參數(shù)資料
型號(hào)： ISL81387
廠商： Intersil Corporation
英文描述： ±15kV ESD Protected, Dual Protocol (RS-232/RS-485) Transceivers(±15kV ESD保護(hù)，雙協(xié)議(RS-232/RS-485)收發(fā)器)
中文描述： ± 15kV的ESD保護(hù)，雙協(xié)議（RS-232/RS-485）收發(fā)器（± 15kV的ESD保護(hù)，雙協(xié)議（RS-232/RS-485）收發(fā)器）
文件頁(yè)數(shù)： 4/27頁(yè)
文件大?。?/td> 1092K
代理商： ISL81387
4
FN6201.1
December 20, 2005
TABLE 3. ISL41387 FUNCTION TABLE
INPUTS
RECEIVER
OUTPUTS
DRIVER
OUTPUTS
DRIVER
DATA
RATE
(Mbps)
CHARGE
PUMPS
(NOTE 3)
MODE
485/232
ON
RXEN
and/or
RXEN
1 and 0
DEN
SLEW
SPB
R
A
R
B
Y
Z
0
1
0
N.A.
N.A.
High-Z
High-Z
High-Z
High-Z
-
ON
RS-232
0
1
1 and 0
1
N.A.
N.A.
High-Z
High-Z
ON
ON
0.46
ON
RS-232
0
1
0 or 1
0
N.A.
N.A.
ON
ON
High-Z
High-Z
-
ON
RS-232
0
1
0 or 1
1
N.A.
N.A.
ON
ON
ON
ON
0.46
ON
RS-232
0
0
1 and 0
1
N.A.
N.A.
High-Z
High-Z
ON
High-Z
0.46
ON
RS-232
0
0
0 or 1
0
N.A.
N.A.
High-Z
ON
ON
High-Z
0.46
ON
RS-232
0
0
0 or 1
1
N.A.
N.A.
ON
ON
ON
ON
0.46
ON
RS-232 (Note 4)
X
0
1 and 0
0
X
X
High-Z
High-Z
High-Z
High-Z
-
OFF
Shutdown
1
1
1 and 0
0
X
X
High-Z
High-Z
High-Z
High-Z
-
OFF
RS-485
1
X
1 and 0
1
0
1/0
High-Z
High-Z
ON
ON
0.46/0.115
OFF
RS-485
1
X
1 and 0
1
1
X
High-Z
High-Z
ON
ON
20
OFF
RS-485
1
X
0 or 1
0
X
X
ON
High-Z
High-Z
High-Z
-
OFF
RS-485
1
1
0 or 1
1
0
1/0
ON
High-Z
ON
ON
0.46/0.115
OFF
RS-485
1
1
0 or 1
1
1
X
ON
High-Z
ON
ON
20
OFF
RS-485
1
0
0 or 1
1
0
1/0
ON
High-Z
ON
ON
0.46/0.115
OFF
RS-485 (Note 4)
1
0
0 or 1
1
1
X
ON
High-Z
ON
ON
20
OFF
RS-485 (Note 4)
NOTES:
3. Charge pumps are on if in RS-232 mode and ON or DEN or RXEN is high, or RXEN is low.
4. Loopback is enabled when ON = 0, and DEN = 1, and (RXEN = 1 or RXEN = 0).
ISL41387 Truth Tables
RS-232 TRANSMITTING MODE
INPUTS (ON=1)
OUTPUTS
485/232
DEN
D
Y
D
Z
Y
Z
0
1
0
0
1
1
0
1
0
1
1
0
0
1
1
0
0
1
0
1
1
1
0
0
0
0
X
X
High-Z
High-Z
RS-232 RECEIVING MODE
INPUTS (ON=1)
OUTPUT
485/232
RXEN and/or
A
B
R
A
R
B
0
0 or 1
0
0
1
1
0
0 or 1
0
1
1
0
0
0 or 1
1
0
0
1
0
0 or 1
1
1
0
0
0
0 or 1
Open
Open
1
1
0
1 and 0
X
X
High-Z High-Z
RS-485 TRANSMITTING MODE
INPUTS (ON=1)
OUTPUTS
DATA
485/232
DEN
SLEW
SPB
D
Y
Y
Z
Mbps
1
1
0
0
0/1
1/0
0/1
0.115
1
1
0
1
0/1
1/0
0/1
0.460
1
1
1
X
0/1
1/0
0/1
20
1
0
X
X
X
High-Z High-Z
-
RS-485 RECEIVING MODE
INPUTS (ON=1)
OUTPUT
485/232
RXEN and/or
B-A
R
A
R
B
1
0 or 1
≥
-40mV
1
High-Z
1
0 or 1
≤
-200mV
0
High-Z
1
0 or 1
Open or Shorted
together
1
High-Z
1
1 and 0
X
High-Z High-Z
ISL81387, ISL41387
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL81387_07 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:【15kV ESD Protected, 5V, Dual Protocol (RS-232/RS-485) Transceivers
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