AT80C51RD2-3CSUM Microchip Integrated Circuit (Dual-In-Line Packages) In Stock

AT80C51RD2-3CSUM, 8 bit 8051 Microcontroller 40MHz ROMLess, 1280 B RAM, 40-Pin PDIP

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
AT80C51RD2-3CSUMDual-In-Line Packages
Quick Facts
Manufacturer
Microchip
Package
Dual-In-Line Packages
Pin Count
40
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $3.8500(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 CodePDIP-40
Factory Lead Time7Weeks
YTEOL14
Has ADCNO
Address Bus Width16
Bit Size8
Boundary ScanNO
CPU Family80C51
Clock Frequency-Max40MHz
DAC ChannelsNO
DMA ChannelsNO
External Data Bus Width8
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeR-PDIP-T40
JESD-609 Codee3
Low Power ModeYES
Number of External Interrupts2
Number of I/O Lines32
Number of Serial I/Os1
Number of Timers3
On Chip Data RAM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP40,.6
Package ShapeRECTANGULAR
Package StyleIN-LINE
Qualification StatusNot Qualified
RAM (bytes)1280
ROM ProgrammabilityROM LESS
Speed40MHz
Supply Current-Max15.6mA
Supply Voltage-Max5.5V
Supply Voltage-Min5V
Supply Voltage-Nom5V
Surface MountNO
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
ECCN3A991.A.2
HTS Code8542.31.00.01
Country of OriginThailand

Datasheet

AT80C51RD2-3CSUM 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 AT80C51RD2-3CSUM?

AT80C51RD2-3CSUM is priced from $3.8500 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is AT80C51RD2-3CSUM in stock?

AT80C51RD2-3CSUM 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 AT80C51RD2-3CSUM?

You can buy AT80C51RD2-3CSUM from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for AT80C51RD2-3CSUM from Microchip.

What is the datasheet for AT80C51RD2-3CSUM?

The official AT80C51RD2-3CSUM 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 AT80C51RD2-3CSUM come in?

AT80C51RD2-3CSUM is available in Dual-In-Line 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 $3.8500
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$4.8800$4.88
25+$4.6300$115.75
80+$4.5385$363.08
100+$4.1600$416.00
1000+$3.8600$3860.00
2500+$3.8500$9625.00
pcs
Unit price: $4.8800 · Total: $4.88

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