GD65232_16 Datasheet, PDF (9/23 Pages) Texas Instruments – MULTIPLE RS-232 DRIVERS AND RECEIVERS

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GD65232, GD75232
MULTIPLE RSĆ232 DRIVERS AND RECEIVERS
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SLLS206J − MAY 1995 − REVISED NOVEMBER 2004
TYPICAL CHARACTERISTICS
DRIVER SECTION
VOLTAGE TRANSFER CHARACTERISTICS
12
ÎÎÎÎÎÎÎ _{VDD = 12 V, VSS = −12 V}
ÎÎÎÎÎÎÎ ₉
VDD = 9 V, VSS = −9 V
ÎÎÎÎÎÎÎ ₆
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{VDD = 6 V, VSS = −6 V}
3
0
−3
−6
ÎÎÎÎ −9 RL = 3 kΩ
TA = 25°C
ÎÎÎÎ −12
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2
VI − Input Voltage − V
Figure 7
OUTPUT CURRENT
vs
OUTPUT VOLTAGE
20
VDD = 9 V
ÎÎÎÎÎ _{16 VSS = −9 V}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ₁₂ ^TA=25°C
VOL (VI = 1.9 V)
8
4
0
−4
−8
−12
−16
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ^{VOH (VI = 0.8 V)}
3-kΩ
Load Line
−20
−16 −12 −8 −4 0 4 8 12 16
VO − Output Voltage − V
Figure 8
SHORT-CIRCUIT OUTPUT CURRENT
vs
FREE-AIR TEMPERATURE
12
9
6
ÎÎÎÎÎÎÎÎÎÎÎÎ _{IOS(L) (VI = 1.9 V)}
3
VDD = 9 V
ÎÎÎÎ _{0 VSS = −9 V}
ÎÎÎÎ VO = 0
ÎÎÎÎ ^−3
−6
−9
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{IOS(H) (VI = 0.8 V)}
−12
0
10 20 30 40 50 60 70
TA − Free-Air Temperature − °C
Figure 9
1000
100
10
1
10
SLEW RATE
vs
LOAD CAPACITANCE
ÎÎÎÎ _{VDD = 9 V}
ÎÎÎÎ ^{VSS = −9 V}
RL = 3 kΩ
ÎÎÎÎÎÎÎÎ _{TA = 25°C}
100
1000
CL − Load Capacitance − pF
Figure 10
10000
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