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4 FN6073.4 July 26, 2007 Absolute Maximum Ratings Thermal Information VCC to GND. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7V Input Voltages DI, DE, RE . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to (VCC + 0.5V) Input/Output Voltages A, B, Y, Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -8V to + 12.5V RO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to (VCC + 0.5V) Short Circuit Duration Y, Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous ESD Rating . . . . . . . . . . . . . . . . . . . . . . . . . See Specification Table Thermal Resistance (Typical) θ JA (°C/W) 8 Ld SOIC Package (Note 3) . . . . . . . . . . . . . . . . . . 170 14 Ld SOIC Package (Note 3) . . . . . . . . . . . . . . . . . 128 Maximum Junction Temperature (Plastic Package) . . . . . . +150°C Maximum Storage Temperature Range . . . . . . . . . . -65°C to +150°C Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below Operating Conditions Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and result in failures not covered by warranty. NOTE: 3. θJA is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details. Electrical Specifications Test Conditions: VCC = 4.5V to 5.5V; Unless Otherwise Specified. Typicals are at VCC = 5V, TA = +25°C, (Note 4). PARAMETER SYMBOL TEST CONDITIONS TEMP (°C) MIN (NOTE 9) TYP MAX (NOTE 9) UNITS DC CHARACTERISTICS Driver Differential VOUT (no load) VOD1 Full - - VCC V Driver Differential VOUT (with load) VOD2 R = 50 Ω (RS-422) (Figure 1) Full 2 3 - V R = 27 Ω (RS-485) (Figure 1) Full 1.5 2.3 5 V Change in Magnitude of Driver Differential VOUT for Complementary Output States ΔV OD R = 27 Ω or 50Ω (Figure 1) Full - 0.01 0.2 V Driver Common-Mode VOUT VOC R = 27 Ω or 50Ω (Figure 1) Full - - 3 V Change in Magnitude of Driver Common-Mode VOUT for Complementary Output States ΔVOC R = 27 Ω or 50Ω (Figure 1) Full - 0.01 0.2 V Logic Input High Voltage VIH DE, DI, RE Full 2 - - V Logic Input Low Voltage VIL DE, DI, RE Full 0.8 - - V Logic Input Current IIN1 DI Full -2 - 2 μA DE, RE (Note 8) Full -40 - 40 μA Input Current (A, B) (Note 7) IIN2 DE = 0V, VCC = 0V or 4.5V to 5.5V VIN = 12V Full - - 1 mA VIN = -7V Full -0.8 - - mA Driver Three-State Output Current (Y, Z) IOZD DE = 0V, -7V Full -100 - 100 μA Receiver Differential Threshold Voltage VTH -7V ≤ VCM ≤ 12V Full -0.2 - 0.2 V Receiver Input Hysteresis ΔVTH VCM = 0V 25 - 70 - mV Receiver Output High Voltage VOH IO = -4mA, VID = 200mV Full 3.5 - - V Receiver Output Low Voltage VOL IO = 4mA, VID = 200mV Full - - 0.4 V Receiver Three-State Output Current IOZR Full - - ±1 μA Receiver Input Resistance RIN -7V ≤ V CM ≤ 12V Full 12 - - k Ω No-Load Supply Current (Note 5) ICC ISL8488E, DI = 0V or VCC Full - 120 140 μA ISL8489E, DE, DI, RE = 0V or VCC Full - 140 190 μA ISL8490E/ISL8491E, DE, DI, RE = 0V or VCC Full - 370 460 μA Driver Short-Circuit Current, VO = High or Low IOSD1 Full 35 - 250 mA ISL8488E, ISL8489E, ISL8490E, ISL8491E |
