GD65232_16 Datasheet, PDF (6/23 Pages) Texas Instruments – MULTIPLE RS-232 DRIVERS AND RECEIVERS

GD65232, GD75232
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MULTIPLE RSĆ232 DRIVERS AND RECEIVERS
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SLLS206J − MAY 1995 − REVISED NOVEMBER 2004
RECEIVER SECTION
electrical characteristics over recommended operating conditions (unless otherwise noted)
VIT+
VIT−
Vhys
VOH
VOL
PARAMETER
Positive-going input threshold voltage
Negative-going input threshold voltage
Input hysteresis voltage (VIT+ − VIT−)
High-level output voltage
Low-level output voltage
TEST CONDITIONS
TA = 25°C,
TA = 0°C to 70°C,
See Figure 5
See Figure 5
IOH = −0.5 mA
IOL = 10 mA,
VIH = 0.75 V
Inputs open
VI = 3 V
IIH
High-level input current
VI = 25 V,
VI = 3 V,
See Figure 5
See Figure 5
IIL
Low-level input current
VI = −25 V,
See Figure 5
VI = −3 V,
See Figure 5
IOS Short-circuit output current
See Figure 4
† _{All typical values are at TA = 25°C, VCC = 5 V, VDD = 9 V, and VSS = −9 V.}
GD65232
GD75232
GD65232
GD75232
MIN
1.75
1.55
0.75
0.5
2.6
2.6
3.6
3.6
0.43
−3.6
−3.6
−0.43
TYP†
1.9
0.97
4
0.2
−3.4
MAX
2.3
2.3
1.25
5
0.45
11
8.3
−11
−8.3
−12
UNIT
V
V
V
V
V
mA
mA
mA
switching characteristics, V_CC = 5 V, V_DD = 12 V, V_SS = −12 V, T_A = 25°C
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
tPLH
tPHL
tTLH
tTHL
Propagation delay time, low- to high-level output
Propagation delay time, high- to low-level output
Transition time, low- to high-level output
Transition time, high- to low-level output
CL = 50 pF,
RL = 5 kΩ,
See Figure 6
107 250 ns
42 150 ns
175 350 ns
16
60 ns
tPLH
tPHL
tTLH
tTHL
Propagation delay time, low- to high-level output
Propagation delay time, high- to low-level output
Transition time, low- to high-level output
Transition time, high- to low-level output
CL = 15 pF,
RL = 1.5 kΩ, See Figure 6
100 160 ns
60 100 ns
90 175 ns
15
50 ns
6
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