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EIA RS-232, Standard Specifications EIA RS-232 Specification Summary. | Parameter | Conditions | Min | Max | Units | | Open Circuit Voltage Output Driver | | 25 | V | | | Driver Loaded Output Voltage | RL ≤ 3 KΩ KΩ ≤ 7 | 5 | 15 | V | | Driver Output Resistance, Power Off | -2V ≤ Vo ≤ 2V | | 300 | Ω | | Driver Output Short-Circuit Current | | | 500 | mA | | Driver Output Slew Rate | | | 30 | V / ms | | Maximum Load Capacitance | | | 2500 | pF | | Receiver Input Resistance | 3V ≤ VIN ≤ 25V | 3000 | 7000 | Ω | Receiver Input Threshold
Output = Mark
Output = Space | | -3 |
3
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V
V |
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