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

4 Mbit Memory ICs

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

Types of Memory ICs

List Images

Results: 1,259

Applied Filters:

Memory Size = 4 Mbit

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 #

SRAM ASYNC SRAMS

CY7C1049GN-10VXIT
Infineon Technologies
1: $5.64
720In Stock
500On Order

Mfr. Part No.
CY7C1049GN-10VXIT

Mouser Part No
727-CY7C1049GN10VXIT

Infineon Technologies

SRAM ASYNC SRAMS

Datasheet

720In Stock

500On Order

Cut Tape

$5.64

$5.25

$5.02

$4.93

Reel

$4.65

View

Min.: 1
Mult.: 1

: 500

SRAM

SMD/SMT

4 Mbit

Parallel

NOR Flash 4M (256K x 16) 55ns

SST39LF400A-55-4C-B3KE
Microchip Technology
1: $2.39
267In Stock
NRND

Mfr. Part No.
SST39LF400A-55-4C-B3KE

Mouser Part No
804-39LF400A55CB3KE

NRND

Microchip Technology

NOR Flash 4M (256K x 16) 55ns

Datasheet

Product Comments

267In Stock

$2.39

$2.36

$2.09

$2.07

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

TFBGA-48

4 Mbit

Parallel

NOR Flash 256K X 16 70ns

SST39VF400A-70-4I-EKE
Microchip Technology
1: $2.38
663In Stock
NRND

Mfr. Part No.
SST39VF400A-70-4I-EKE

Mouser Part No
804-39VF400A7IEKE

NRND

Microchip Technology

NOR Flash 256K X 16 70ns

Datasheet

Product Comments

663In Stock

$2.38

$2.17

$1.96

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

TSOP-48

4 Mbit

Parallel

F-RAM 4Mbit FeRAM with QSPI interface - SOIC16 T&R

MB85RQ4MLPF-G-BCERE1
RAMXEED
1: $31.92
9In Stock

Mfr. Part No.
MB85RQ4MLPF-G-BCERE1

Mouser Part No
249-85RQ4MLPFGBCERE1

RAMXEED

F-RAM 4Mbit FeRAM with QSPI interface - SOIC16 T&R

Learn More

Datasheet

9In Stock

Cut Tape

$31.92

$29.55

$28.61

$27.91

View

Reel

$25.64

MouseReel Available

Min.: 1
Mult.: 1

: 500

FRAM

SMD/SMT

SOP-16

4 Mbit

Quad SPI

NOR Flash 4Mbit NOR Flash /3.3V /SOP8 208mil /Industrial(-40? to +85?) /T&R

GD25Q40CSIGR
GigaDevice
1: $0.53
1,643In Stock

Mfr. Part No.
GD25Q40CSIGR

Mouser Part No
363-GD25Q40CSIGR

GigaDevice

NOR Flash 4Mbit NOR Flash /3.3V /SOP8 208mil /Industrial(-40? to +85?) /T&R

Learn More

Datasheet

1,643In Stock

Cut Tape

$0.53

$0.499

$0.487

$0.476

View

Reel

$0.346

Min.: 1
Mult.: 1

: 2,000

NOR Flash

SMD/SMT

SOP-8

4 Mbit

SPI

NOR Flash

GD25Q40ETIGR
GigaDevice
1: $0.59
2,970In Stock

Mfr. Part No.
GD25Q40ETIGR

Mouser Part No
363-GD25Q40ETIGR

GigaDevice

NOR Flash

2,970In Stock

Cut Tape

$0.59

$0.469

$0.421

$0.368

View

Reel

$0.314

Min.: 1
Mult.: 1

: 3,000

NOR Flash

SMD/SMT

SOP-8

4 Mbit

SPI

EPROM 4Mb (256Kx16) OTP 5V 55ns

AT27C4096-55JU
Microchip Technology
1: $9.11
108In Stock

Mfr. Part No.
AT27C4096-55JU

Mouser Part No
556-AT27C4096-55JU

Microchip Technology

EPROM 4Mb (256Kx16) OTP 5V 55ns

Datasheet

108In Stock

$9.11

$9.10

$9.02

Quote

Min.: 1
Mult.: 1

EPROM

SMD/SMT

PLCC-44

4 Mbit

Parallel

EEPROM 8-SOIC(3.9 x 4.9 mm)

25CSM04-I/SN
Microchip Technology
1: $2.34
553In Stock

Mfr. Part No.
25CSM04-I/SN

Mouser Part No
579-25CSM04-I/SN

Microchip Technology

EEPROM 8-SOIC(3.9 x 4.9 mm)

