Exar Corporation SP3249E
The SP3249E device is an RS-232 transceiver solution intended for portable or hand-held applications such as notebook and palmtop computers. The SP3249E uses an internal high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation.| Part No. | SP3249E |
|---|---|
| Datasheet | SP3249E Download |
| Manufacturer |  Exar Corporation |
| Description | Intelligent +3.0V to +5.5V RS-232 Transceiver |
| Buy | Stock & Price |
FEATURES
● Meets true EIA/TIA-232-F Standards from a +3.0V to +5.5V power supply● Interoperable with EIA/TIA-232 and adheres to EIA/TIA-562 down to a +2.7V power source
● Minimum 250Kbps data rate under load
● Regulated Charge Pump Yields Stable RS-232 Outputs Regardless of VCC Variations
● Enhanced ESD Specifications: +15kV Human Body Model +15kV IEC61000-4-2 Air Discharge +8kV IEC61000-4-2 Contact Discharge C2+ 1 GND 2 C2- 3 V- 4 T1OUT 5 T2OUT 6 T3OUT 7 R1IN 8 R2IN 9 T4OUT 10 R3IN 11 T5OUT 12 SP3249E 24 C1+ 23 V+ 22 VCC 21 C120 T1IN 19 T2IN 18 T3 IN 17 R1OUT 16 R2OUT 15 T4IN 14 R3OUT 13 T5IN Now Available in Lead Free Packaging
DESCRIPTION
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