LTC491CS#PBF Linear Technology, LTC491CS#PBF Datasheet - Page 4
![IC TXRX RS485 LOW POWER 14-SOIC](/photos/6/83/68368/ltc491cs_pbf_sml.jpg)
LTC491CS#PBF
Manufacturer Part Number
LTC491CS#PBF
Description
IC TXRX RS485 LOW POWER 14-SOIC
Manufacturer
Linear Technology
Type
Transceiverr
Datasheet
1.LTC491CNPBF.pdf
(12 pages)
Specifications of LTC491CS#PBF
Number Of Drivers/receivers
1/1
Protocol
RS422, RS485
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Surface Mount
Package / Case
14-SOIC (3.9mm Width), 14-SOL
No. Of Drivers
1
Supply Voltage Range
4.75V To 5.25V
Driver Case Style
SOIC
No. Of Pins
14
Operating Temperature Range
0°C To +70°C
Msl
MSL 1 - Unlimited
Termination Type
SMD
Rohs Compliant
Yes
Filter Terminals
SMD
Ic Interface Type
RS422, RS485
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LTC491
4
TYPICAL PERFOR A CE CHARACTERISTICS
1.63
1.59
1.55
1.61
1.57
– 48
–96
–72
–24
2.3
2.1
1.9
1.7
1.5
0
–50
–50
0
Driver Output High Voltage
vs Output Current, T
TTL Input Threshold vs Temperature
Driver Differential Output Voltage
vs Temperature, R
1
OUTPUT VOLTAGE (V)
0
TEMPERATURE ( C )
0
TEMPERATURE ( C )
2
50
O
50
A
= 54
= 25 C
3
W
LTC491 • TPC04
LTC491 • TPC07
LTC491 • TPC01
100
100
4
U
5.0
4.0
3.0
2.0
1.0
7.0
6.0
5.0
4.0
3.0
48
64
32
16
0
–50
–50
0
Driver Differential Output Voltage
vs Output Current, T
Driver Skew vs Temperature
Receiver t
vs Temperature
1
OUTPUT VOLTAGE (V)
0
0
TEMPERATURE ( C )
TEMPERATURE ( C )
PLH
2
t
PHL
50
50
A
= 25 C
3
LTC491 • TPC02
LTC491 • TPC05
LTC491 • TPC08
100
100
4
350
340
330
320
310
0.8
0.6
0.4
0.2
60
80
40
20
0
0
–50
–50
0
Driver Output Low Voltage
vs Output Current, T
Supply Current vs Temperature
Receiver Output Low Voltage
vs Temperature at I = 8mA
1
OUTPUT VOLTAGE (V)
0
TEMPERATURE ( C )
0
TEMPERATURE ( C )
2
50
50
A
= 25 C
3
LTC491 • TPC03
LTC491 • TPC06
LTC491 • TPC09
100
100
4
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