Memory

Image Part Number Description / PDF Quantity Rfq
FM24C08UEN

FM24C08UEN

IC EEPROM 8KBIT I2C 100KHZ 8DIP

0

24LC1026-I/SM

24LC1026-I/SM

Roving Networks / Microchip Technology

IC EEPROM 1MBIT I2C 400KHZ 8SOIJ

16

IS61DDB22M18C-250M3L

IS61DDB22M18C-250M3L

ISSI (Integrated Silicon Solution, Inc.)

IC SRAM 36MBIT PARALLEL 165LFBGA

0

CY7C1399BN-15VXAT

CY7C1399BN-15VXAT

IR (Infineon Technologies)

IC SRAM 256KBIT PARALLEL 28SOJ

8036

S-24CS02AFJ-TB-G

S-24CS02AFJ-TB-G

ABLIC U.S.A. Inc.

IC EEPROM 2KBIT I2C 400KHZ 8SOP

0

AS4C32M16MSA-6BIN

AS4C32M16MSA-6BIN

Alliance Memory, Inc.

IC DRAM 512MBIT PARALLEL 54FBGA

0

S25FL064LABMFA013

S25FL064LABMFA013

Cypress Semiconductor

IC FLASH 64MBIT SPI/QUAD 8SOIC

1371

CY7C1387D-167BZI

CY7C1387D-167BZI

IR (Infineon Technologies)

IC SRAM 18MBIT PARALLEL 165FBGA

1278

DS1230Y-120+

DS1230Y-120+

Maxim Integrated

IC NVSRAM 256KBIT PAR 28EDIP

131

CAT93C66LI

CAT93C66LI

IC EEPROM 4KBIT SPI 2MHZ 8DIP

0

S29GL512S10FHSS30

S29GL512S10FHSS30

Cypress Semiconductor

IC FLASH 512MBIT PARALLEL 64BGA

0

W9425G6JB-5I TR

W9425G6JB-5I TR

Winbond Electronics Corporation

IC DRAM 256MBIT PARALLEL 60TFBGA

0

MR256D08BMA45

MR256D08BMA45

Everspin Technologies, Inc.

IC RAM 256KBIT PARALLEL 48FBGA

62

SST25VF020B-80-4C-Q3AE-T

SST25VF020B-80-4C-Q3AE-T

Roving Networks / Microchip Technology

IC FLASH 2MBIT SPI 80MHZ 8USON

0

CY7C1350G-133AXC

CY7C1350G-133AXC

Cypress Semiconductor

NO WARRANTY

96

SST39VF1681-70-4I-EKE-T

SST39VF1681-70-4I-EKE-T

Roving Networks / Microchip Technology

IC FLASH 16MBIT PARALLEL 48TSOP

0

W29N01HVSINF

W29N01HVSINF

Winbond Electronics Corporation

IC FLASH 1GBIT PARALLEL 48TSOP

0

70V631S12BC

70V631S12BC

Renesas Electronics America

IC SRAM 4.5MBIT PAR 256CABGA

0

AS29CF040-55CCIN

AS29CF040-55CCIN

Alliance Memory, Inc.

IC FLSH 4MBIT PARALLEL 32PLCC

14

AS8C403600-QC150N

AS8C403600-QC150N

Alliance Memory, Inc.

IC SRAM 4MBIT PARALLEL 100TQFP

0

Memory

1. Overview

Memory integrated circuits (ICs) are semiconductor devices used for storing digital data in electronic systems. As fundamental components of modern electronics, they enable data retention and retrieval in computers, mobile devices, industrial equipment, and automotive systems. Memory ICs are categorized into volatile (requires power to retain data) and non-volatile (retains data without power) types, playing critical roles in system performance, storage capacity, and energy efficiency.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
DRAM (Dynamic RAM)High-density, low-cost, requires periodic refreshPCs, Servers, Graphics Cards
NAND FlashNon-volatile, high endurance, block-level accessSSDs, USB Drives, Mobile Storage
SRAM (Static RAM)High-speed, low density, no refresh requiredCache Memory, Networking Equipment
NOR FlashRandom access, execute-in-place capabilityEmbedded Systems, Automotive ECUs
MRAM (Magnetoresistive RAM)Non-volatile, unlimited endurance, low powerIoT Devices, Industrial Sensors

3. Structure and Composition

Memory ICs typically consist of:

  • Storage Cell Array: Matrix of memory cells (transistors/capacitors for DRAM, floating-gate transistors for Flash)
  • Address Decoder: Selects specific memory locations
  • I/O Circuits: Data input/output interfaces
  • Control Logic: Manages read/write operations and timing
  • Power Management Units: Optimizes energy consumption

Advanced packages include BGA (Ball Grid Array) and 3D-stacked configurations for density optimization.

4. Key Technical Specifications

ParameterDescriptionImportance
Storage CapacityData volume (Gb/GiB)Determines system memory limits
Access Timens/predictable latencyImpacts processing speed
Power ConsumptionmW/MHzAffects battery life and thermal design
EnduranceP/E cycles (Flash)Dictates product lifespan
Data RetentionYears (non-volatile)Critical for long-term storage

5. Application Areas

  • Consumer Electronics: Smartphones (NAND Flash), Gaming Consoles (GDDR6)
  • Industrial Automation: PLCs (SRAM), Data Loggers (MRAM)
  • Automotive Systems: ADAS (LPDDR5), Infotainment (eMMC)
  • Enterprise Storage: SSD Controllers (3D NAND), Servers (RDIMM)

6. Leading Manufacturers and Products

ManufacturerRepresentative Products
Samsung ElectronicsV-NAND (9x-layer), LPDDR5X
SK hynixHBM3 (8GB/s bandwidth), GDDR6
Microchip TechnologySerial NOR Flash (SST26)
Kioxia CorporationBiCS FLASH (3D NAND)
Infineon TechnologiesMRAM (40nm process)

7. Selection Recommendations

Key considerations:

  • Match memory type to application requirements (e.g., NOR Flash for code storage)
  • Evaluate bandwidth vs. latency tradeoffs
  • Analyze temperature and vibration specifications
  • Assess long-term supply stability
  • Optimize cost-per-bit metrics

Case Study: A smartphone manufacturer selected UFS 3.1 (NAND-based) for 2100MB/s read speeds, improving app launch times by 35%.

8. Industry Trends

Future directions include:

  • 3D NAND scaling beyond 200 layers
  • Emerging memories (ReRAM, PCM) for AI acceleration
  • Package-on-Package (PoP) integration
  • AI-optimized memory architectures (Processing-in-Memory)
  • Green manufacturing processes (EUV lithography)
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