MAX3314E
MAX3314E is 15kV ESD-Protected / 460kbps / 1A / RS-232-Compatible Transceiver manufactured by Maxim Integrated.
19-1696; Rev 1; 3/01
±15k V ESD-Protected, 460kbps, 1µA, RS-232-patible Transceiver
General Description
The MAX3314E is a ±5V-powered EIA/TIA-232-patible interface. It has one transmitter and one receiver in a flow-through architecture. The transmitter output and the receiver input are protected to ±15k V using IEC 1000-4-2 Air-Gap Discharge, ±8k V using IEC 1000-4-2 Contact Discharge, and ±15k V using the Human Body Model. The transmitter has a low-dropout output stage providing minimum RS-232-patible ±3.7V output levels while driving 3kΩ and 1000p F at 460kbps. Both +5V and -5V must be supplied externally. The MAX3314E has a SHDN function that reduces supply current to 1µA. The transmitter is disabled and put into tristate while the receiver remains active. The MAX3314E is available in 8-pin µMAX, SOT23, and SO packages.
Features o ESD Protection for RS-232 I/O Pins ±15k V- Human Body Model ±8k V- IEC 1000-4-2 Contact Discharge ±15k V- IEC 1000-4-2 Air-Gap Discharge o 1µA Low-Power Shutdown with Receiver Active o 30µA Operating Supply Current o 460kbps Guaranteed Data Rate o 8-Pin SOT23 Package o ±3.7V RS-232-patible Levels
Ordering Information
PART MAX3314ECKA-T MAX3314ECUA MAX3314ECSA MAX3314EEKA-T MAX3314EEUA MAX3314EESA TEMP. RANGE 0°C to +70°C 0°C to +70°C 0°C to +70°C -40°C to +85°C -40°C to +85°C -40°C to +85°C PIN-PACKAGE 8 SOT23-8 8 µMAX 8 SO 8 SOT23-8 8 µMAX 8 SO
________________________Applications
Digital Cameras PDAs GPS POS Telemunications Handy-Terminals Set-Top Boxes
Typical Operating Circuit
+5V CBYPASS 0.1µF 1 VCC SHDN V2 7 0.1µF 4 TIN TOUT 5
Pin Configuration
TOP VIEW
-5V
VCC 1 SHDN 2
8 7
GND VRIN TOUT
ROUT 3 6 5 TIN 4
3 ROUT
RIN 6 5kΩ
SOT23/µMAX/SO
GND 8
CAPACITORS MAY BE POLARIZED OR NONPOLARIZED.
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