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MAX222CN Datasheet(PDF) 4 Page - Texas Instruments |
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MAX222CN Datasheet(HTML) 4 Page - Texas Instruments |
4 / 15 page MAX222 5V DUAL RS232 LINE DRIVER/RECEIVER WITH ±15kV ESD PROTECTION SLLS590D − SEPTEMBER 2003 − REVISED AUGUST 2004 4 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 4) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT VOH High-level output voltage DOUT at RL = 3 kΩ to GND, DIN = GND 5 8 V VOL Low-level output voltage DOUT at RL = 3 kΩ to GND, DIN = VCC −5 −8 V IIH Driver high-level input current DIN = VCC 5 40 A IIH Control high-level input current SHDN = VCC 0.01 1 µA IIL Driver low-level input current DIN = 0 V −5 −40 A IIL Control low-level input current SHDN = 0 V −0.01 −1 µA IOS‡ Short-circuit output current VCC = 5.5 V, VO = 0 V ±7 ±22 mA Ioff Output leakage current VCC = 5.5 V, SHDN = GND, VO = ±10 V ±0.01 ±10 µA ro Output resistance VCC, V+, and V− = 0 V, VO = ±2 V 300 10 M W † All typical values are at 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 = 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 4) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Data rate CL = 1000 pF, One DOUT switching, RL = 3 kΩ, See Figure 1 200 kbit/s tPLH (D) Propagation delay time, low- to high-level output See Figure 1 1.5 3.5 µs tPHL (D) Propagation delay time, high- to low-level output See Figure 1 1.3 3.5 µs tPHL (D) − tPLH (D) Driver (+ to −) propagation delay difference 300 ns tsk(p) Pulse skew§ CL = 150 pF to 2500 pF RL = 3 kΩ to 7 kΩ, See Figure 2 300 ns SR(tr) Slew rate, transition region (see Figure 1) RL = 3 kΩ to 7 kΩ, VCC = 5 V CL = 50 pF to 2500 pF 6 12 30 V/ µs tET Driver output enable time (after SHDN goes high) 250 µs tDT Driver output disable time (after SHDN goes low) 300 ns † All typical values are at 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 = 5 V ± 0.5 V. |
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