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GD75323 データシートの表示(PDF) - Texas Instruments

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GD75323 MULTIPLE RS-232 DRIVERS AND RECEIVERS TI
Texas Instruments TI
GD75323 Datasheet PDF : 19 Pages
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GD75323
MULTIPLE RS-232 DRIVERS AND RECEIVERS
SLLS213A – JANUARY 1996 – REVISED JUNE 1999
RECEIVER SECTION
electrical characteristics over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VIT+
VIT–
Vhys
Positive-going input threshold voltage
Negative-going input threshold voltage
Input hysteresis voltage (VIT+ – VIT–)
See Figure 5
See Figure 5
TA = 25°C
TA = 0°C to 70 °C
VOH High-level output voltage
IOH = – 0.5 mA
VIH = 0.75 V
Inputs open
VOL
IIH
Low-level output voltage
High-level input current
IIL
Low-level input current
IOL = 10 mA,
VI = 25 V,
VI = 3 V,
VI = – 25 V,
VI = – 3 V,
VI = 3 V
See Figure 5
See Figure 5
See Figure 5
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.
MIN
1.75
1.55
0.75
0.5
2.6
2.6
3.6
0.43
– 3.6
– 0.43
TYPĔ
1.9
0.97
4
0.2
– 3.4
MAX
2.3
2.3
1.25
5
0.45
8.3
– 8.3
–12
UNIT
V
V
V
mA
mA
mA
switching characteristics, VCC = 5 V, VDD = 12 V, VSS = –12 V, TA = 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,
See Figure 6
RL = 5 kΩ,
107 500 ns
42 150 ns
175 525 ns
16
60 ns
VDD
VCC
VI
VO
VSS
PARAMETER MEASUREMENT INFORMATION
IOS(L)
VDD or GND
– IOS(H)
VSS or GND
RL = 3 k
IIH
VI
– IIL
VI
VDD
VCC
VSS
Figure 1. Driver Test Circuit
for VOH, VOL, IOS(H), and IOS(L
Figure 2. Driver Test Circuit for IIH and IIL
6
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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