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ST490ABDR Folha de dados(PDF) 3 Page - STMicroelectronics |
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ST490ABDR Folha de dados(HTML) 3 Page - STMicroelectronics |
3 / 11 page ST490A 3/11 ELECTRICAL CHARACTERISTICS VCC =4.5V to5.5V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred to TA =25°C) TRANSMITTER ELECTRICAL CHARACTERISTICS VCC = 4.5V to 5.5V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred to Ta = 25°C) Symbol Parameter Test Conditions Min. Typ. Max. Unit ISUPPLY No Load Supply Current 2 5 mA CIN Input Capacitance 1.8 pF CYZ Driver Output Capacitance 1.2 pF COUT Output Capacitance 2.3 pF Symbol Parameter Test Conditions Min. Typ. Max. Unit VOD1 Differential Drive Output (No load) VCC V VOD2 Differential Drive Output (With Load) RL=54Ω (RS-422) (Figure 1) 1.5 2.6 5 V VOD3 Differential Drive Output (With Load) RL= 100Ω (RS-422) (Figure 1) 2 3 V ∆V OD Change in magnitude of Driver Differential Output Voltage for Complementary Output States (Note1) RL=54Ω or 100Ω (Figure 1) 0 0.2 V VOC Driver Common Mode Output Voltage RL=54Ω (Figure 1) 1 3 V ∆V OC Change in magnitude of Driver Common Mode Output Voltage (Note1) RL=54Ω (Figure 1) 0 0.2 V IOFF Power Off Output Current VCC =0V VO=-7V to 12V ± 100 µA IOSD Driver Short Circuit Output Current VO=-7V to 12V ± 35 ± 250 mA VIL Input Logic Threshold Low 0.8 V VIH Input Logic Threshold High 2 V |
Nº de peça semelhante - ST490ABDR |
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Descrição semelhante - ST490ABDR |
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