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MAX3243CDB Datasheet(PDF) 5 Page - Texas Instruments |
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MAX3243CDB Datasheet(HTML) 5 Page - Texas Instruments |
5 / 18 page MAX3243 3V TO 5.5V MULTICHANNEL RS232 LINE DRIVER/RECEIVER WITH ±15kV ESD (HBM) PROTECTION SLLS350L − APRIL 1999 − REVISED MARCH 2004 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 DRIVER SECTION electrical characteristics over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Note 4 and Figure 6) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT VOH High-level output voltage All DOUT at RL = 3 kΩ to GND 5 5.4 V VOL Low-level output voltage All DOUT at RL = 3 kΩ to GND −5 −5.4 V VO Output voltage (mouse driveability) DIN1 = DIN2 = GND, DIN3 = VCC, 3-kΩ to GND at DOUT3, DOUT1 = DOUT2 = 2.5 mA ±5 V IIH High-level input current VI = VCC ±0.01 ±1 µA IIL Low-level input current VI at GND ±0.01 ±1 µA IOS Short-circuit output current‡ VCC = 3.6 V, VO = 0 V ±35 ±60 mA IOS Short-circuit output current‡ VCC = 5.5 V, VO = 0 V ±35 ±60 mA ro Output resistance VCC, V+, and V− = 0 V, VO = ±2 V 300 10M Ω Ioff Output leakage current FORCEOFF = GND VO = ±12 V, VCC = 3 V to 3.6 V ±25 µA Ioff Output leakage current FORCEOFF = GND VO = ±10 V, VCC = 4.5 V to 5.5 V ±25 µA † All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C. ‡ Short-circuit durations should be controlled to prevent exceeding the device absolute power dissipation ratings, and not more than one output should be shorted at a time. NOTE 4: Test conditions are C1−C4 = 0.1 µF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 µF, C2−C4 = 0.33 µF at VCC = 5 V ± 0.5 V. switching characteristics over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Note 4 and Figure 6) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Maximum data rate CL = 1000 pF, One DOUT switching, RL = 3 kΩ, See Figure 1 150 250 kbit/s tsk(p) Pulse skew§ CL = 150 pF to 2500 pF RL = 3 kΩ to 7 kΩ, See Figure 2 100 ns SR(tr) Slew rate, transition region VCC = 3.3 V, CL = 150 pF to 1000 pF 6 30 V/ µs SR(tr) Slew rate, transition region (see Figure 1) VCC = 3.3 V, RL = 3 kΩ to 7 kΩ CL = 150 pF to 2500 pF 4 30 V/ µs † All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C. § Pulse skew is defined as |tPLH − tPHL| of each channel of the same device. NOTE 4: Test conditions are C1−C4 = 0.1 µF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 µF, C2−C4 = 0.33 µF at VCC = 5 V ± 0.5 V. |
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