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XINLUDA XL7705B
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- XINLUDA XL7705B
- Type
- XINLUDA
- Minimum package
- 1000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- XINLUDA
- Electronic Component
- XL7705B
- Electronic Component
- 1
- Package
- SOP-16-300mil
- Electronic Component
- ADC IC
- Electronic Component
- 0.82g
- ADC
- Sigma-Delta
- Electronic Component
- 1
- Channel Count
- 2
- Sampling
- 500Hz
- Features
- Buffer
- Variable Gain
- Electronic Component
- Electronic Component
- BM0266211637
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~5V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
XL7705B 精密Sigma-Delta ADC产品概述
一、核心性能参数梳理
XL7705B是一款专为低功耗、高精度信号采集设计的16位Sigma-Delta ADC，核心参数覆盖工业级与便携式场景需求：
- 分辨率与通道：16位高分辨率，2通道差分输入，有效抑制共模干扰；
- 电源与功耗：3V~5V宽电压范围，静态电流仅8μA，适配电池/线性电源；
- 接口与时钟：SPI串行接口，支持400kHz~2.5MHz外置时钟（典型值400kHz），传输灵活；
- 数据与增益：多档位数据速率（20Hz~500Hz），支持可变增益调节，适配不同信号幅度；
- 环境与封装：-40℃~+85℃工业级温度范围，SOP-16-300mil标准贴片封装。
二、架构与接口优势
采用Sigma-Delta（Σ-Δ）调制架构，通过过采样+数字滤波实现高分辨率，相比SAR ADC更抗噪声/EMI，适合工业现场微弱信号采集；SPI接口支持全双工通信，时钟频率可调，平衡速度与功耗。
差分输入模式对电源噪声、地环路干扰的抑制比显著提升，可稳定采集毫伏级传感器信号（如应变片、热电偶）；外置基准电压源可根据精度需求选择（如高精度基准提升采集精度），可变增益适配从毫伏到伏特级输入范围，设计灵活性强。
三、低功耗与工业适应性
静态电流仅8μA的特性，使其成为电池供电设备的理想选择（如无线传感器节点、手持记录仪），延长续航时间；3V~5V宽电压兼容1.5V×2电池、单节锂电池（3.7V）、5V线性电源，降低电源设计难度。
-40℃~+85℃工业级温度范围，覆盖户外监测站、厂房等极端环境，无需额外温度补偿，确保长期稳定工作。
四、典型应用场景
XL7705B的性能匹配多领域需求：
- 工业传感器采集：温度（热电偶/PT100）、压力（应变式）、流量传感器信号采集，抗干扰能力适配现场环境；
- 便携式监测设备：手持气象仪、环境记录仪，低功耗延长电池续航；
- 医疗小型模块：生理信号（心电、肌电）采集，Sigma-Delta架构抗噪声能力适配微弱生物电；
- 消费电子测量：智能电池监测（电压/电流）、智能家居环境监测（温湿度），成本可控且稳定可靠。
五、封装与设计易用性
SOP-16-300mil标准贴片封装，焊接工艺成熟，兼容常规PCB设计；引脚布局清晰（SPI接口、差分输入、基准/时钟引脚），易与STM32、AVR等主流MCU对接，无需复杂适配，缩短开发周期。
XL7705B凭借高分辨率、低功耗、工业级适应性，成为传感器信号采集、便携式设备等场景的高性价比选择。
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