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LTC2855CDETRPBF Datasheet(PDF) 3 Page - Linear Technology |
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LTC2855CDETRPBF Datasheet(HTML) 3 Page - Linear Technology |
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3 / 16 page  LTC2854/LTC2855 3 285455fa The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C, VCC = 3.3V unless otherwise noted (Note 2). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Driver |VOD| Differential Driver Output Voltage R = ∞, VCC = 3V (Figure 1) R = 27Ω, VCC = 3V (Figure 1) R = 50Ω, VCC = 3.13V (Figure 1) ● ● ● 1.5 2 VCC VCC VCC V V V Δ|VOD| Change in Magnitude of Driver Differential Output Voltage for Complementary Output States R = 27Ω or R = 50Ω (Figure 1) ● 0.2 V VOC Driver Common Mode Output Voltage R = 27Ω or R = 50Ω (Figure 1) ● 3V Δ|VOC| Change in Magnitude of Driver Common Mode Output Voltage for Complementary Output States R = 27Ω or R = 50Ω (Figure 1) ● 0.2 V IOZD Driver Three-State (High Impedance) Output Current on Y and Z DE = OV, (Y or Z) = –7V, 12V (LTC2855) ● ±10 μA IOSD Maximum Driver Short-Circuit Current –7V ≤ (Y or Z) ≤ 12V (Figure 2) ● –250 180 ±250 300 mA mA Receiver IIN Receiver Input Current (A, B) DE = TE = 0V, VCC = 0V or 3.3V, VIN = 12V (Figure 3) (C, I-Grade) DE = TE = 0V, VCC = 0V or 3.3V, VIN = –7V, (Figure 3) (C, I-Grade) ● ● –100 125 μA μA DE = TE = 0V, VCC = 0V or 3.3V, VIN = 12V (Figure 3) (H-Grade) DE = TE = 0V, VCC = 0V or 3.3V, VIN = –7V, (Figure 3) (H-Grade) ● ● –145 250 μA μA RIN Receiver Input Resistance ⎯R⎯E = VCC or 0V, DE = TE = 0V, VIN = –7V, –3V, 3V, 7V, 12V (Figure 3) (C, I-Grade) ● 96 125 kΩ ⎯R⎯E = VCC or 0V, DE = TE = 0V, VIN = –7V, –3V, 3V, 7V, 12V (Figure 3) (H-Grade) ● 48 125 kΩ VTH Receiver Differential Input Threshold Voltage –7V ≤ B ≤ 12V ● ±0.2 V ΔVTH Receiver Input Hysteresis B = 0V 25 mV VOH Receiver Output HIGH Voltage I(RO) = –4mA, A-B = 200mV, VCC = 3V ● 2.4 V VOL Receiver Output LOW Voltage I(RO) = 4mA, A-B = –200mV, VCC = 3V ● 0.4 V IOZR Receiver Three-State (High Impedance) Output Current on RO ⎯R⎯E = VCC, 0V ≤ RO ≤ VCC ● ±1 μA IOSR Receiver Short-Circuit Current 0V ≤ RO ≤ VCC ● ±85 mA RTERM Receiver Input Terminating Resistor TE = VCC, VAB = 2V, VB = –7V, 0V, 10V (Figure 8) ● 108 120 156 Ω Logic VIH Logic Input High Voltage VCC = 3.6V ● 2V VIL Logic Input Low Voltage VCC = 3V ● 0.8 V IINL Logic Input Current ● 0 ±10 μA Supplies ICCS Supply Current in Shutdown Mode DE = 0V, ⎯R⎯E = VCC, TE = 0V (LTC2854C/LTC2854I, LTC2855C/LTC2855I) (LTC2854H, LTC2855H) ● ● 0 0 5 15 μA μA ICCR Supply Current in Receive Mode DE = 0V, ⎯R⎯E = 0V, TE = 0V ● 370 900 μA ELECTRICAL CHARACTERISTICS |
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