WMSIC Electronic Components

XINLUDA XL549

ModelXL549
PackageSOP-8
BrandXINLUDA
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XL549
Type
XINLUDA
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XINLUDA
Electronic Component
XL549
Electronic Component
1
Package
SOP-8
Electronic Component
ADC IC
Electronic Component
0.418g
ADC
SAR
Electronic Component
1
Channel Count
1
Sampling
40kHz
Features
Electronic Component
Electronic Component
BM0266211636
Operating Temperature
0℃~+70℃
Operating Voltage
3V~6.5V
Electronic Component
Electronic Component

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

XL549 8位SAR ADC产品概述

XL549是信路达(XINLUDA)推出的一款8位逐次逼近型(SAR)模拟数字转换器(ADC),针对中速高精度模拟信号数字化场景优化,具备串行接口、差分输入等核心特性,以紧凑的SOP-8封装适配多种小型化设备需求。

一、产品定位与核心特性

XL549定位于商业级中速ADC,核心优势集中在「高精度+灵活时钟+抗干扰能力」,适合对成本敏感但需稳定模拟信号采集的场景:

  • 8位分辨率搭配0.5LSB积分非线性,量化精度满足大多数中低精度信号需求;
  • 支持内置+外置双时钟模式(默认4MHz内置时钟),无需外部晶振即可工作,也可适配系统时钟;
  • 差分输入设计有效抑制共模干扰,适配传感器差分输出信号;
  • 3V~6.5V宽工作电压,兼容5V系统及3.3V低功耗系统,无需额外电平转换。

二、关键性能参数详解

参数项 规格值 说明 分辨率 8位 量化步长为满量程的1/256 采样率 40kHz 中速采样,满足音频、传感器信号采集需求 积分非线性(INL) ±0.5LSB 无失码,线性度优于多数同级别8位ADC 工作电压范围 3V~6.5V 覆盖常见电源系统(3.3V/5V) 工作温度范围 0℃~+70℃ 商业级温度,适配室内/小型设备环境 时钟频率 4MHz(内置) 外置时钟可选,灵活适配系统设计 ADC架构 SAR(逐次逼近) 低功耗、响应快,对比流水线架构成本更低

三、接口与架构设计

1. 串行接口优势

XL549采用串行数据接口(SPI兼容),仅需少量引脚即可完成数据传输:

  • 相比并行接口节省50%以上引脚,适配SOP-8小封装;
  • 数据传输速率与采样率匹配,无需额外缓冲,降低系统复杂度。

2. SAR架构核心逻辑

逐次逼近型架构通过「比较器+DAC+寄存器」逐位确定模拟信号的数字值,具备:

  • 单通道转换时间约2μs(基于4MHz时钟),响应速度快;
  • 典型工作电流<1mA,适合电池供电设备;
  • 抗噪声能力优于flash架构,适合工业环境微弱信号采集。

3. 差分输入设计

支持真差分输入(单端可选),可有效抑制:

  • 电源噪声、电磁干扰(EMI)等共模信号;
  • 传感器输出的共模偏移,提升信号信噪比(SNR)。

四、典型应用场景

XL549的参数特性使其适配以下场景:

  1. 工业传感器采集:压力、温度、流量传感器的差分信号数字化(抗干扰需求);
  2. 消费电子设备:音频编码(麦克风信号)、电池电压监测(宽电压兼容)、游戏手柄模拟摇杆控制;
  3. 小型仪器仪表:便携式万用表、环境监测仪(紧凑SOP-8封装);
  4. 智能家居系统:温湿度、光照传感器的信号转换(低功耗+宽电压)。

五、封装与环境适应性

1. SOP-8封装特点

  • 贴片式封装,尺寸紧凑(约5.2mm×6.4mm),适合PCB小面积布局;
  • 8引脚设计,焊接工艺成熟,批量生产效率高;
  • 引脚定义清晰(电源、时钟、输入、数据输出等),简化电路设计。

2. 环境适应性

  • 工作温度0℃~+70℃:满足办公室、实验室、家用设备的温度范围;
  • 存储温度(典型值):-40℃~+85℃(适配运输/仓储环境);
  • 抗静电能力(ESD):符合HBM 2kV标准,降低生产/使用中的静电损坏风险。

六、品牌与产品优势总结

信路达(XINLUDA)作为本土半导体厂商,XL549具备以下竞争优势:

  1. 成本优势:SAR架构+串行接口降低芯片成本,适合大规模量产;
  2. 灵活度高:内置/外置时钟、差分/单端输入可选,适配不同系统设计;
  3. 供货稳定:具备成熟的晶圆制造与封装测试能力,减少缺货风险;
  4. 技术支持:提供中文datasheet及电路参考设计,方便国内工程师快速上手。

XL549通过平衡「性能、成本、封装」三大维度,成为中速模拟信号采集场景的高性价比选择,适用于从消费电子到小型工业设备的多样化需求。

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