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SN65HVD82DR Datasheet(PDF) 4 Page - Texas Instruments |
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SN65HVD82DR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 23 page SN65HVD82 SLLSED6 – OCTOBER 2012 www.ti.com ELECTRICAL CHARACTERISTICS over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT See Figure 1, RL = 60 Ω, 375 Ω on each output to –7 V to 12 V 1.5 V Driver differential output voltage |VOD| RL = 54 Ω (RS-485) 1.5 2 V magnitude RL = 100 Ω (RS-422) 2 2.5 V Change in magnitude of driver See Figure 2 Δ|VOD| RL = 54 Ω, CL = 50 pF –0.2 0 0.2 V differential output voltage Steady-state common-mode output VOC(SS) Center of two 27- Ω load resistors 1 VCC/2 3 V voltage Change in differential driver output ΔVOC –0.2 0 0.2 V common-mode voltage Peak-to-peak driver common-mode VOC(PP) 850 mV output voltage COD Differential output capacitance 8 pF Positive-going receiver differential input VIT+ See (1) –70 -20 mV voltage threshold Negative-going receiver differential input VIT– –200 –150 See (1) mV voltage threshold Receiver differential input voltage VHYS 40 60 mV threshold hysteresis (VIT+ – VIT–) VOH Receiver high-level output voltage IOH = -8 mA 2.4 VCC–0.3 V VOL Receiver low-level output voltage IOL = 8 mA 0.2 0.4 V Driver input, driver enable, and receiver II –2 2 μA enable input current IOZ Receiver output high-impedance current VO = 0 V or VCC, RE at VCC –10 10 µA IOS Driver short-circuit output current | IOS | with VA or VB from –7 V to +12 V 150 mA VI = 12 V 75 125 VCC = 4.5 to 5.5 V or VCC = 0 V, II Bus input current (disabled driver) μA DE at 0 V VI = –7 V –100 –40 DE = VCC, RE=GND, Driver and Receiver enabled 900 No load DE = VCC, RE = VCC, Driver enabled, receiver disabled 650 No load Supply current (quiescent) μA ICC DE = GND, RE = GND, Driver disabled, receiver enabled 650 No load DE = GND, D=GND, Driver and receiver disabled 0.4 2 RE = VCC, No load Supply current (dynamic) See “TYPICAL CHARACTERISTICS” section (1) Under any specific conditions, VIT+ is assured to be at least VHYS higher than VIT-. 4 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated Product Folder Links: SN65HVD82 |
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