SP491CN-L/TR Exar Corporation, SP491CN-L/TR Datasheet - Page 3

• Manufacturer Part Number: SP491CN-L/TR
• Description: Full Duplex RS-485 Transceivers
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP491CN-L/TR

• Number Of Drivers/receivers: 1/1
• Protocol: RS485
• Voltage - Supply: 5V
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure . Driver DC Test Load Circuit
Figure 3. Driver/Receiver Timing Test Circuit
T
MIN
PARAMETERS
SP490 RECEIVER
AC Characteristics
Maximum Data Rate
Receiver Input to Output
Receiver Input to Output
Diff. Receiver Skew It
POWER REQUIREMENTS
Supply Voltage
Supply Current
ENVIRONMENTAL AND
MECHANICAL
Operating Temperature
Storage Temperature
Package
to T
Commercial (C_)
Industrial (E_)
Plastic DIP (_S)
NSOIC (_N)
MAX
and V
CC
= 5V ± 5% unless otherwise noted.
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com
PLH
-t
PHL
I
+4.75
MIN.
-40
-65
5
0
TYP.
900
90
90
3
MAX. UNITS
+5.25
+50
3
50
50
+70
+85
Figure 4. Driver Timing Test Load #2 Circuit
Figure 2. Receiver Timing Test Load Circuit
Mbps
ns
ns
ns
Volts
µA
°C
°C
°C
ELECTRICAL CHARACTERISTICS
CONDITIONS
t
C
t
C
R
Figures 3 & 8
PLH
PHL
L
L
DIFF
; R
; R
= C
= C
= 54Ω; C
DIFF
DIFF
L2
L2
= 00pF;
=
= 54Ω,
= 54Ω,
00pF;
L
= C
Figures 3 & 8
Figures 3 & 8
L2
SP490,49_00_07408
= 00pF;