MAX3222E

MAX3222E www.ti.com.......................................................................................................................................... SLLS708A – JANUARY 2006 – REVISED SEPTEMBER 2009 3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER WITH ±15-kV ESD PROTECTION Check for Samples: MAX3222E FEATURES 1 ESD Protection for RS-232 Bus Pins – ±15-kV Human-Body Model (HBM) – ±8-kV IEC61000-4-2, Contact Discharge – ±15-kV IEC61000-4-2, Air-Gap Discharge Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards Operates With 3-V to 5.5-V VCC Supply Operates up to 500 kbit/s Two Drivers and Two Receivers Low Standby Current . . . 1 μA Typ External Capacitors . . . 4 × 0.1 μF Accepts 5-V Logic Input With 3.3-V Supply Alternative High-Speed Pin-Compatible Device (1 Mbit/s) for SNx5C3222E APPLICATIONS Battery-Powered Systems PDAs Notebooks Laptops Palmtop PCs Hand-Held Equipment The device meets the requirements of TIA/EIA-232-F and provides the electrical interface between an asynchronous communication controller and the serial-port connector. The charge pump and four small external capacitors allow operation from a single 3-V to 5.5-V supply. The device operates at typical data signaling rates up to 500 kbit/s and a maximum of 30-V/μs driver output slew rate. DB, DW, OR PW PACKAGE (TOP VIEW) EN C1+ V+ C1− C2+ C2− V− DOUT2 RIN2 ROUT2 1 2 3 4 5 6 7 8 9 10 20 PWRDOWN 19 VCC 18 GND 17 DOUT1 16 RIN1 15 ROUT1 14 NC ...