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MAX3325 Fiches technique(PDF) 4 Page - Maxim Integrated Products |
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MAX3325 Fiches technique(HTML) 4 Page - Maxim Integrated Products |
4 / 12 page 3V Dual RS-232 Transceiver with LCD Supply and Contrast Controller 4 _______________________________________________________________________________________ -6 -2 -4 2 0 4 6 0 2000 1000 3000 4000 5000 TRANSMITTER OUTPUT VOLTAGE vs. LOAD CAPACITANCE LOAD CAPACITANCE (pF) T1 TRANSMITTING AT 250kbps T2 TRANSMITTING AT 15.6kbps -5 -1 -3 3 1 5 VOUT+ VOUT- 0 4 2 8 6 12 10 14 0 2000 1000 3000 4000 5000 SLEW RATE vs. LOAD CAPACITANCE LOAD CAPACITANCE (pF) FOR DATA RATES UP TO 250kbps 0 10 30 20 40 50 0 1000 2000 3000 4000 5000 SUPPLY CURRENT vs. LOAD CAPACITANCE (T1 = 20kbps) LOAD CAPACITANCE (pF) T2 = 120kbps T2 = 250kbps T2 = 20kbps Typical Operating Characteristics (VDD = VL = +3.3V, circuit and components of Figure 1, all transmitters loaded with 3kΩ,TA = +25°C, unless otherwise noted.) TIMING CHARACTERISTICS (VDD = +3.0V to +3.6V, VL = +3.3V, circuit and components of Figure 1, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VDD = +3.3V, TA = +25°C.) Note 2: Guaranteed by design and not production tested. Note 3: No load on REG or transmitter outputs. tPLH 300 PARAMETER SYMBOL MIN TYP MAX UNITS Transition-Region Slew Rate 630 V/µs Transmitter Skew | tPLH - tPHL | 200 ns Receiver Propagation Delay Maximum Data Rate 250 kbps tPHL 300 ns Receiver Skew | tPLH - tPHL | 300 ns CONDITIONS VDD = 3.3V, TA = +25°C, RL = 3kΩ to 7k Ω, CL = 150pF to 1000pF, measured from +3V to -3V or -3V to +3V RL = 3kΩ, CL = 1000pF, one transmitter switching Receiver input to receiver output, CL = 150pF |
Numéro de pièce similaire - MAX3325 |
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Description similaire - MAX3325 |
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