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ADI/LINEAR MAX2871ETJ+T MAX2871ETJ
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR MAX2871ETJ+T
- Type
- ADI/LINEAR
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- VCO
- Electronic Component
- Electronic Component
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- MAX2871ETJ+T
- Electronic Component
- 1
- Package
- TQFN-32(5x5)
- Electronic Component
- Clock Generator / Frequency Synthesizer / PLL
- Electronic Component
- 0.097g
- Frequency
- 23.5MHz~6GHz
- Electronic Component
- 1
- Features
- Electronic Component
- Electronic Component
- BM0264498371
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~3.6V
- Electronic Component
- General Purpose
- 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.
MAX2871ETJ+T 产品概述
一、概述与定位
MAX2871ETJ+T 是 ADI/Linear（原 Maxim）推出的一款宽带 VCO/频率合成器解决方案，工作频率覆盖 23.5 MHz 至 6 GHz，工作电压范围 3.0 V 至 3.6 V，工作温度 -40 ℃ 至 +85 ℃，封装为 TQFN-32（5 x 5 mm）。器件集成了高性能振荡源与频率合成模块，适合通用无线射频前端与本振（LO）产生场景。
二、主要功能与特性
- 宽频率覆盖：单芯片实现从低频至微波频段的连续覆盖，便于多频段设计与频率跳变应用。
- 锁检测功能：内置锁定检测（lock detect）输出，便于系统级锁相状态监测与故障诊断。
- 低电压工作：3.0–3.6 V 供电，适配现代射频芯片组与电源管理体系。
- 工业级温度范围：-40 ℃ 至 +85 ℃，满足通信、工业与移动设备的环境要求。
- 紧凑封装：TQFN-32（5×5 mm）有利于高密度 PCB 布局与热管理。
三、典型应用场景
- 无线通信基站与用户端射频前端本振（LO）。
- 无线测试与测量仪器中的频率源。
- 软件定义无线电（SDR）与宽带跨频段收发系统。
- 雷达、导航与工业无线链路中需要可编程、稳定本振的场合。
四、关键参数与接口要点
- 频率范围、供电与温度范围为设计基准；输出类型、相噪、功率电平、杂散与互调特性请以官方数据手册为准。
- 通常与参考晶体/参考输入、环路滤波器、控制接口（如串行编程接口）和外部分频/缓冲器配合使用。
- 锁定检测端口用于反馈给 MCU/FPGA，实现频率合成状态监控与保护逻辑。
五、使用建议与布局注意事项
- 高频路径与参考路径应尽量短、阻抗匹配并采用地平面隔离，以降低相位噪声与杂散耦合。
- 环路滤波器与电源引脚做好旁路与去耦，避免电源噪声影响 VCO 性能。
- 输出需与后级放大/缓冲匹配，必要时添加带通或低通滤波器以抑制谐波与镜像。
- TQFN 封装对焊盘与散热要求敏感，遵循厂商推荐的 PCB land pattern 与回流工艺。
六、封装与订购信息
- 型号：MAX2871ETJ+T
- 厂商：ADI（Analog Devices / Linear）
- 封装：TQFN-32（5×5 mm）
- 具体电性能、管脚定义与应用示意请参阅 ADI 正式数据手册与评估板资料，设计前建议获取并核实最新版规格书与参考设计。
如需更深入的电路连接示例、环路滤波器设计或相噪/杂散性能指标，可以提供具体应用频段与系统要求，我可基于这些参数给出更详细的设计建议。
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