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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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HT82K74EE 数据表(PDF) 5 Page - Holtek Semiconductor Inc |
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HT82K74EE 数据表(HTML) 5 Page - Holtek Semiconductor Inc |
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5 / 56 page  RF Characteristics Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions PRF Maximum Output Power (Load impedance is 50 W) ¾ PWRAMP option selected Half ¾-3 ¾ dBm PWRAMP option selected Full ¾ 0 ¾ dBm PBW 20dB Bandwidth for Modulated Carrier (3Kbps) ¾¾ ¾ 6 ¾ kHz PRF1 1st Adjacent Channel Transmit Power 50kHz ¾¾ ¾ ¾ -30 dBm PRF2 2nd Adjacent Channel Transmit Power 100kHz ¾¾ ¾ ¾ -40 dBm DC_AC Power-on Reset AC/DC Characteristics Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions IPOR Operating Current 2.0V~ 3.3V ¾¾ ¾ 0.7 mA RSR_POR VDD Rise Rate to Ensure Power-on Reset ¾ Without 0.1 mF between VDD and VSS 0.05 ¾¾ V/ms VPOR_MAX Maximum VDD Start Voltage to Ensure Power-on Reset ¾ Without 0.1 mF between VDD and VSS 0.9 ¾ 1.5 V tPOR Power-on Reset Low Pulse Width ¾ Without 0.1 mF between VDD and VSS 2 ¾¾ ms With 0.1 mF between VDD and VSS 10 ¾¾ ms HT82K74E/HT82K74EE Rev. 1.00 5 December 15, 2009 |
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