ST72F521R9T3 STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
ST72F521R9T3Quad Flat Packages
Quick Facts
Manufacturer
STMicroelectronics
Package
Quad Flat Packages
Pin Count
64
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $6.6900(MOQ 1)
Temp Range
-40.0°C to 125.0°C
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL0
Has ADCYES
Bit Size8
Boundary ScanYES
CPU FamilyST72
Clock Frequency-Max16MHz
DAC ChannelsYES
DMA ChannelsNO
JESD-30 CodeS-PQFP-G64
JESD-609 Codee3
Number of I/O Lines48
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeQFP64,.6SQ,32
Package ShapeSQUARE
Package StyleFLATPACK, LOW PROFILE
Peak Reflow Temperature (Cel)250
Qualification StatusNot Qualified
RAM (bytes)2048
ROM (words)61440
ROM ProgrammabilityFLASH
Speed8MHz
Supply Current-Max15mA
Supply Voltage-Max5.5V
Supply Voltage-Min3.8V
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeAUTOMOTIVE
Terminal FinishMATTE TIN
Terminal FormGULL WING
Terminal Pitch0.8mm
Terminal PositionQUAD
Time@Peak Reflow Temperature-Max (s)30
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageQuad Flat Packages

Compliance & Regulatory

Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.31.00.15

Datasheet

ST72F521R9T3 Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

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

Frequently Asked Questions

What is the price of ST72F521R9T3?

ST72F521R9T3 is priced from $6.6900 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is ST72F521R9T3 in stock?

ST72F521R9T3 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 ST72F521R9T3?

You can buy ST72F521R9T3 from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for ST72F521R9T3 from STMicroelectronics.

What is the datasheet for ST72F521R9T3?

The official ST72F521R9T3 datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does ST72F521R9T3 come in?

ST72F521R9T3 is available in Quad Flat 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 STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $6.6900
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$13.3800$13.38
2+$8.9200$17.84
4+$6.6900$26.76
pcs
Unit price: $13.3800 · Total: $13.38

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

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy