AT21CS11-STU10-T Microchip Integrated Circuit (SOT23 (3-Pin)) In Stock

Serial EEPROM - 1-Kbit (128 x 8) - I²C - Factory-Programmed Serial Number - 0-0-0 Slave Address - 2.7V to 4.5V - 3-lead SOT23 ...

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
AT21CS11-STU10-TSOT23 (3-Pin)
Quick Facts
Manufacturer
Microchip
Package
SOT23 (3-Pin)
Pin Count
3
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.2060(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Manufacturer Package CodeSOT-23-3
Factory Lead Time6Weeks
YTEOL19
Data Retention Time-Min100
Endurance1000000 Write/Erase Cycles
I2C Control Byte1010DDDR
JESD-30 CodeR-PDSO-G3
JESD-609 Codee3
Memory Density1024bit
Memory IC TypeEEPROM
Memory Width8
Number of Functions1
Number of Ports1
Number of Words128words
Number of Words Code128
Operating ModeSYNCHRONOUS
Organization128X8
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTO-236
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Parallel/SerialSERIAL
Peak Reflow Temperature (Cel)260
Serial Bus Type1-WIRE
Standby Current-Max0.0000025A
Supply Current-Max0.0005mA
Supply Voltage-Max (Vsup)4.5V
Supply Voltage-Min (Vsup)2.7V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
Write Cycle Time-Max (tWC)5ms
PackageSOT23 (3-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.31.00.01
Country of OriginThailand

Datasheet

AT21CS11-STU10-T 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 price of AT21CS11-STU10-T?

AT21CS11-STU10-T is priced from $0.2060 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is AT21CS11-STU10-T in stock?

AT21CS11-STU10-T is listed as in stock at FindMyChip, sourced from authorized distributors, and ships worldwide with typical 3-7 business day lead time. Submit an RFQ for current quantity pricing, MOQ, and confirmed availability.

Where can I buy AT21CS11-STU10-T?

You can buy AT21CS11-STU10-T from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for AT21CS11-STU10-T from Microchip.

What is the datasheet for AT21CS11-STU10-T?

The official AT21CS11-STU10-T datasheet from Microchip contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does AT21CS11-STU10-T come in?

AT21CS11-STU10-T is available in SOT23 (3-Pin) packaging. See the package diagram and pinout above for detailed dimensional information.

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
$
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About Microchip

Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $0.2060
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.2600$0.26
10+$0.2550$2.55
25+$0.2510$6.28
50+$0.2480$12.40
100+$0.2450$24.50
5000+$0.2060$1030.00
pcs
Unit price: $0.2600 · Total: $0.26

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

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany