Mfr. Part #
24FC64F-I/MS

Mouser Part #
579-24FC64F-I/MS

Microchip Technology

EEPROM 64K 8KX8 2.5V HI-SPD SER EE IND 1/4AWP

Datasheet

4,059In Stock

S/1.91

S/1.90

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

MSOP-8

64 kbit

2-Wire, I2C

EEPROM 2kx8 - 2.5V

24LC16B-I/MS
Microchip Technology
1: S/1.79
3,903In Stock

Mfr. Part #
24LC16B-I/MS

Mouser Part #
579-24LC16B-I/MS

Microchip Technology

EEPROM 2kx8 - 2.5V

Datasheet

3,903In Stock

S/1.79

S/1.78

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

MSOP-8

16 kbit

2-Wire, I2C

EEPROM 2kx8 - 2.5V

24LC16B-I/SN
Microchip Technology
1: S/1.63
6,464In Stock

Mfr. Part #
24LC16B-I/SN

Mouser Part #
579-24LC16B-I/SN

Microchip Technology

EEPROM 2kx8 - 2.5V

Datasheet

6,464In Stock

S/1.63

S/1.62

S/1.47

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

16 kbit

2-Wire, I2C

EEPROM 16K 2K X 8 2.5V SERIAL EE MIL

24LC16B-M/SN
Microchip Technology
1: S/38.73
287In Stock
300Expected 10/2/2026

Mfr. Part #
24LC16B-M/SN

Mouser Part #
579-24LC16BM/SN

Microchip Technology

EEPROM 16K 2K X 8 2.5V SERIAL EE MIL

Datasheet

287In Stock

300Expected 10/2/2026

S/38.73

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

16 kbit

2-Wire, I2C

EEPROM 4kx8 - 5V - 2.5V

24LC32A-I/MS
Microchip Technology
1: S/2.10
4,506In Stock

Mfr. Part #
24LC32A-I/MS

Mouser Part #
579-24LC32A-I/MS

Microchip Technology

EEPROM 4kx8 - 5V - 2.5V

Datasheet

4,506In Stock

S/2.10

S/2.07

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

MSOP-8

32 kbit

2-Wire, I2C

EEPROM 64K 8K X 8 2.5V SER EE IND 1/4AWP

24LC64F-I/SN
Microchip Technology
1: S/1.95
5,993In Stock

Mfr. Part #
24LC64F-I/SN

Mouser Part #
579-24LC64F-I/SN

Microchip Technology

EEPROM 64K 8K X 8 2.5V SER EE IND 1/4AWP

Datasheet

5,993In Stock

S/1.95

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

64 kbit

2-Wire, I2C

EEPROM 8kx8 2.5V Smart

24LC65/SM
Microchip Technology
1: S/8.87
685In Stock

Mfr. Part #
24LC65/SM

Mouser Part #
579-24LC65SM

Microchip Technology

EEPROM 8kx8 2.5V Smart

Datasheet

685In Stock

S/8.87

S/8.72

S/8.68

S/8.29

S/8.21

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIJ-8

64 kbit

2-Wire, I2C

Tube Memory ICs

Types of Memory ICs

Customer Service Office

Company

Resources

Support

BGA-48
CDIP-28
CDIP-32
CLCC-32
DFN-8
DFN-S-8
Die
DIP-28
DIP-8
FBGA-165
FlatPack-28
FlatPack-32
LCC-32
LCC-48
MSOP-8
PCDIP-24
PCDIP-28
PDIP-14
PDIP-16
PDIP-28

64 bit
128 bit
512 bit
1 kbit
1.125 kbit
2 kbit
4 kbit
4.5 kbit
8 Kbit
8 kbit
9 kbit
16 Kbit
16 kbit
18 kbit
32 kbit
36 kbit
36.86 kbit
64 kbit
72 kbit
128 kbit