WMSIC Electronic Components

Siproin SSP721A

ModelSSP721A
PackageSOP-16
BrandSIPROIN
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 24+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
Siproin SSP721A
Type
SIPROIN
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SIPROIN
Electronic Component
SSP721A
Electronic Component
1
Package
SOP-16
Electronic Component
Wireless Transceiver IC
Electronic Component
0.32g
Electronic Component
1
Electronic Component
BM0227783271
Operating Temperature
25℃~+85℃
Operating Voltage
±50V
Interface Type
UART
Data
9.6Kbps
Electronic Component
Electronic Component
Electronic Component
2500

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

SSP721A 产品概述

一、产品简介

SSP721A 是上海矽朋(Siproin)推出的一款仪表总线收发器,面向工业控制与数据采集场景,提供 UART 接口的收发功能。器件采用 SOP-16 封装,工作温度范围为 -25℃~+80℃,适合多数室内及一般工业环境下的串行通信需求。设计上侧重于总线互联可靠性、抗干扰性能与易用性,便于与微控制器、数据记录仪及各类传感器模块集成。

二、主要特点

  • UART 接口:支持标准异步串行通信协议,便于与主流 MCU/FPGA 的 UART 端口直接连接。
  • 仪表总线收发器:适配多点或单点总线结构,具备总线级别的驱动与接收能力,提升通信稳定性。
  • 工业温度等级:工作温度 -25℃~+80℃,满足常见工业自动化与现场仪表应用的环境要求。
  • 封装紧凑:SOP-16 封装,便于批量生产与波峰/回流焊工艺兼容,PCB 布局空间占用小。
  • 可靠性特性:通常包含短路/过流保护、热关断与抗静电设计(具体功能以规格书为准)。

三、典型应用

  • 工业控制通信:PLC、RTU 与现场设备之间的串行数据传输。
  • 仪器仪表网络:过程控制、环境监测、能耗计量等多点总线数据采集与传输。
  • 数据采集系统:传感器节点与数据处理单元之间的可靠串口链路。
  • 嵌入式系统扩展:为 MCU/SoC 提供稳健的外部串行收发接口,支持现场级部署。

四、封装与物理特性

SSP721A 采用 SOP-16 塑封封装,焊脚排列与常用 DIP/SOP PCB 布局兼容,适配自动化贴片与回流焊工艺。封装尺寸与焊盘信息请参见产品机械图与封装资料,便于在 PCB 布局阶段完成信号完整性与热管理设计。工作温度范围 -25℃~+80℃,出货前一般经过电气测试与外观检验。

五、设计与使用建议

  • 供电与电平匹配:器件用于 UART 通信时,应参考规格书确认其工作电压范围(如 3.3V/5V 等),并与 MCU/外设电平一致或通过电平移位器匹配。
  • 去耦与滤波:在器件电源引脚附近放置合适的旁路电容(如 0.1μF 与 1μF 组合),减小电源噪声,提升稳定性。
  • 总线布线:若用于多点总线,依据传输速率在总线上布置终端电阻与偏置电阻,控制反射与静止状态电平;布线尽量采用差分或屏蔽方式以降低干扰。
  • ESD 与浪涌保护:现场环境常伴随静电与瞬态浪涌,建议在总线接口处增加 TVS 二极管或其他浪涌保护元件,提升系统可靠性。
  • 散热与封装处理:虽然 SOP-16 热阻较低,但在高密度或高温环境下应考虑器件与周边元件的散热路径,避免长期高温应力。

六、选型与可靠性注意事项

在最终选型与设计实施前,应获取 SSP721A 的完整规格书,确认关键参数包括供电电压、电平兼容、最大通讯速率、输入输出驱动能力、故障保护特性以及引脚功能。针对 -25℃~+80℃ 的工作温度,若系统需在更苛刻温度或更高可靠性场景(如户外、炼厂等)长期工作,建议评估更宽温范围或加固型器件。采购时注意器件来源与批次一致性,作好进货检验与静电防护管理。

总结:SSP721A 是一款面向工业仪表总线应用的 UART 收发器,封装为 SOP-16,适用于常见工业环境的串行通信场景。在系统集成中注重电平匹配、总线终端及 ESD 保护设计,可实现稳定可靠的现场数据传输。更多详细电气参数与引脚信息,请参见上海矽朋提供的官方规格书与应用说明。

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