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DS16F95QML Datasheet, PDF (6/16 Pages) National Semiconductor (TI) – EIA-485/EIA-422A Differential Bus Transceiver
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DC - Receiver Electrical Characteristics (Note 10)
The following conditions apply to all parameters, unless otherwise specified. VCC = 5.5V
Symbol Parameter
Conditions
Notes
Min
VOH
Logical "1" Output Voltage
Figure 2
VCC = 4.5V, VLD = 200mV,
IOH = -400uA
2.5
VOL
Logical "0" Output Voltage
VCC = 4.5V, VLD = -200mV,
Figure 2
IOL = 8mA
VCC = 4.5V, VLD = -200mV,
IOL = 16mA
II
Line Input Current
Untested Input = 0V, VI = 12V
Untested Input = 0V, VI = -7V (Note 5) -.8
VCC = 0V, Untested Input = 0V, (Note 5)
VI = 12V
VCC = 0V, Untested Input = 0V,
-.8
VI = -7V
IIH
Logical "1" Input Current
VI = 2.7V (Receiver)
RIN
Input Resistance
Untested Input = 0V, VI = 12V (Note 6) 10
Untested Input = 0V, VI = -7V (Note 6) 10
VCC = 0V, Untested Input = 0V, (Note 6) 10
VI = 12V
VCC = 0V, Untested Input = 0V, (Note 6) 10
VI = -7V
IOZ
High Impedance State
VI = .4V
-20
VI = 2.4V
-20
IOS
Output Short Circuit
VIN = 1V, VOUT = 0V
-85
VTH
Differential Input High
VCC = 4.5V, VO = 2.5V,
Threshold
VCM = 12V & 0V & -7V,
IO = -.4mA
VCC = 5.5V, Vo = 2.5V,
VCM = 12V & 0V & -7V,
IO = -.4mA
VT1
Differential Input Low Threshold VCC = 4.5V, VO = .5V,
-.2
VCM = 12V & 0V & -7V,
IO = 8mA
VCC = 5.5V, VO = .5V,
-.2
VCM = 12V & 0V & -7V,
IO = 8mA
VTH+ -
Hyteresis
VCC = 4.5V, VCM = 0V
35
(VTH-)
VCC = 5.5V, VCM = 0V
35
Max Unit
V
.45 V
.5 V
1
mA
mA
1
mA
mA
20 uA
KΩ
KΩ
KΩ
KΩ
20 uA
20 uA
-15 mA
.2 V
.2 V
V
V
mV
mV
Sub-group
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
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