低功耗蓝牙（BLE）射频模块

RC2658A蓝牙模块是基于MXD公司 RS02A1 芯片研发的低功耗蓝牙（BLE）射频模块，可广泛应用于短距离无线通信领域。具有功耗低、体积小、传输距离远、抗干扰能力强等特点。模块配备高性能蛇形天线；模块采用邮票半孔形式硬件接口设计。

RFCEAZY

智汉物联

TRANSMIT MODULATOR, IF AGC, AND UPCONVERTER

Product Description The RF2658 is an integrated complete Quadrature Modulator, IF AGC amplifier, and Upconverter developed for the transmit section of dual-mode CDMA/FM cellular and PCS applications and for GSM/DCS and TDMA systems. Features • Similarto RF9958with increased IF range • Supports

文件：114.65 Kbytes 页数：10 Pages

RFMD

威讯联合

Green energy-saving current mode PWM switching power supply controller

Features Built-in soft start: 4ms Optimized H iccup Mode design to improve efficiency and reduce standby power consumption No audio noise design during normal operation Fixed operating frequency: 50KHz Built-in slope compensation circuit Low starting and operating current Built-in le

文件：507.26 Kbytes 页数：9 Pages

SEMIPOWER

芯派科技

HC49SMD 30MHz Crystal Unit

Features: Good Frequency Perturbation and Stability over temperature Description and Applications: HC49SMD crystal unit for use in wireless telecommunications devices

文件：104.44 Kbytes 页数：6 Pages

TAI-SAW

嘉硕科技