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MAX3222C/D датащи(PDF) 3 Page - Maxim Integrated Products |
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MAX3222C/D датащи(HTML) 3 Page - Maxim Integrated Products |
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3 / 16 page ![]() 3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232 Transceivers Using Four 0.1µF External Capacitors _______________________________________________________________________________________ 3 TIMING CHARACTERISTICS—MAX3222/MAX3232/MAX3241 (VCC = +3.0V to +5.5V, C1–C4 = 0.1µF (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) ELECTRICAL CHARACTERISTICS (continued) (VCC = +3.0V to +5.5V, C1–C4 = 0.1µF (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) T1IN = T2IN = GND, T3IN = VCC, T3OUT loaded with 3k Ω to GND, T1OUT and T2OUT loaded with 2.5mA each CONDITIONS V ±5.0 Transmitter Output Voltage V 0.3 Input Hysteresis UNITS MIN TYP MAX PARAMETER All transmitter outputs loaded with 3k Ω to ground V ±5.0 ±5.4 Output Voltage Swing mA ±35 ±60 Output Short-Circuit Current VCC = V+ = V- = 0V, TOUT = ±2V Ω 300 10M Output Resistance VOUT = ±12V, VCC = 0V or 3V to 5.5V, transmitters disabled µA ±25 Output Leakage Current tPHL RL = 3kΩ, CL = 1000pF, one transmitter switching tPLH | tPHL - tPLH | | tPHL - tPLH | Normal operation Normal operation CONDITIONS 0.3 µs 0.3 Receiver Propagation Delay kbps 120 235 Maximum Data Rate ns 300 Receiver Skew ns 300 Transmitter Skew ns 200 Receiver Output Disable Time ns 200 Receiver Output Enable Time UNITS MIN TYP MAX PARAMETER 630 VCC = 3.3V, RL = 3Ω to 7kΩ, +3V to -3V or -3V to +3V, TA = +25°C V/µs 430 Transition-Region Slew Rate R_IN to R_OUT, CL = 150pF CL = 150pF to 1000pF CL = 150pF to 2500pF TA = +25°C k Ω 35 7 Input Resistance MOUSE DRIVEABILITY (MAX3241) TRANSMITTER OUTPUTS |
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