SP3490EN Exar Corporation, SP3490EN Datasheet
SP3490EN
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SP3490EN Summary of contents
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Low Power Full Duplex RS-485 Transceivers with 10Mbps Data Rate Full Duplex RS-485 and RS-422 Transceivers Operates from a single +3.3V supply Interoperable with +5.0V logic Driver/Receiver Tri-state Enable Lines (SP3491) -7V to +12V Common-Mode Input Voltage Range ...
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ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions ...
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SPECIFICATIONS (continued and V = 3.3V ± 5% unless otherwise noted. AMB MIN MAX CC PARAMETERS MIN. SP3490 RECEIVER AC Characteristics Maximum Data Rate 10 Receiver Input to Output PLH Receiver Input to ...
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S3 1.5V 1k -1. 15pF L = (NOTE 2) GENERATOR (NOTE 1) 50Ω Figure 7. Receiver Enable and Disable Timing Circuit IN 1.5V 1. DPLH DPHL 90% 90% 50% 50% OUT 10% 10% t ...
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SPECIFICATIONS and V = +3.3V ± 5% unless otherwise noted. AMB MIN MAX CC PARAMETERS MIN. SP3491 DRIVER DC Characteristics Differential Output Voltage GND Differential Output Voltage Differential Output Voltage 1.5 Change in Magnitude of ...
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SPECIFICATIONS (continued and V = +3.3V ± 5% unless otherwise noted. AMB MIN MAX CC PARAMETERS MIN. SP3491 RECEIVER DC Characteristics Differential Input Threshold -0.2 Input Hysteresis Output Voltage HIGH V CC Output Voltage LOW ...
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Vcc GND 4 Figure 13. Pinout for the SP3490 REB GND 6 GND 7 Figure 14. Pinout for the SP3491 Rev. 10/11/02 ...
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DESCRIPTION The SP3490 and the SP3491 are two members in the family of +3.3V low power full duplex transceivers that meet the electrical specifications of the RS-485 and RS-422 serial protocols. These devices are pin-to-pin compatible with the Sipex SP490 ...
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D1 = 0.005" min. (0.127 min 0.100 BSC (2.540 BSC) ALTERNATE END PINS (BOTH ENDS) DIMENSIONS (Inches) Rev. 10/11/02 SP3490/3491 Low Power Full-Duplex RS485 Transceivers PACKAGE: PLASTIC DUAL–IN–LINE (NARROW 0.015" min. ...
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DIMENSIONS (Inches) Minimum/Maximum Rev. 10/11/02 SP3490/3491 Low Power Full-Duplex RS485 Transceivers PACKAGE: PLASTIC SMALL OUTLINE (SOIC) (NARROW 45° L 8–PIN (mm) A 0.053/0.069 0.053/0.069 (1.346/1.748) (1.346/1.748) A1 0.004/0.010 0.004/0.010 (0.102/0.249 (0.102/0.249) ...
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... Model SP3490CN SP3490CP SP3490EN SP3490EP SP3491CN SP3491CP SP3491EN. SP3491EP Please consult the factory for pricing and availability on a Tape-On-Reel option. Available in lead free packaging. To order, add "-L" suffix to the part number. Example: SP3490CN = standard; SP3490CN -L = lead free. Corporation Sipex Corporation ...