STM32L412KBU3TR ST Microcontrollers | 32-UFQFPN（5X5） | 80MHz, 128KB Flash, 40KB SRAM

Product Overview

The STM32L412KBU3TR is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M4 core with FPU, operating at up to 80 MHz. It features 128 KB of Flash memory and 40 KB of SRAM, making it ideal for battery-powered applications. The device is housed in a compact 32-UFQFPN (5x5 mm) package, offering a rich set of peripherals including USB, SPI, I2C, USART, and a 12-bit ADC. With its dynamic voltage scaling and multiple low-power modes, the STM32L412KBU3TR delivers exceptional energy efficiency.

Detailed Technical Specifications

Key Features

• Ultra-low-power with 225 nA in Standby mode (with RTC)
• Dynamic voltage scaling to optimize power consumption
• USB 2.0 crystal-less with LPM and BCD
• True random number generator (TRNG)
• CRC calculation unit
• 96-bit unique ID
• Up to 26 fast I/Os with interrupt capability
• Rich analog peripherals: 12-bit ADC, comparators, DAC

Target Applications

• 5G base station remote monitoring units
• Automotive dashboard controllers
• Industrial sensor nodes
• Portable medical devices (e.g., glucose meters)
• Smart home gateways
• Battery management systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STM32L412KBU3TR. 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

STM32L412KBU3TR 是一款基於 ARM Cortex-M4 內核（含 FPU）的超低功耗 32 位微控制器，最高工作頻率 80 MHz。它配備 128 KB Flash 和 40 KB SRAM，非常適合電池供電的應用。該器件採用緊湊的 32-UFQFPN（5x5 mm）封裝，提供豐富的外設，包括 USB、SPI、I2C、USART 和 12 位 ADC。憑藉動態電壓調節和多種低功耗模式，STM32L412KBU3TR 實現了卓越的能效。

詳細技術參數

核心特性

• 超低功耗：待機模式（含 RTC）下僅 225 nA
• 動態電壓調節以優化功耗
• USB 2.0 無晶振，支持 LPM 和 BCD
• 真隨機數生成器（TRNG）
• CRC 計算單元
• 96 位唯一 ID
• 最多 26 個快速 I/O，支持中斷
• 豐富的模擬外設：12 位 ADC、比較器、DAC

典型應用場景

• 5G 基站遠程監控單元
• 汽車儀表盤控制器
• 工業傳感器節點
• 便攜式醫療設備（如血糖儀）
• 智能家居網關
• 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 STM32L412KBU3TR 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]