LT1039_08 Datasheet, PDF (5/7 Pages) Texas Instruments – TRIPLE EIA-232 LINE TRANSCEIVER

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LT1039
TRIPLE EIAĆ232 LINE TRANSCEIVER
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SLLS105B − D3627, FEBRUARY 1991 − REVISED JANUARY 1992
RECEIVER SECTION
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature, ON/OFF at 2.5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP† MAX UNIT
VT _−
VT ₊
Vhys
VOL
VOH
IOS
IOZ
Negative-going input threshold voltage
Positive-going input threshold voltage
Hysteresis (VT ₊ − VT _−)
Low-level output voltage
High-level output voltage
Short-circuit output current
Off-state (high-impedance state)
output current
IO = − 1.6 mA
IO = 160 µA
Sinking current,
Sourcing current,
VO = 0 to VCC,
VO = VCC
VO = 0
VI = 0,
0.5
0.1
3.5
− 10
0.5
ON/OFF at 0.4 V
1.3
V
1.7 2.8 V
0.4
1V
0.4 0.5 V
4.8
V
mA
1
± 1 ± 10 µA
ICC
Supply current
IO = 0
ICC(off) Off-state supply current
ON/OFF at 0.4 V
† _{All typical values ground are at VCC = 5 V, TA = 25°C.}
4
7 mA
1 100 µA
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