ST ST72681/R21

Manufacturer No:

ST72681/R21

Manufacturer:

ST

Package:

7 X 7 MM, LQFP-48

Description:

Description: USB 2.0 HIGH-SPEED 8-BIT MCU FLASH DRIVE CONTROLLER

Quantity:

In Stock :2761

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：Fri, May 29 - Sat, May 30, 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.

ST72681/R21 Information

ST ST72681/R21 technical specifications, attributes, parameters and parts with similar specifications to ST ST72681/R21.

Type
Parameter

RoHS Status
RoHS Compliant

Part Life Cycle Code
Obsolete

Ihs Manufacturer
STMICROELECTRONICS

Part Package Code
QFP

Package Description
7 X 7 MM, LQFP-48

Pin Count
48

Reach Compliance Code
compliant

HTS Code
8542.31.00.01

Samacsys Manufacturer
STMicroelectronics

Has ADC
NO

Type
Parameter

Bit Size
8

CPU Family
ST72

Clock Frequency-Max
12 MHz

DAC Channels
NO

DMA Channels
NO

JESD-30 Code
S-PQFP-G48

JESD-609 Code
e3

Length
7 mm

Moisture Sensitivity Level
1

Number of I/O Lines
8

Download datasheets and manufacturer documentation for ST ST72681/R21.

Datasheets:

stmicroelectronics-st72681r21-datasheets-4081.pdf

ST72681/R21 Overview

This Microcontroller comes in a TQFP package. This Microcontroller has 8 I/Os. The device belongs to MICROCONTROLLER uPs/uCs/Peripheral ICs Type. The MCU has a number of 48 terminals. Microcontroller comes with 8 bit size. The component always operates in 3.3V supply voltage. MCU chip has NO DMA channels. The device works in NO PWM channels. The pin number of the component remains 48. It counts 48 pins. The device is embedded with ST72 CPU family. This equipment features ROMless memory.