SL4221E, SL3232E Datasheet - Intersil Corporation

SL4221E (SLx23xE) RS-232 Transmitters/Receivers

PIN VCC V+ VGND C1+ C1C2+ C2TIN TOUT RIN ROUT INVALID System power supply input (2.7V to 5.5V). Internally generated positive transmitter supply (+5.5V). Internally generated negative transmitter supply (-5.5V). Ground connection. External capacitor (voltage doubler) is connected to this lead. Exte.

www.DataSheet4U.com ® ISL3232E, ISL4221E, ISL4223E Data Sheet September 13, 2007 FN6045.3 QFN Packaged, ±15kV ESD Protected, +2.7V to +5.5V, 150nA, 250kbps, RS-232 Transmitters/Receivers The Intersil ISL3232E and ISL4221E, ISL4223E devices are 2.7V to 5.5V powered RS-232 transmitters/receivers which meet ElA/TIA-232 and V.28/V.24 specifications, even at VCC = 3.0V. Additionally, they provide ±15kV ESD protection (IEC61000-4-2 Air Gap and Human Body Model) on transmitter outputs and receiver in.

SL4221E Features

* of the IC’s, while Application Note AN9863 summarizes the features of each device comprising the 3V RS-232 family. Features

* Available in Near Chip Scale QFN (5mmx5mm) Package, which is 40% Smaller than a 20 Ld TSSOP

* ESD Protection for RS-232 I/O Pins to ±15kV (IEC61000)

SL3232E_IntersilCorporation.pdf