抄表模塊

A7139模塊是基于笙科的A7139無線收發(fā)芯片設(shè)計，是一款完整的、體積小巧的、低 功耗的無線收發(fā)模塊。A7139是一個 ISM 頻段無線收發(fā)芯片，主要設(shè)定為 315 / 433 / 470/ 868 / 915 /MHz ISM/ SRD頻段，最大輸出功率可達20dBm，最高傳輸速率達 250Kbps。用戶不需要對射頻電路 設(shè)計深入了解，就可以使用本模塊輕易地開發(fā)出性能穩(wěn)定、可靠性高的無線產(chǎn)品。 測試條件：Ta=25°C， ? ? ?VCC=3.3V\n?\n\n? ?技術(shù)指標 ? ?參數(shù)備注\n? 工作電壓 ??直流2.2～3.6V ??\n? ? ?中心頻率 ? ? ?433MHz?? 工作范圍410-480MHz\n調(diào)制方式??FSK,GFSK?可編程配置\n?輸出功率 ??-40～+18dBm?可編程配置?\n接收靈敏度?-110dBm?100Kbps/FSK/433.92MHz\n接收電流??<4mA?\n? ?發(fā)射電流 ? ?TBD?\n? ? ? ? 待機電流 ? ? ? ???<0.3uA請參考芯片工作方式\n?傳輸速率 ??? 0～250Kbps可編程配置\n?通訊距;

ZHRFC

喆華

Sub 1GHz 無線通信芯片

A7139 is a monolithic low-IF architecture CMOS FSK/GFSK TRX for wireless applications in the 315/433/470/868/ 915MHz ISM bands. This device is especially suitable for battery-powered application and the 470MHz ~ 510MHz wireless AMR (Auto Meter Reading) in China and 868.3MHz wireless M-bus in Europe. Small size (QFN 4X4, 24 pins).\nFrequency band: 315/433/470/510/868/915 MHz.\nFSK and GFSK modulation.\nProgrammable data rate from 2Kbps to 250Kbps.\nProgrammable TX power level from – 34 dBm to 20 dBm.\nOn chip regulator, supports input voltage 1.9 ~ 3.6 V.\nDeep sleep current (0.5uA).\nSleep curr;

Amiccom

笙科

2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 10 Circuits

文件：371.64 Kbytes 頁數(shù)：4 Pages

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 20 Circuits

文件：371.64 Kbytes 頁數(shù)：4 Pages

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 24 Circuits

文件：371.66 Kbytes 頁數(shù)：4 Pages

MOLEX

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 10 Circuits

文件：371.64 Kbytes 頁數(shù)：4 Pages

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 14 Circuits

文件：371.65 Kbytes 頁數(shù)：4 Pages

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 40 Circuits

文件：371.65 Kbytes 頁數(shù)：4 Pages

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 64 Circuits

文件：371.65 Kbytes 頁數(shù)：4 Pages

MOLEX

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2.54mm (.100) Pitch C-Grid? PCB Connector, Surface Mount, High Profile, Dual Row, Vertical, 10 Circuits

文件：371.65 Kbytes 頁數(shù)：4 Pages

MOLEX

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