AT28HC64B-70SU Microchip Integrated Circuit (Small Outline Packages) In Stock

MICROCHIP - AT28HC64B-70SU - EEPROM, 64 Kbit, 8K x 8bit, Parallel, SOIC, 28 Pins

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
AT28HC64B-70SUSmall Outline Packages
Quick Facts
Manufacturer
Microchip
Package
Small Outline Packages
Pin Count
28
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $5.5740(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Pbfree CodeYes
Manufacturer Package CodeSOIC-28
Factory Lead Time8Weeks
YTEOL14
Access Time-Max70ns
Command User InterfaceNO
Data PollingYES
Data Retention Time-Min10
Endurance100000 Write/Erase Cycles
JESD-30 CodeR-PDSO-G28
JESD-609 Codee3
Memory Density65536bit
Memory IC TypeEEPROM
Memory Width8
Number of Functions1
Number of Ports1
Number of Words8192words
Number of Words Code8000
Operating ModeASYNCHRONOUS
Organization8KX8
Output Characteristics3-STATE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP28,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Page Size64words
Parallel/SerialPARALLEL
Peak Reflow Temperature (Cel)260
Programming Voltage5V
Qualification StatusNot Qualified
Standby Current-Max0.0001A
Supply Current-Max0.04mA
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)4.5V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Toggle BitYES
Write Cycle Time-Max (tWC)10ms
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.32.00.51
Country of OriginTaiwan

Datasheet

AT28HC64B-70SU Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for AT28HC64B-70SU:

AT28HC64B-70SU-T

Microchip Technology Inc 70NS, SOIC, IND TEMP, GREEN

View Part →
AT28HC64B-90SUMicrochip Technology Inc

EEPROM, 8KX8, 90ns, Parallel, CMOS, PDSO28

View Part →
AT28HC64B-12SUMicrochip Technology Inc

EEPROM, 8KX8, 120ns, Parallel, CMOS, PDSO28

View Part →
AT28HC64BF-12SUMicrochip Technology Inc

120NS, SOIC, IND TEMP, GREEN

View Part →

Frequently Asked Questions

What is the price of AT28HC64B-70SU?

AT28HC64B-70SU is priced from $5.5740 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is AT28HC64B-70SU in stock?

AT28HC64B-70SU 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 AT28HC64B-70SU?

You can buy AT28HC64B-70SU from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for AT28HC64B-70SU from Microchip.

What is the datasheet for AT28HC64B-70SU?

The official AT28HC64B-70SU 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 AT28HC64B-70SU come in?

AT28HC64B-70SU is available in Small Outline Packages 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 $5.5740
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$6.9600$6.96
25+$6.8040$170.10
432+$5.7686$2492.01
864+$5.7225$4944.20
1728+$5.5740$9631.92
pcs
Unit price: $6.9600 · Total: $6.96

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