Learn More

Datasheet

553In Stock

$2.34

Min.: 1
Mult.: 1

EEPROM

SMD/SMT

SOIC-8

4 Mbit

SPI

NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash

SST25VF040B-50-4I-S2AE
Microchip Technology
1: $1.21
577In Stock

Mfr. Part No.
SST25VF040B-50-4I-S2AE

Mouser Part No
579-25VF040B504IS2AE

Microchip Technology

NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash

Datasheet

577In Stock

$1.21

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIJ-8

4 Mbit

SPI

NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 104MHz, I temp, 8-SOIC

SST26VF040A-104I/SN
Microchip Technology
1: $1.12
665In Stock

Mfr. Part No.
SST26VF040A-104I/SN

Mouser Part No
579-26VF040A-104I/SN

Microchip Technology

NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 104MHz, I temp, 8-SOIC

Learn More

Datasheet

665In Stock

$1.12

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI

EPROM 55NS, PLCC, IND TEMP, GREEN

AT27C4096-55JU-T
Microchip Technology
1: $9.67
147In Stock

Mfr. Part No.
AT27C4096-55JU-T

Mouser Part No
579-AT27C4096-55JU-T

Microchip Technology

EPROM 55NS, PLCC, IND TEMP, GREEN

Datasheet

147In Stock

Cut Tape

$9.67

Reel

$9.67

Min.: 1
Mult.: 1

: 500

EPROM

SMD/SMT

PLCC-44

4 Mbit

Parallel

NOR Flash 2.7 to 3.6V 4Mbit Multi-Purpose Flash

SST39VF401C-70-4I-EKE
Microchip Technology
1: $2.73
91In Stock

Mfr. Part No.
SST39VF401C-70-4I-EKE

Mouser Part No
579-S39VF401C704IEKE

Microchip Technology

NOR Flash 2.7 to 3.6V 4Mbit Multi-Purpose Flash

Learn More

Datasheet

91In Stock

$2.73

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

TSOP-48

4 Mbit

Parallel

NOR Flash 2.3V TO 3.6V 4Mbit SPI FLASH, 125C Industrial

SST25PF040C-40E/MF
Microchip Technology
1: $1.91
226In Stock

Mfr. Part No.
SST25PF040C-40E/MF

Mouser Part No
579-SST25PF040C40EMF

Microchip Technology

NOR Flash 2.3V TO 3.6V 4Mbit SPI FLASH, 125C Industrial

Learn More

Datasheet

226In Stock

$1.91

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

4 Mbit

SPI

NOR Flash 1.8V, 4Mbit SPI Flash

SST25WF040B-40E/SN
Microchip Technology
1: $1.39
112In Stock

Mfr. Part No.
SST25WF040B-40E/SN

Mouser Part No
579-ST25WF040B40E/SN

Microchip Technology

NOR Flash 1.8V, 4Mbit SPI Flash

Learn More

Datasheet

112In Stock

$1.39

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI

NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC

SST26VF040A-80E/SN
Microchip Technology
1: $1.24
277In Stock

Mfr. Part No.
SST26VF040A-80E/SN

Mouser Part No
579-ST26VF040AT80EMF

Microchip Technology

NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC

Datasheet

277In Stock

$1.24

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI, SQI

NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC

SST26WF040B-104I/SN
Microchip Technology
1: $1.10
151In Stock

Mfr. Part No.
SST26WF040B-104I/SN

Mouser Part No
579-ST26WF040B104ISN

Microchip Technology

NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC

Learn More

Datasheet

151In Stock

$1.10

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI

NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-W 208mil (Tape & Reel), Single, Dual, Quad SPI NOR flash

AT25FF041A-SHN-T
Renesas / Dialog
1: $0.83
2,720In Stock

Mfr. Part No.
AT25FF041A-SHN-T

Mouser Part No
724-AT25FF041A-SHN-T

Renesas / Dialog

NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-W 208mil (Tape & Reel), Single, Dual, Quad SPI NOR flash

Learn More

Datasheet

2,720In Stock

Cut Tape

$0.83

$0.771

$0.75

$0.734

View

Reel

$0.639

Min.: 1
Mult.: 1

: 2,000

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI

NOR Flash 4 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, 5x6 UDFN (Tape & Reel), Single, Dual, Quad SPI NOR flash

AT25SF041B-MHB-T
Renesas / Dialog
1: $1.09
2,212In Stock

Mfr. Part No.
AT25SF041B-MHB-T

Mouser Part No
724-AT25SF041B-MHB-T

Renesas / Dialog

NOR Flash 4 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, 5x6 UDFN (Tape & Reel), Single, Dual, Quad SPI NOR flash

Learn More

Datasheet

2,212In Stock

Cut Tape

$1.09

$1.02

$0.993

$0.972

View

Reel

$0.857

Min.: 1
Mult.: 1

: 6,000

NOR Flash

SMD/SMT

UDFN-8

4 Mbit

SPI

NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tube), FusionHD System Enhancing (Single, Dual, Quad) SPI NOR flash

AT25XE041D-SSHN-B
Renesas / Dialog
1: $0.80
2,523In Stock

Mfr. Part No.
AT25XE041D-SSHN-B

Mouser Part No
724-AT25XE041DSSHNB

Renesas / Dialog

NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tube), FusionHD System Enhancing (Single, Dual, Quad) SPI NOR flash

Datasheet

2,523In Stock

$0.80

$0.74

$0.72

$0.704

View

Min.: 1
Mult.: 1

NOR Flash

SMD/SMT

SOIC-8

4 Mbit

SPI

SRAM 4Mb 3V 55ns 512K x 8 LP SRAM

CY62148EV30LL-55SXI
Infineon Technologies
1: $5.95
224In Stock
1,000Expected 26/11/2026

Mfr. Part No.
CY62148EV30LL-55SXI

Mouser Part No
727-C2148EV30LL55SXI

Infineon Technologies

SRAM 4Mb 3V 55ns 512K x 8 LP SRAM

Learn More

Datasheet

224In Stock

1,000Expected 26/11/2026

$5.95

$5.55

$5.38

$5.26

View

Min.: 1
Mult.: 1

SRAM

SMD/SMT

SOIC-32

4 Mbit

Parallel

NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM

CY14B104M-ZSP45XI
Infineon Technologies
1: $48.20
3In Stock

Mfr. Part No.
CY14B104M-ZSP45XI

Mouser Part No
727-CY14B104MZSP45XI

Infineon Technologies

NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM

Datasheet

3In Stock

$48.20

$44.55

$41.06

$39.91

View

Min.: 1
Mult.: 1

NVRAM

SMD/SMT

TSOP-II-54

4 Mbit

F-RAM FRAM

CY15B104Q-LHXIT
Infineon Technologies
1: $35.82
7In Stock
2,500Expected 25/11/2026

Mfr. Part No.
CY15B104Q-LHXIT

Mouser Part No
727-CY15B104Q-LHXIT

Infineon Technologies

F-RAM FRAM

Learn More

Datasheet

7In Stock

2,500Expected 25/11/2026

Cut Tape

$35.82

$33.15

$32.09

$31.30

View

Reel

$29.32

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

FRAM

SMD/SMT

TDFN-8

4 Mbit

SPI

SRAM 4Mb 45ns 256K x 16 Low Power SRAM

CY62146ELL-45ZSXIT
Infineon Technologies
1: $9.13
18In Stock
1,000Expected 27/08/2026

Mfr. Part No.
CY62146ELL-45ZSXIT

Mouser Part No
727-CY2146ELL45ZSXIT

Infineon Technologies

SRAM 4Mb 45ns 256K x 16 Low Power SRAM

Learn More

Datasheet

18In Stock

1,000Expected 27/08/2026

Cut Tape

$9.13

$8.49

$8.23

$8.04

View

Reel

$7.19

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SRAM

SMD/SMT

TSOP-44

4 Mbit

Parallel

SRAM 4Mb 3V 45ns 256K x 16 LP SRAM

CY62146EV30LL-45ZSXIT
Infineon Technologies
1: $6.05
76In Stock
4,000On Order

Mfr. Part No.
CY62146EV30LL-45ZSXIT

Mouser Part No
727-CY62146EV45ZSXIT

Infineon Technologies

SRAM 4Mb 3V 45ns 256K x 16 LP SRAM

Learn More

Datasheet

76In Stock

4,000On Order

Cut Tape

$6.05

$5.63

$5.47

$5.34

View

Reel

$4.72

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SRAM

SMD/SMT

TSOP-44

4 Mbit

Parallel

SRAM ASYNC

CY62146G30-45ZSXA
Infineon Technologies
1: $6.02
143In Stock

Mfr. Part No.
CY62146G30-45ZSXA

Mouser Part No
727-CY62146G3045ZSXA

Infineon Technologies

SRAM ASYNC

Learn More

Datasheet

143In Stock

$6.02

$5.61

$5.44

$5.31

View

Min.: 1
Mult.: 1

SRAM

SMD/SMT

TSOP-44

4 Mbit

Parallel

4 Mbit Memory ICs

Types of Memory ICs

Customer Service Office

Company

Resources

Support

BGA-119
BGA-24
BGA-36
BGA-48
CABGA-100
CABGA-165
CABGA-208
CABGA-256
CABGA-48
DFN-8
EDIP-32
FBGA-165
FBGA-36
FBGA-48
LFBGA-48
mBGA-48
PBGA-119
PDIP-14
PDIP-32
PDIP-40