參數資料
型號: MAX491
廠商: Maxim Integrated Products, Inc.
英文描述: 【15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers
中文描述: 低功耗、限擺率、RS-485/RS-422收發(fā)器
文件頁數: 5/16頁
文件大小: 133K
代理商: MAX491
M
±15kV ES D-Protec ted, S lew-Rate-Limited,
Low-Power, RS -485/RS -422 Transc eivers
_______________________________________________________________________________________
5
0
5
10
15
20
25
30
35
40
45
50
OUTPUT CURRENT vs.
RECEIVER OUTPUT LOW VOLTAGE
M
OUTPUT LOW VOLTAGE (V)
O
1.5
2.0
2.5
1.0
0.5
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
-60
-20
60
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
M
TEMPERATURE (°C)
O
20
100
-40
40
0
80
I
RO
= 8mA
0
-5
-10
-15
-20
-25
1.5
3.0
OUTPUT CURRENT vs.
RECEIVER OUTPUT HIGH VOLTAGE
M
OUTPUT HIGH VOLTAGE (V)
O
5.0
4.5
4.0
2.0
2.5
3.5
3.0
3.2
3.4
3.6
3.8
4.0
4.2
4.4
4.6
4.8
-60
-20
60
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
M
TEMPERATURE (°C)
O
20
100
-40
40
0
80
I
RO
= 8mA
0
10
20
30
40
50
60
70
80
90
DRIVER OUTPUT CURRENT vs.
DIFFERENTIAL OUTPUT VOLTAGE
M
DIFFERENTIAL OUTPUT VOLTAGE (V)
O
1.5 2.0 2.5 3.0 3.5 4.0 4.5
1.0
0.5
0
__________________________________________Typic al Operating Charac teristic s
(V
CC
= 5V, T
A
= +25°C, unless otherwise noted.)
NOTES FOR ELECTRICAL/SWITCHING CHARACTERISTICS
Note 1:
All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to device
ground unless otherwise specified.
Note 2:
All typical specifications are given for V
CC
= 5V and T
A
= +25°C.
Note 3:
Supply current specification is valid for loaded transmitters when DE = 0V.
Note 4:
Note 5:
Applies to peak current. See Typical Operating Characteristics.
less than 50ns, the parts are guaranteed not to enter shutdown. If the inputs are in this state for at least 600ns, the parts are
guaranteed to have entered shutdown. See Low-Power Shutdown Mode section.
相關PDF資料
PDF描述
MAX491C Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX491CPD Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX491CSD Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX491E Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX491EPD Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
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