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SP339EER1-TR Datasheet(PDF) 6 Page - Exar Corporation |
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SP339EER1-TR Datasheet(HTML) 6 Page - Exar Corporation |
6 / 23 page SP339E 6 RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION REV. 1.0.4 ELECTRICAL CHARACTERISTICS UNLESS OTHERWISE NOTED: VCC = +3.3V ±5% or +5.0V ±5%, C1-C4 = 0.1 F; TA = TMIN to TMAX. Typical values are at VCC = 3.3V, TA = +25°C. SYMBOL PARAMETERS MIN. TYP. MAX. UNITS CONDITIONS DC CHARACTERISTICS ICC Supply Current (RS-232) 2 8 mA No load, idle inputs ICC Supply Current (RS-485) 2 8 mA No load, idle inputs ICC Vcc Shutdown Current 1 10 A ENABLE = 0V TRANSMITTER and LOGIC INPUT PINS: Pins 3, 4, 6, 11, 12, 14, 15, 17-19 VIH Logic Input Voltage High 2.0 V VCC = 3.3V VIH Logic Input Voltage High 2.4 V VCC = 5.0V VIL Logic Input Voltage Low 0.8 V IIL Logic Input Leakage Current Low 1 A Input Low (VIN = 0V) IIH Logic Input Leakage Current High 1 A Input High (VIN = VCC), pins 3, 4 and 6 IPD Logic Input Pull-down Current 50 A Input High (VIN = VCC), pins 11, 12, 14, 15, 17-19 VHYS Logic Input Hysteresis 200 mV RECEIVER OUTPUTS: Pins 1, 2, 5, 7, 8 VOH Receiver Output Voltage High VCC-0.6 V IOUT = -1.5mA VOL Receiver Output Voltage Low 0.4 V IOUT = 2.5mA IOSS Receiver Output Short Circuit Current ±20 ±60 mA 0 VO VCC IOZ Receiver Output Leakage Current ±0.1 ±1 A 0 VO VCC, Receivers disabled |
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