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SP385ACA Datasheet(PDF) 3 Page - Sipex Corporation |
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SP385ACA Datasheet(HTML) 3 Page - Sipex Corporation |
3 / 9 page 3 SP385ADS/05 SP385A Line Driver/Receiver © Copyright 2000 Sipex Corporation PERFORMANCE CURVES -55 -40 0 25 70 85 125 Temperature (°C) 0 5 10 15 20 25 30 VCC = 6V VCC = 5V VCC = 4V VCC = 3V 4.5 4.75 5.0 5.25 5.5 VCC (Volts) 6.8 7.4 7.6 7.8 8.0 8.2 8.4 Load current = 0mA TA = 25°C 7.0 7.2 0 5 10 15 20 Load Current (mA) 0 6 8 10 12 2 4 VCC = 5V VCC = 4V VCC = 6V 25 30 35 40 0246 8 10 12 14 Load Current (mA) -3 -4 -5 -6 -7 -8 -9 -10 -11 VCC = 6V VCC = 5V VCC = 4V SPECIFICATIONS V CC=+5V±10%; 0.1µF charge pump capacitors; TMIN to TMAX unless otherwise noted. PARAMETERS MIN. TYP. MAX. UNITS CONDITIONS TTL INPUT Logic Threshold Low 0.8 Volts T IN ; ON/OFF High 2.0 Volts T IN ; ON/OFF Logic Pullup Current 15 200 µAT IN = 0V Maximum Data Rate 120 kbps C L = 2500pF, RL= 3kΩ TTL OUTPUT TTL/CMOS Output Voltage, Low 0.4 Volts I OUT = 3.2mA; Vcc = +5V Voltage, High 3.5 Volts I OUT = -1.0mA Leakage Current; T A = +25°C 0.05 ±10 µA ON/OFF = O, 0V ≤ V OUT ≤ VCC EIA-232 OUTPUT Output Voltage Swing ±5 ±9 Volts All transmitter outputs loaded with 3k Ω to ground Power-Off Output Resistance 300 Ω V CC = 0V; VOUT = ±2V Output Short Circuit Current ±18 mA Infinite duration EIA-232 INPUT Voltage Range -15 +15 Volts Voltage Threshold Low 0.8 1.2 Volts V CC = 5V, TA = +25°C High 1.7 2.4 Volts V CC = 5V, TA = +25°C Hysteresis 0.2 0.5 1.0 Volts V CC = 5V, TA = +25°C Resistance 3 5 7 k Ω V IN = 15V to –15V DYNAMIC CHARACTERISTICS Driver Propagation Delay 4.0 µs TTL to RS-232 Receiver Propagation Delay 1.5 µs RS-232 to TTL Instantaneous Slew Rate 30 V/ µsC L = 10pF, RL= 3kΩ - 7kΩ; T A =+25°C Transition Region Slew Rate 10 V/ µsC L = 2500pF, RL= 3kΩ; measured from +3V to -3V or -3V to +3V Output Enable Time 400 ns Output Disable Time 250 ns POWER REQUIREMENTS V CC Power Supply Current 10 15 mA No load, T A= +25°C; VCC = 5V 25 mA All transmitters R L = 3kΩ; T A = +25 °C Shutdown Supply Current 1 10 µAV CC = 5V, TA = +25°C |
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