GD75232 Datasheet, PDF (9/12 Pages) Texas Instruments – MULTIPLE RS-232 DRIVERS AND RECEIVERS

GD75232
MULTIPLE RS-232 DRIVERS AND RECEIVERS
TYPICAL CHARACTERISTICS
DRIVER SECTION
SLLS206C – MAY 1995 – REVISED JULY 1998
VOLTAGE TRANSFER CHARACTERISTICS
ÎÎÎÎÎÎÎÎ 12
VDD = 12 V, VSS = – 12 V
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{9 VDD = 9 V, VSS = –9 V}
6
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{3 VDD = 6 V, VSS = –6 V}
0
–3
–6
– 9 ^{RL = 3 kΩ}
ÎÎÎÎÎÎÎÎ _{TA = 25°C}
– 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
ÎÎÎÎÎÎ 20
VDD = 9 V
ÎÎÎÎÎÎ _{16 VSS = –9 V}
ÎÎÎÎ ÎÎÎÎÎ ^{TA = 25°C}
ÎÎÎÎ ÎÎÎÎÎ ¹²
VOL(VI = 1.9 V)
8
4
0
–4
–8
– 12
VOH(VI = 0.8 V)
– 16
ÎÎÎ ^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
IOS(L) (VI = 1.9 V)
6
3
0
VDD = 9 V
ÎÎÎÎÎÎÎÎÎÎ ^–3
VSS = – 9 V
VO = 0
–6
ÁÁÁÁ_–9
ÎÎÎÎÎÎ ^{IOS(H) (VI = 0.8 V)}
– 12
0
10 20 30 40 50 60 70
TA – Free-Air Temperature – °C
Figure 9
SLEW RATE
vs
1000
LOAD CAPACITANCE
ÁÁÁÁ _{VDD = 9 V}
ÁÁÁÁ VSS = – 9 V
RL = 3 kΩ
ÁÁÎÎÁÁÎÎÁÁÎÎÁÁÎÎ _{TA = 25°C}
100
10
1
10
100
1000
10000
CL – Load Capacitance – pF
Figure 10
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
9