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Zakładka z wyszukiwarką danych komponentów |
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Zakładka z wyszukiwarką danych komponentów |
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DMX250 Arkusz danych(PDF) 21 Page - Yamar Electronics Ltd. |
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DMX250 Arkusz danych(HTML) 21 Page - Yamar Electronics Ltd. |
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21 / 28 page  Data may be changed without notice - Proprietary information of Yamar Electronics Ltd. ©2019-2022 Yamar Electronics Ltd. 21 DS-DMX250 R 0.80 www.yamar.com Tel: +972-3-5445294 Fax: +972-3-5445279 6. Specifications Table 14 - Absolute maximal rating Parameter Symbol Comments Min. Typ. Max. Unit Input voltage, DC Vim -0.6 3.3 3.9 V Output voltage, DC Vom -0.6 3.3 3.9 V Ambient temperature Tam -40 125 °C Storage temperature Tsm -55 150 °C Table 15 - Recommended operation conditions Parameter Symbol Comments Min. Typ. Max. Unit Supply Voltage VDVCC VAVCC 3.0 3.3 3.6 V Supply Voltage ripple VCC_RIP AVCC_RIP Max 2.5MHz, waveform type of triangular 50m V-p-p Ambient operating temperature range TA -40 105 °C Minimum high-level input voltage VIH 2 V Maximum low-level input voltage VIL 0.8 V Minimum high-level output voltage VOH 2.4 V Maximum low-level output voltage VOL 0.4 V Maximal output current Iout see Table 1 Maximum input current IIN -1 1 µA Table 16 - Device characteristics Parameter Symbol Comments Min. Typ. Max. Unit External components requierments Powerline coupling capacitor Ccoupling Capacitor rate should be selected with respect to powerline voltage 2.2 nF Protection diodes capacitance Dprotec 10 pF Capacitor at VCAP Vcap 1 4.7 µF Capacitor at PLLCAP PLLcap 1 µF Capacitor at VREF VREFcap 1 µF Inductor at L1 L1 see 2.5.4 3.3 / 18 µH Inductor at L2 L2 15 µH L1 pin input capacitance 1 pF Crystal frequency Xtal_freq see2.5.3 16 MHz Crystal frequency tolerance Xtal_ppm 50 ±ppm AC signals characteristics Tx signal at TXO TXOlev_1 TXON high (transmission is active) see 2.5.6. 1 V-p-p TXOlev_2 2 V-p-p TXO input impedance TXOIn TXON low (transmission is not active) 5.3k Ω TXO output impedance TXOout TXON high (transmission is active) 18 Ω TXO driving strength ITXO TXON high (transmission is active) 33 66 mA Rx signal at RXI RXIlev 10m 3.3 V-p-p RXI input impedance RXIIn An external 5.1kΩ series resistor to RXI pin must be installed. 5.1k Ω Carrier Frequency in-band Fc Selectionresolutionis 5 30 MHz |
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