93AA56B-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock

The 93AA56B-I/MS is a 2Kbit (128x16) serial EEPROM from Microchip with 1.8V operation and a 3-wire SPI interface in a compact MSOP-8 package. It offers up to 1 million write/erase cycles and 200-year data retention. Available from stock worldwide with competitive pricing and fast shipping.

ACTIVEIntegrated CircuitVerified Jul 2026
Package / Visual Reference
93AA56B-I/MSSmall Outline Packages
Quick Facts
Manufacturer
Microchip
Package
Small Outline Packages
Pin Count
8
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.3000(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 2Kbit (128x16) serial EEPROM with 3-wire SPI interface for simple microcontroller integration
  • 1.8V low-voltage operation ideal for battery-powered and low-power embedded systems
  • Up to 1,000,000 write/erase cycles with minimum 200-year data retention for high reliability
  • Compact MSOP-8 package minimizes PCB footprint for space-constrained designs

Applications

The 93AA56B-I/MS is ideal for storing configuration data, calibration parameters, and user preferences in consumer electronics, IoT devices, and industrial control systems. Its low 1.8V operating voltage makes it particularly suitable for battery-powered wearables and portable medical equipment. It is also commonly used in automotive electronics and appliances requiring non-volatile data storage with a simple serial interface.

Specifications

Pbfree CodeYes
Manufacturer Package CodeMSOP-8
Factory Lead Time12Weeks
YTEOL8
Clock Frequency-Max (fCLK)1MHz
Data Retention Time-Min200
Endurance1000000 Write/Erase Cycles
JESD-30 CodeS-PDSO-G8
JESD-609 Codee3
Memory Density2048bit
Memory IC TypeEEPROM
Memory Width16
Number of Functions1
Number of Ports1
Number of Words128words
Number of Words Code128
Operating ModeSYNCHRONOUS
Organization128X16
Output CharacteristicsTOTEM POLE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP8,.19
Package ShapeSQUARE
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Parallel/SerialSERIAL
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Ready/BusyYES
Reverse PinoutNO
Screening LevelTS 16949
Serial Bus TypeMICROWIRE
Standby Current-Max0.000001A
Supply Current-Max0.002mA
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)1.8V
Supply Voltage-Nom (Vsup)2.5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)40
Toggle BitYES
Write Cycle Time-Max (tWC)6ms
Write ProtectionSOFTWARE
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.32.00.51
Country of OriginThailand

Datasheet

93AA56B-I/MS Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the memory capacity of the 93AA56B-I/MS?

The 93AA56B-I/MS has a memory capacity of 2Kbit (2048 bits), organized as 128 words of 16 bits each, making it suitable for compact data storage in embedded applications.

What is the operating voltage range of the 93AA56B-I/MS?

The 93AA56B-I/MS operates at 1.8V, making it ideal for low-voltage and battery-powered systems where power consumption is a critical design consideration.

How many write cycles does the 93AA56B-I/MS support?

The 93AA56B-I/MS supports up to 1,000,000 write/erase cycles with a minimum data retention of 200 years, ensuring long-term reliability for frequently updated configuration storage.

What interface does the 93AA56B-I/MS use?

The 93AA56B-I/MS uses a 3-wire serial interface compatible with SPI, supporting a maximum clock frequency of 1 MHz for straightforward integration with most microcontrollers.

What package is the 93AA56B-I/MS available in?

The 93AA56B-I/MS is available in an MSOP-8 package (Micro Small Outline Package, 8-pin), offering a very compact footprint suitable for space-constrained PCB designs in portable electronics.

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About Microchip

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AvailabilityIn Stock
Reference Price (USD)
From $0.3000
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.4000$0.40
10+$0.3940$3.94
100+$0.3500$35.00
134+$0.3150$42.21
4000+$0.3086$1234.44
5000+$0.3000$1500.00
pcs
Unit price: $0.4000 · Total: $0.40

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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Sarah Kim
VP Engineering, NovaBit Electronics, South Korea