Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
ADI/LINEAR MAX3232EEUE+T MAX3232EEUE
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR MAX3232EEUE+T
- Type
- ADI/LINEAR
- Minimum package
- 2500
Technical parameters
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- MAX3232EEUE+T
- Electronic Component
- 1
- Package
- TSSOP-16
- Type
- Transceiver
- Electronic Component
- RS232IC
- Electronic Component
- 0.216g
- Electronic Component
- 1
- Electronic Component
- BM0258688271
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~5.5V
- Receiver
- 2
- Data
- 250Kbps
- Static Current
- 1mA
- Electronic Component
- ±15kV
- Driver
- 2
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MAX3232EEUE+T 产品概述
一、产品简介
MAX3232EEUE+T 是 ADI/Linear（原 Maxim）推出的一款双通道 RS-232 收发器，封装为 TSSOP-16（带盘带包装，+T 表示卷带包装）。器件内置电荷泵，可在单电源 3.0V 至 5.5V 工作下产生满足 RS-232 电平要求的正负电压，从而方便微控制器或任何 TTL/CMOS 逻辑电平直接与串口设备互联。器件支持两个驱动器（T×2）和两个接收器（R×2），典型数据速率可达 250 kbps，适合大多数串行通信场景。
二、主要特性
- 双驱动、双接收：同时支持两路独立 RS-232 通信通路。
- 单电源工作：VCC 范围 3.0V ～ 5.5V，便于与 3.3V 或 5V 系统直接配合。
- 内置电荷泵：无需外部 RS-232 电源，通常仅需四个外部电容即可工作（按数据手册选型，常用 0.1µF 或 1µF）。
- 低静态电流：静态电流约 1 mA，适合低功耗或电池供电系统。
- 宽温度范围：工作温度 -40 ℃ ～ +85 ℃，满足工业级应用需求。
- 强抗静电能力：对人体模型 ESD 保护能力可达 ±15 kV（具体按认证标准和测试条件）。
- 封装：TSSOP-16，节省 PCB 面积，适合中小型嵌入式产品。
三、引脚与封装（概述）
器件采用 TSSOP-16 小型封装，常见引脚包括两路驱动器输出（T_OUT）、两路驱动器输入（T_IN）、两路接收器输入（R_IN）、两路接收器输出（R_OUT）、电荷泵相关的 C1+/C1−、C2+/C2−、V+、V− 引脚，以及 VCC 和 GND。设计时需按数据手册连接四个外部电容（电荷泵电容和 V+、V− 去耦电容）并做好电源旁路。
四、典型应用场景
- 嵌入式系统与 MCU 的串口扩展（3.3V/5V → RS-232）
- 工业控制设备、PLC、远程终端单元（RTU）串口通信
- POS、仪器仪表、条码设备、GPS、调制解调器接口
- 电池供电或移动设备中需要低功耗 RS-232 接口的场合
五、设计与选型注意事项
- 外部电容：严格按数据手册建议的数值与连接方式布置，保持较低 ESR 以保证电荷泵稳定。
- 电源去耦：VCC 旁路电容靠近器件 VCC 与 GND 引脚放置，减少电源纹波对通信的影响。
- PCB 布局：RS-232 侧走线要注意与高频噪声源隔离，接收端避免长悬空引脚以减少干扰。
- ESD 考虑：尽管器件具备较强的 ESD 抗扰能力，前端仍建议在产品外壳或连接器处增加额外浪涌/ESD 抑制器件以提高可靠性。
- 工作温度与散热：工业温度范围内通常无需额外散热，但在高密度布板或高 ambient 温度下应验证热性能。
- 封装与采购：型号后缀 +T 表示卷带包装，适合 SMT 贴片生产线，选择时注意批号与可追溯性。
总结：MAX3232EEUE+T 以其单电源、内置电荷泵、低静态电流和工业级温度范围，成为嵌入式系统与各类需要 RS-232 接口的设备的常用选择。其小尺寸封装和良好的 ESD 性能，使得在空间受限且对可靠性有较高要求的产品中具有明显优势。具体电气参数、引脚定义和推荐电容请以器件最新数据手册为准。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
