Table des Matières
Publicité
C3
A
BSOLUTE MAXIMUM RATINGS
Unregulated Supply Voltage V
Supply Voltage V
Input Voltage ENA,ENB and RTS with respect to V
Input Voltage RTA and RTB with respect to V
Ambient temperature under bias
Storage temperature
*) Notice:
Stresses above those listed under "Maximum Ratings" may cause
permanent damage to the device!
C4
DC C
HARACTERISTICS
Operation Conditions: 4.5V <= V
Characteristic
Supply voltages and
currents
Unregulated Supply
Voltage
Regulated Supply
Voltage
Supply Current
RTS input
Input Low Voltage
Input High Voltage
Input Current
RS485 parameter RTA &
RTB
Common Mode Input
Voltage
Receiver Input
Hysteresis
Receiver Input
Resistance
Differential Driver
Output Voltage
Driver Output Current
C5
RS232 I
NTERFACE
*)
with respect to V
PP
with respect to V
DD
SS
<= 5.5V,
-40ºC <= TA <= 85ºC
DD
Symbol
Min
V
10.0
PP
V
4.5
DD
I
PP
I
DD
VI
L
V
2.4
IH
I
IN
V
- 7
CM
V
TH
12
R
IN
V
1.5
OD
I
55
OD
Parameter
Databit
Stopbit
Parity
Baurate
SS
SS
SS
Type
Max
Unit
56.0
V
5.5
V
160.0
MA
60.0
MA
100.0
MA
0.8
V
V
6.0
MA
12
V
70
mV
k
V
V
DD
mA
Value
7
2
None
4800 to 57600 Baud
page 32 de 48
0V to + 60V
0V to + 7V
- 0.5V to V
+ 0.5V
DD
- 14V to + 14V
- 55ºC to + 95ºC
- 55ºC to + 95ºC
Conditions
I
= 0
DD
V
= 0.0 V I
= 0
PP
PP
V
= 10.0V I
= 0
PP
DD
V
= 24.0V I
= 0
PP
DD
V
= 0.0 V I
= 0
PP
PP
V
= 0.0 V
IN
V
= 0V
CM
- 7V V
+ 12V
CM
R = 27
Publicité
Table des Matières
