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MAX3172CAI Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX3172CAI Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 19 page +3.3V Multiprotocol Software-Selectable Cable Terminators and Transceivers _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VCC = +3.3V ± 5%, TA = TMIN to TMAX. Typical values are at VCC = +3.3V, TA = +25°C, unless otherwise noted. See Note 2 for V+ and V- input voltage conditions.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS LOGIC OUTPUT (R4OUT) Output High Voltage VOH ISOURCE = 1.0mA VCC - 1.0 V Output Low Voltage VOL ISINK = 1.6mA 0.4 V Rise or Fall Time tr, tf 10% to 90%, CL = 15pF 15 ns R4OUT = GND 30 50 100 Output Leakage Current (Receiver Output Three-Stated) R4OUT = VCC 0.1 1 µA TRANSMITTER OUTPUT (T4OUT) Output Leakage Current IZ -0.25V < VT4OUT < +0.25V, power-off or no-cable mode -100 100 µA Data Rate V.10/V.28 240 kbps RECEIVER INPUT (R4INA) Minimum pulse width passed 5 Receiver Glitch Rejection (MAX3172 only) Maximum pulse width rejected 15 µs V.10 enabled, -10V ≤ VR4INA ≤ +10V 20 40 Receiver Input Resistance RIN V.28 enabled, -15V ≤ VR4INA ≤ +15V 3 5 7 k Ω MAX3172 64 Data Rate MAX3174 240 kbps V.10 TRANSMITTER Output Voltage Swing VODO RL = 3.9k Ω, Figure 3 ±4.0 ±4.4 ±6.0 V Loaded Output Voltage Swing VODL RL = 450 Ω, Figure 3 0.9 × VODO V Short-Circuit Current ISC T4OUT = GND ±100 ±150 mA Rise or Fall Time tr, tf 10% to 90%, RL = 450 Ω, CL = 100pF, Figure 3 2µs Transmitter Propagation Delay tPHL, tPLH RL = 450 Ω, CL = 100pF, Figure 3 2 µs Data Skew | tPHL - tPLH | RL = 450 Ω, CL = 100pF, Figure 3 50 ns V.10 RECEIVER Threshold Voltage VTH 25 100 250 mV Input Hysteresis ∆VTH 15 mV MAX3172 5 10 15 µs Receiver Propagation Delay tPHL, tPLH Figure 4 MAX3174 60 120 ns MAX3172 0.5 4 µs Data Skew | tPHL - tPLH | Figure 4 MAX3174 5 16 ns |
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