SN65C3221DB TI RS-232 Transceiver | 16-SSOP | 1Mbps, 3V-5.5V

Product Overview

The SN65C3221DB from Texas Instruments is a single-channel RS-232 line driver/receiver designed for high-speed serial communication. It operates from a single 3V to 5.5V supply and features a 1Mbps data rate, making it ideal for portable and space-constrained applications. The device is housed in a compact 16-pin SSOP package and includes a proprietary charge pump for generating RS-232 voltage levels without external ±12V supplies.

Detailed Technical Specifications

Key Features

• Single 3V to 5.5V supply operation
• 1 Mbps data rate for high-speed communication
• Integrated charge pump eliminates need for dual supplies
• Low power consumption: 1 mA typical supply current
• ESD protection up to ±15 kV (HBM)
• Auto-powerdown feature reduces power to 1 µA
• Compliant with TIA/EIA-232-F and ITU v.28 standards

Target Applications

• 5G base station control interfaces
• Automotive dashboard display modules
• Industrial PLC and sensor networks
• Portable medical devices (e.g., patient monitors)
• Point-of-sale (POS) terminals
• GPS receivers and telematics units

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN65C3221DB. 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

SN65C3221DB 是德州儀器 (TI) 推出的單通道 RS-232 線路驅動器/接收器，專為高速串行通信設計。它可在 3V 至 5.5V 的單電源下工作，數據速率高達 1Mbps，非常適合便攜式和空間受限的應用。該器件採用緊湊的 16 引腳 SSOP 封裝，並包含專有電荷泵，無需外部 ±12V 電源即可生成 RS-232 電壓電平。

詳細技術參數

核心特性

• 單電源 3V 至 5.5V 工作
• 1 Mbps 數據速率，支持高速通信
• 集成電荷泵，無需雙電源
• 低功耗：典型供電電流 1 mA
• ESD 保護高達 ±15 kV (HBM)
• 自動關斷功能，功耗降至 1 µA
• 符合 TIA/EIA-232-F 和 ITU v.28 標準

典型應用場景

• 5G 基站控制接口
• 汽車儀表盤顯示模塊
• 工業 PLC 和傳感器網絡
• 便攜式醫療設備（如病人監護儀）
• 銷售點 (POS) 終端
• GPS 接收器和遠程信息處理單元

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN65C3221DB 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]