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ISL41334IRZ データシート(PDF) 3 Page - Intersil Corporation

部品番号 ISL41334IRZ
部品情報  ±15kV ESD Protected, 5V, Two Port, Dual Protocol (RS-232/RS-485) Transceivers
PDF  28 Pages
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メーカー  INTERSIL [Intersil Corporation]
ホームページ  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL41334IRZ データシート(HTML) 3 Page - Intersil Corporation

  ISL41334IRZ Datasheet HTML 1Page - Intersil Corporation ISL41334IRZ Datasheet HTML 2Page - Intersil Corporation ISL41334IRZ Datasheet HTML 3Page - Intersil Corporation ISL41334IRZ Datasheet HTML 4Page - Intersil Corporation ISL41334IRZ Datasheet HTML 5Page - Intersil Corporation ISL41334IRZ Datasheet HTML 6Page - Intersil Corporation ISL41334IRZ Datasheet HTML 7Page - Intersil Corporation ISL41334IRZ Datasheet HTML 8Page - Intersil Corporation ISL41334IRZ Datasheet HTML 9Page - Intersil Corporation Next Button
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FN6202.3
November 21, 2007
TABLE 2. ISL81334 FUNCTION TABLE
INPUTS
RECEIVER OUTPUTS
DRIVER OUTPUTS
CHARGE PUMPS
(NOTE 1)
MODE
SEL1 or 2
ON/OFF
DE 1 or 2
RA
RB
YZ
0
1
N.A.
ON
ON
ON
ON
ON
RS-232
X
0
X
High-Z
High-Z
High-Z
High-Z
OFF
Shutdown
1
1
0
ON
High-Z*
High-Z
High-Z
OFF
RS-485
1
1
1
ON
High-Z*
ON
ON
OFF
RS-485
NOTE:
1. Charge pumps are off iff SEL1 = SEL2 = 1, or if ON/OFF = 0. If ON = 1, and either port is programmed for RS-232 mode, then the charge
pumps are on.
ISL81334 Truth Tables (FOR EACH PORT)
RS-232 TRANSMITTING MODE
INPUTS
OUTPUTS
SEL1 or 2 ON/OFF
DY
DZ
YZ
0
10011
0
10110
0
11001
0
11100
0
0
X
X
High-Z
High-Z
RS-232 RECEIVING MODE
INPUTS
OUTPUT
SEL1 or 2 ON/OFF
AB
RA
RB
0
10011
0
10110
0
11001
0
11100
0
1
Open
Open
1
1
0
0
X
X
High-Z
High-Z
RS-485 TRANSMITTING MODE
INPUTS
OUTPUTS
SEL1 or 2 ON/OFF
DE1 or 2
DY
YZ
1
11010
1
11101
1
1
0
X
High-Z
High-Z
1
0
X
X
High-Z
High-Z
RS-485 RECEIVING MODE
INPUTS
OUTPUT
SEL1 or 2 ON/OFF
B-A
RA
RB*
11
≥ -40mV
1
High-Z
11
≤ -200mV
0
High-Z
1
1
Open or Shorted together
1
High-Z
1
0
X
High-Z
High-Z
*Internally pulled high through a 40k
Ω resistor.
ISL81334, ISL41334



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