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  • MICROCHIP/微芯 ATA5781-WNQW 封裝QNF32 射頻微控制器-MCU 價格優勢
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MICROCHIP/微芯 ATA5781-WNQW 封裝QNF32 射頻微控制器-MCU 價格優勢

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新聞詳細
制造商: Microchip 
產品種類: 射頻微控制器 - MCU 
RoHS:  詳細信息 
商標: Microchip Technology 
產品類型: RF Microcontrollers - MCU 
6000 
子類別: Wireless & RF Integrated Circuits 
技術: Si
● AVR® microcontroller core with 1Kbyte SRAM and 24Kbyte RF library in firmware
(ROM)
● Atmel® ATA5782: 20Kbyte of user flash
● Atmel ATA5783: 20Kbyte of user ROM
● Atmel ATA5781: No user memory — RF library in firmware only
● Supported frequency ranges
● Low-band 310MHz to 318MHz, 418MHz to 477MHz
● High-band 836MHz to 956MHz
● 315.00MHz/433.92MHz/868.30MHz and 915.00MHz with one 24.305MHz crystal
● Low current consumption
● 9.8mA for RXMode (low-band), 1.2mA for 21ms cycle three-channel polling
● Typical OFFMode current of 5nA (maximum 600nA at Vs = 3.6V and T = 85°C)
● Supports the 0dBm class of ARIB STD-T96
● Input 1dB compression point
● –48dBm (full sensitivity level)
● –20dBm (active antenna damping)
● Programmable channel frequency with fractional-N PLL
● 93Hz resolution for low-band
● 185Hz resolution for high-band
● FSK deviation ±0.375kHz to ±93kHz
● FSK sensitivity (Manchester coded) at 433.92MHz
● –108.5dBm at 20Kbit/s ?f = ± 20kHz BWIF = 165kHz
● –111dBm at 10Kbit/s ?f = ± 10kHz BWIF = 165kHz
● –114dBm at 5Kbit/s ?f = ± 5kHz BWIF = 165kHz
● –122.5dBm at 0.75Kbit/s ?f = ± 0.75kHz BWIF = 25kHz
● ASK sensitivity (Manchester coded) at 433.92MHz
● –110.5dBm at 20Kbit/s BWIF = 80kHz
● –125dBm at 0.5Kbit/s BWIF = 25kHz
● Programmable Rx-IF bandwidth 25kHz to 366kHz (approximately 10% steps)
● Blocking (BWIF = 165kHz): 64dBc at frequency offset = 1MHz and 48dBc at 225kHz
● High image rejection: 55dB at 315MHz/433.92MHz and 47dB at 868.3MHz/915MHz
without calibration
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