供应SP3238EEA-L/TR原装RS232接口芯片

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

■ AUTO ON-LINE® circuitry automatically

wakes up from a 1μA shutdown

■ 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

ABSOLUTE MAXIMUM RATINGS

These are stress ratings only and functional operation

of the device at these ratings or any other above those

indicated in the operation sections of the specifications

below is not implied. Exposure to absolute maximum

rating conditions for extended periods of time may

affect reliability and cause permanent damage to the

device.

VCC.......................................................-0.3V to +6.0V

V+ (NOTE 1).......................................-0.3V to +7.0V

V- (NOTE 1)........................................+0.3V to -7.0V

V+ + |V-| (NOTE 1)...........................................+13V

I

CC (DC VCC or GND current).........................+100mA

Input Voltages

TxIN, ONLINE, SHUTDOWN, ....-0.3V to Vcc + 0.3V

RxIN...................................................................+25V

Output Voltages

TxOUT.............................................................+13.2V

RxOUT, STATUS.......................-0.3V to (VCC +0.3V)

Short-Circuit Duration

TxOUT....................................................Continuous

Storage Temperature......................-65°C to +150°C