SP3238EECA Ver la hoja de datos (PDF) - Signal Processing Technologies

Número de pieza

componentes Descripción

Fabricante

SP3238EECA

Intelligent +3.0V to +5.5V RS-232 Transceiver

Signal Processing Technologies 

ELE CTRICAL CHARACTERISTICS

VCC = +3.0 to +5.5, C1 -C4 = 0.1µF (tested at 3.3V + 5%), C1-C4 = 0.22µF (tested at 3.3V + 10%), C1 = 0.047µF, and C2-C4 = 0.33µF (tested at 5.0V

+ 10%), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

PARAMETER

MIN. TYP. MAX. UNITS CONDITIONS

DRIVER OUTPUTS

Output Voltage Swing

Output Resistance

Output Short-Circuit Current

RECEIVER INPUTS

±5.0

300

±5.4

±35 ±60

V All driver outputs loaded with 3KΩ

to GND

Ω

VCC = V+ = V- = 0V, VOUT = ±2V

mA VOUT = GND

Input Voltage Range

-25

25

V

Input Threshold LOW

Input Threshold LOW

Input Threshold HIGH

Input Threshold HIGH

Input Hysteresis

0.6

1.2

V

VCC = 3.3V

0.8

1.5

V

VCC = 5.0V

1.5 2.4

V

VCC = 3.3V

1.8 2.4

V

VCC = 5.0V

0.5

V

Input Resistance

3

5

7

kΩ

AUTO ON-LINE® CIRCUITRY CHARACTERISTICS (ONLINE = GND, SHUTDOWN = VCC)

STATUS Output Voltage LOW

0.4

V

IOUT = 1.6mA

STATUS Output Voltage HIGH VCC - 0.6

V

IOUT = -1.0mA

Receiver Threshold to Drivers

Enabled (tONLINE)

Receiver Positive or Negative

Threshold to STATUS HIGH

(tSTSH)

Receiver Positive or Negative

Threshold to STATUS LOW

(tSTSL)

200

µS Figure 10

0.5

µS Figure 10

20

µS Figure 10

Date: 02/24/05

SP3238EE Intelligent +3.0V to +5.5V RS-232 Transceiver

3

© Copyright 2005 Sipex Corporation

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