ST ST72F321J9T3

Manufacturer No:

ST72F321J9T3

Manufacturer:

Package:

TQFP

Description:

Microcontroller 44 Pin 4V TQFP

Quantity:

In Stock :8642

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Sun, May 10 - Mon, May 11, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

ST72F321J9T3 Information

ST ST72F321J9T3 technical specifications, attributes, parameters and parts with similar specifications to ST ST72F321J9T3.

Type
Parameter

Package / Case
TQFP

Surface Mount
YES

Number of Pins
44

JESD-609 Code
e3

Moisture Sensitivity Level (MSL)
3 (168 Hours)

Number of Terminations
44

ECCN Code
EAR99

Terminal Finish
Matte Tin (Sn) - annealed

Max Operating Temperature
125°C

Min Operating Temperature
-40°C

Type
Parameter

Subcategory
Microcontrollers

Technology
CMOS

Terminal Position
QUAD

Terminal Form
GULL WING

Peak Reflow Temperature (Cel)
260

Supply Voltage
4V

Terminal Pitch
0.8mm

Time@Peak Reflow Temperature-Max (s)
30

Pin Count
44

Temperature Grade
AUTOMOTIVE

Download datasheets and manufacturer documentation for ST ST72F321J9T3.

ST72F321J9T3 Overview

The package is TQFP-shaped. There are 32 I/Os. This device belongs to the MICROCONTROLLER uPs/uCs/Peripheral ICs category. IC Chip 44 has 44 terminations. 8-bits are used for its size. IC Chip has 4V volt supply outputs. With NO DMA channels, Microcontroller chip can handle large data transfers. 60kB is the size of the memory in the IC part. Devices work in YES PWM channels. On the chip, 44 pins are accessible. In total, there are 5 timers/counters on the device. The pin count is 44. There is an embedded the ST72 CPU family inside the device, which makes it a powerful device. There is FLASH memory on this piece of equipment. It has 48 Programmable Input/Output pins that can be programmed.