ISL41387IRZ Intersil, ISL41387IRZ Datasheet - Page 4

• Manufacturer Part Number: ISL41387IRZ
• Description: IC TXRX DUAL PROTOCAL ESD 40-QFN
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL41387IRZ

• Number Of Drivers/receivers: 2/2
• Protocol: RS422, RS485
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 40-VFQFN, 40-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NOTES:
ISL41387 Truth Tables
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).
485/232 RXEN and/or RXEN
485/232
485/232
0
0
0
0
0
0
0
0
0
0
0
0
0
X
1
1
1
1
1
1
1
1
0
0
0
0
0
INPUTS (ON = 1)
DEN
ON
1
1
1
1
0
0
0
0
1
X
X
X
1
1
0
0
1
1
1
1
0
INPUTS (ON = 1)
RS-232 TRANSMITTING MODE
1 and 0
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
RS-232 RECEIVING MODE
1 and 0
1 and 0
1 and 0
1 and 0
1 and 0
1 and 0
1 and 0
and/or
RXEN
RXEN
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
D
INPUTS
X
0
0
1
1
Y
4
Open
DEN
A
0
0
1
1
X
0
1
0
1
1
0
1
0
0
1
1
0
1
1
1
1
D
X
0
1
0
1
Z
Open
SLEW
N.A.
N.A.
N.A.
N.A.
N.A.
N.A.
N.A.
B
X
0
1
0
1
X
X
X
0
1
0
1
0
1
High-Z
Y
1
1
0
0
OUTPUTS
TABLE 3. ISL41387 FUNCTION TABLE
High-Z High-Z
R
OUTPUT
1
1
0
0
1
SPB
N.A.
N.A.
N.A.
N.A.
N.A.
N.A.
N.A.
A
1/0
1/0
1/0
ISL81387, ISL41387
X
X
X
X
X
X
High-Z
Z
1
0
1
0
R
1
0
1
0
1
B
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
ON
ON
ON
ON
ON
ON
ON
ON
R
RECEIVER
OUTPUTS
A
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
ON
ON
ON
ON
R
B
485/232
485/232 RXEN and/or RXEN
1
1
1
1
1
1
1
1
High-Z
High-Z
High-Z
High-Z
High-Z
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OUTPUTS
Y
DRIVER
INPUTS (ON = 1)
DEN SLEW
1
1
1
0
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
ON
ON
ON
ON
ON
ON
ON
ON
ON
INPUTS (ON = 1)
RS-485 TRANSMITTING MODE
Z
1 and 0
0 or 1
0 or 1
0 or 1
RS-485 RECEIVING MODE
0
0
1
X
0.46/0.115
0.46/0.115
0.46/0.115
DRIVER
(Mbps)
DATA
RATE
0.46
0.46
0.46
0.46
0.46
SPB
20
20
20
-
-
-
-
-
X
X
0
1
Open or Shorted
D
0/1
0/1
0/1
X
≤ -200mV
CHARGE
Y
≥ -40mV
together
(Note 3)
PUMPS
B-A
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
X
High-Z High-Z
1/0
1/0
1/0
OUTPUTS
Y
RS-232 (Note 4)
RS-485 (Note 4)
RS-485 (Note 4)
High-Z High-Z
November 21, 2007
0/1
0/1
0/1
Shutdown
Z
R
RS-232
RS-232
RS-232
RS-232
RS-232
RS-232
RS-485
RS-485
RS-485
RS-485
RS-485
RS-485
MODE
1
0
1
OUTPUT
A
DATA
FN6201.3
Mbps
0.460
0.115
High-Z
High-Z
High-Z
20
R
-
B