DS36C280M National Semiconductor, DS36C280M Datasheet - Page 2

• Manufacturer Part Number: DS36C280M
• Description: Slew Rate Controlled CMOS EIA-RS-485 Transceiver
• Manufacturer: National Semiconductor

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Symbol
DIFFERENTIAL DRIVER CHARACTERISTICS
V
V
V
V
V
V
I
RECEIVER CHARACTERISTICS
V
V
V
R
R
I
I
I
V
V
OSD
IN
ING
B
Over Supply Voltage and Operating Temperature ranges, unless otherwise specified
OD1
OD0
OD0*
OD2
V
OD3
OC
V
TH
TL
HST
OH
OL
Electrical Characteristics
IN
IN
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
Input Voltage (DE/RE*, & DI)
Common Mode (V
Input Voltage (DO/RI, DO*/RI*)
Receiver Output Voltage
Maximum Package Power Dissipation
OD2
OC
Driver Output/Receiver Input
M Package 1190 mV, derate
N Package 794 mV, derate
Differential Output Voltage
Output Voltage
Output Voltage
Differential Output Voltage
(Termination Load)
Balance of V
|V
Differential Output Voltage
(Full Load)
Driver Common Mode
Output Voltage
Balance of V
|V
Driver Output Short-Circuit
Current
Differential Input High
Threshold Voltage
Differential Input Low
Threshold Voltage
Hysteresis
Input Resistance
Input Resistance
Line Input Current
(Note 8)
Line Input Current
Glitch (Note 8)
Input Balance Test
High Level Output Voltage
Low Level Output Voltage
OD2
OC
− V
− V
Parameter
OC*
CC
CM
OD2*
)
|
)
OD2
OC
|
9.5 mW/˚C above +25˚C
6.0 mW/˚C above +25˚C
I
I
(Output to GND)
R
R
R
R1 = 54 , R2 = 375
V
R
R
R
R
V
V
V
−7V
V
−7V
V
−7V
−7V
Other Input = 0V
DE = V
V
or 0V
Other Input = 0V
DE = V
V
or 0V T
RS = 500
I
I
@
O
O
OH
OL
−0.5V to (V
−0.5V to (V
TEST
O
O
O
O
CM
CC
CC
L
L
L
L
L
L
L
= 0 mA (No Load)
= 0 mA
+25˚C
= 50
= 27
= 27
= 27
= 50
= 27
= 50
(Notes 3, 4)
= +12V
= −7V
= V
= V
= +4 mA, V
= −4 mA, V
= 4.75 to 5.25
= +3.0V
= 0V
= −7V to +12V
V
V
V
V
OH
OL
IL
IL
A
(Note 2)
CM
CM
CM
CM
, RE* = V
, RE* = V
, I
= 25˚C
, I
or 50
or
O
Conditions
O
CC
CC
+12V
= 0.4 mA
+12V
+12V
+12V
= −0.4 mA
ID
ID
+0.5V)
+0.5V)
±
±
+12V
= −0.2V
= +0.2V
15V
14V
IL
IL
2
DS36C280
DS36C280T
DS36C280
DS36C280T
Storage Temperature Range
Lead Temperature
Recommended Operating
Conditions
Supply Voltage (V
Bus Voltage
Operating Free Air Temperature (T
DS36C280T
DS36C280
(Soldering 4 sec.)
V
V
V
V
V
V
V
V
(422)
(485)
(485)
(422)
(422) (Note 10)
IN
IN
IN
IN
IN
IN
IN
IN
(485) Figure 4
DS36C280T
Reference
DS36C280
(422, 485)
(422, 485)
(422, 485)
= +12V
= −7V
= +12V
= −7V
= +12V
= −7V
= +12V
= −7V
Figure 11
Figure 2
(Note 5)
(Note 5)
(Note 6)
(422)
(485)
(485)
RO
CC
Figure 1
Figure 1
)
+4.75
Min
−40
−7
0
−0.2
−0.2
−0.2 −0.035
Min
1.5
2.0
1.5
1.5
3.5
24
48
0
0
0
0
0
0
0
0
0
0
0
0
A
)
+5.0
Typ
+0.035
+25
+25
−190
0.19
−0.1
0.19
−0.1
0.19
−0.1
0.19
−0.1
Typ
200
2.8
2.3
0.1
2.0
4.6
0.3
70
68
68
−65˚C to +150˚C
+5.25
Max
+12
+85
+70
±
+250
−250
Max
+0.2
+0.2
+0.2
0.25
−0.2
−0.4
0.25
−0.2
−0.4
5.0
5.0
5.0
5.0
5.0
3.0
3.0
0.5
0.5
0.5
400
+260˚C
Units
Units
mA
mA
mV
mA
mA
mA
mA
mA
mA
mA
mA
mV
k
k
V
V
V
V
V
V
V
V
V
V
V
V
V
V
˚C
˚C
V
V