MAX3238-Q1

ą MAX3238ĆQ1 3ĆV TO 5.5ĆV MULTICHANNEL RSĆ232 LINE DRIVER/RECEIVER WITH ±15ĆkV ESD (HBM) PROTECTION SLLS569B − MAY 2003 − REVISED APRIL 2008 D Qualified for Automotive Applications D ESD Protection Exceeds 2000 V Per MIL-STD-883, Method 3015; Exceeds 200 V Using Machine Model (C = 200 pF, R = 0) D Meets or Exceeds Requirements of TIA/EIA-232-F and ITU v.28 Standards D Operates With 3-V to 5.5-V VCC Supply D Operates Up To 250 kbit/s D Five Drivers and Three Receivers D Low Standby Current . . . 1 µA Typical D External Capacitors . . . 4 × 0.1 µF D Accepts 5-V Logic Input With 3.3-V Supply D Always-Active Noninverting Receiver Output (ROUT1B) D RS-232 Bus-Pin ESD Protection Exceeds ±15 kV Using Human-Body Model (HBM) DB OR PW PACKAGE (TOP VIEW) C2 + GND C2− V− DOUT1 DOUT2 DOUT3 RIN1 RIN2 DOUT4 RIN3 DOUT5 FORCEON FORCEOFF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 C1+ 27 V+ 26 VCC 25 C1− 24 DIN1 23 DIN2 22 DIN3 21 ROUT1 20 ROUT2 19 DIN4 18 ROUT3 17 DIN5 16 ROUT1B 15 INVALID description/ordering information The MAX3238 consists of five line drivers, three line receivers, and a dual charge-pump circuit with ±15-kV ESD (HBM) protection pin to pin (serial-port connection pins, including GND). The device meets the requirements of TIA/EIA-232-F and provides the electrical interface between notebook and subnotebook computer applications. The charge pump and four small external capacitors allow operation from a single 3-V to 5.5-V supply. In addition, the device includes an always-activ...