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SP481CN

Description
Low Power Half-Duplex RS-485 Transceivers
CategoryAnalog mixed-signal IC    Drivers and interfaces   
File Size161KB,10 Pages
ManufacturerSIPEX
Websitehttp://www.sipex.com/
Download Datasheet Parametric View All

SP481CN Overview

Low Power Half-Duplex RS-485 Transceivers

SP481CN Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerSIPEX
package instructionSOP, SOP8,.25
Reach Compliance Codeunknow
Other features1 RECEIVER ACTIVE UNDER SHUTDOWN; COMMON I/O; TRISTATABLE RECEIVER
Differential outputYES
Number of drives1
High level input current maximum value0.00001 A
Input propertiesDIFFERENTIAL SCHMITT TRIGGER
Interface integrated circuit typeLINE TRANSCEIVER
Interface standardsEIA-422; EIA-485
JESD-30 codeR-PDSO-G8
JESD-609 codee0
length4.9 mm
Humidity sensitivity level1
Number of functions1
Number of terminals8
Maximum operating temperature70 °C
Minimum operating temperature
Minimum output swing1.5 V
Output characteristics3-STATE
Maximum output low current0.004 A
Output polarityCOMPLEMENTARY
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)240
power supply5 V
Certification statusNot Qualified
Maximum receive delay200 ns
Number of receiver bits1
Maximum seat height1.75 mm
Maximum slew rate0.9 mA
Maximum supply voltage5.25 V
Minimum supply voltage4.75 V
Nominal supply voltage5 V
surface mountYES
technologyBICMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
maximum transmission delay60 ns
width3.9 mm
SP481/SP483/SP485
Low Power Half-Duplex RS-485 Transceivers
FEATURES
+5V Only
Low Power BiCMOS
Driver/Receiver Enable
Slew Rate Limited Driver for
Low EMI (SP483)
Low Power Shutdown Mode (SP481
and SP483)
RS-485 and RS-422 Drivers/Receivers
RO 1
R
8
V
CC
B
RE 2
7
DE 3
6
A
D
DI 4
SP485
Top View
5
GND
SP481, SP483, SP485
Pinout (Top View)
DESCRIPTION
The
SP481, SP483,
and the
SP485
are a family of half-duplex transceivers that meet the
requirements of RS-485 and RS-422. Their BiCMOS design allows low power operation
without sacrificing performance. The
SP481
and
SP485
meet the requirements of RS-485
and RS-422 up to 5Mbps. Additionally, the
SP481
is equipped with a low power Shutdown
mode. The
SP483
is internally slew rate limited to reduce EMI and can meet the requirements
of RS-485 and RS-422 up to 250kbps. The
SP483
is also equipped with a low power
Shutdown mode.
RO 1
RE 2
DE 3
DI 4
R
8 Vcc
7 B
6 A
D
SP481, SP483, and SP485
5 GND
Rev. 07/28/04
SP481/483/485 Low Power Half-Duplex RS485 Transceivers
© Copyright 2002 Sipex Corporation
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