【摘要】介绍一种滤波器辅助设计软件Filter Solutions，利用其设计一款常用的带通滤波器，并将仿真曲线与实测结果进行比较。【关键词】Filter Solutions；滤波器；辅助设计Use Filter Solutions aid filter design Abstract:Introduce a software-Filter Solutions，which aid to design filter.Use it to digign a common band pass filter，then compare the result ofreslstemeasweothe simuetur，I1.Com Key words:Filter Solutions；filter；aid design1引言广义上的滤波器深入到我们生活中的每一个角落，人眼对图像的反应符合低通滤波器的特征，人耳对声音的反应则符合带通滤波器的特征。随着近年来电子工业的飞速发展，滤波器已成为电子技术应用中不可缺少的基础器件之一，尤其广泛地应用于通信领域。能快捷而准确地设计出预期特性的滤波器已成为所有电子工程师越来越强烈的需要。
上传时间： 2022-06-25
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Datasheet SHT3x-DISHumidity and Temperature Sensor Fully calibrated, linearized, and temperaturecompensated digital output Wide supply voltage range, from 2.4 V to 5.5 V I2C Interface with communication speeds up to 1MHz and two user selectable addresses Typical accuracy of 2 %RH and 0.3 °C Very fast start-up and measurement time Tiny 8-Pin DFN package
上传时间： 2022-06-29
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1. General Description BL-M3362NS1 product is designed base on Broadcom BCM43362 chipset. It operates at 2.4GHz band and supports IEEE802.11b/g/n 1T1Rwith wireless data rate up to 72.2Mbps. It supports IEEE802.11isafety protocol, along with IEEE802.11e standard service quality. It supports standard interfaces SDIOV2.0(50 MHz,4-bit and1-bit) and generic SPI(up to 50 MHz), Integrated ARM Cortex?-M3 CPUwith on-chip memory enables running IEEE802.11 firmware that can be field-upgraded with future features.2. The range of applying Imaging platforms(printers, digital still cameras, digital picture frames)Consumer electronic devices(DTV, DVDplayers, Blu-ray players. etc.)Gaming platforms Carinformation MiFi/Mobile Routes Smart PAD Set-TopBoxes
标签： wifi
上传时间： 2022-07-04
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NB86系列模块是基于HISILICON Hi2115的Boudica芯片开发的，该模块为全球领先的NB-IoT无线通信模块，符合3GPP标准，Hi2115芯片支持Band01，Band02，Band03，Band05、Band08、Band12，Band13，Band14，Band17，Band18，Band19，Band20、Band25，Band26，Band28，Band66频段，具有体积小、功耗低、传输距离远、抗干扰能力强等特点。使用该模块，可以方便客户快速、灵活的进行产品设计。本文档中提供的NB86代表NB86-G等系列型号的统称，表2-1为NB86-G模块支持的部分Band说明。
标签： NB-IoT
上传时间： 2022-07-11
上传用户：qingfengchizhu
MT7688 family integrates a 1T1R 802.11n Wi-Fi radio,a 580MHz MIPS? 24KEcTM CPU,1-port fast Ethernet PHY, USB2.0 host, PCIe, SD-XC,I2S/PCM and multiple slow IOs. MT7688 provides two operation modes-IoT gateway mode and IoT device mode. In IoT gateway mode, the PCI Express interface can connect to 802.1lac chipset for 1lac dual-band concurrent gateway. The high performance USB2.0 allows MT7688 to add 3G/LTE modem support or add a H.264 ISP for wireless IP camera. For the IoT device mode, MT7688 supports eMC, SD-XC and USB 2.0. MT7688 can support the Wifi high quality audio via 192Kbps/24bits I2S interface and VolP application through PCM. In IoT device mode, it further supports PWM, SPI slave,3d UARI and more GPIOs. For IoT gateway, it canl connect to touch panel and BLE, Zigbee/Z-Wave and sub-1G RF for smart home control.
上传时间： 2022-07-24
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