ST72F621J4T1 ST 8-bit MCU | 8KB Flash, 256B RAM, 8MHz

Product Overview

The ST72F621J4T1 is a high-performance 8-bit microcontroller from STMicroelectronics, part of the ST7 family. It features an 8-bit CPU core with a maximum operating frequency of 8 MHz, 8 KB of Flash program memory, and 256 bytes of RAM. This device is designed for cost-sensitive applications requiring robust performance and low power consumption. It operates over a supply voltage range of 3.0V to 5.5V and includes a rich set of peripherals such as timers, serial communication interfaces (SPI, I2C), and an 8-bit ADC. The ST72F621J4T1 is available in a 32-pin LQFP package, making it suitable for space-constrained designs.

Detailed Technical Specifications

Key Features

• 8-bit ST7 CPU with 8 MHz maximum frequency
• 8 KB on-chip Flash program memory with read-while-write capability
• 256 bytes RAM
• Low power consumption: Halt, Active-Halt, and Wait modes
• Integrated 8-bit ADC with 4 multiplexed channels
• Two timers: one 8-bit and one 16-bit with PWM capability
• Serial communication: SPI and I2C interfaces
• Up to 24 general-purpose I/O lines
• Watchdog timer and clock security system
• Single supply voltage: 3.0V to 5.5V
• Operating temperature: -40°C to +85°C

Target Applications

The ST72F621J4T1 is ideal for a wide range of embedded control applications, including:

• Home appliances (e.g., washing machines, microwave ovens)
• Industrial control systems (e.g., motor control, sensor interfaces)
• Automotive body electronics (e.g., window lift, seat control)
• Consumer electronics (e.g., remote controls, toys)
• Lighting control (e.g., LED drivers)
• Power tools
• Battery management systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST72F621J4T1. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

ST72F621J4T1 是意法半導體（STMicroelectronics）推出的一款高性能8位微控制器，屬於ST7系列。它採用8位CPU內核，最高工作頻率為8 MHz，內置8 KB Flash程序存儲器和256字節RAM。該器件專為成本敏感型應用設計，具有強大的性能和低功耗特性。工作電壓範圍為3.0V至5.5V，並集成豐富的外設，包括定時器、串行通信接口（SPI、I2C）和8位ADC。ST72F621J4T1採用32引腳LQFP封裝，適合空間受限的設計。

詳細技術參數

核心特性

• 8位 ST7 CPU，最高8 MHz
• 8 KB 片上 Flash 程序存儲器，支持讀寫同時操作
• 256 字節 RAM
• 低功耗：Halt、Active-Halt 和 Wait 模式
• 集成8位 ADC，4個多路通道
• 兩個定時器：一個8位和一個16位，支持PWM
• 串行通信：SPI 和 I2C 接口
• 最多24個通用 I/O 引腳
• 看門狗定時器和時鐘安全系統
• 單電源供電：3.0V 至 5.5V
• 工作溫度：-40°C 至 +85°C

典型應用場景

ST72F621J4T1 適用於多種嵌入式控制應用，包括：

• 家用電器（如洗衣機、微波爐）
• 工業控制系統（如電機控制、傳感器接口）
• 汽車車身電子（如車窗升降、座椅控制）
• 消費電子（如遙控器、玩具）
• 照明控制（如LED驅動器）
• 電動工具
• 電池管理系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST72F621J4T1 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• Escrow 擔保交易：支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。
• BOM 配單與樣板服務：提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。

品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]