SP491EEP Exar Corporation, SP491EEP Datasheet
SP491EEP
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SP491EEP Summary of contents
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Enhanced Full Duplex RS-485 Transceivers +5V Only Low Power BiCMOS Driver/Receiver Enable (SP491E) RS-485 and RS-422 Drivers/Receivers Pin Compatible with LTC490 and SN75179 (SP490E) Pin Compatible with LTC491 and SN75180 (SP491E) Improved ESD Specifications: 15kV Human Body Model 15kV ...
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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 unless otherwise noted. MIN MAX CC PARAMETERS MIN. SP490E RECEIVER AC Characteristics Maximum Data Rate Receiver Input to Output Receiver Input to Output Diff. Receiver Skew PLH ...
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DRIVER OUTPUT Y + DIFFERENTIAL OUTPUT – – SKEW = DPLH - DPHL Figure 5. Driver Propagation Delays +3V 1. ...
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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 unless otherwise noted. MIN MAX CC PARAMETERS MIN. SP491E RECEIVER DC Characteristics Differential Input Threshold -0.2 Input Hysteresis Output Voltage HIGH Output Voltage LOW Three State (high impedance) Output Current ...
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FEATURES The SP490E and SP491E are full-duplex dif- ferential transceivers that meet the requirements of RS-485 and RS-422. Fabricated with a Sipex proprietary BiCMOS process, both products require a fraction of the power of older bipolar designs. THEORY OF OPERATION ...
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SW1 SW1 SW1 DC Power Source Figure 10. ESD Test Circuit for IEC1000-4-2 There are different methods of ESD testing applied: a) MIL-STD-883, Method 3015.7 b) IEC1000-4-2 Air-Discharge c) IEC1000-4-2 Direct Contact The Human ...
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The high energy potential on the person discharges through an arcing path to the ...
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D1 = 0.005" min. (0.127 min 0.100 BSC (2.540 BSC) ALTERNATE END PINS (BOTH ENDS) DIMENSIONS (Inches) Minimum/Maximum 8–PIN (mm) 0.115/0.195 A2 (2.921/4.953) 0.014/0.022 B (0.356/0.559) B1 0.045/0.070 (1.143/1.778) C 0.008/0.014 (0.203/0.356) 0.355/0.400 D (9.017/10.160) ...
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DIMENSIONS (Inches) Minimum/Maximum 8–PIN (mm) A 0.053/0.069 (1.346/1.748) A1 0.004/0.010 (0.102/0.249 B 0.014/0.019 (0.35/0.49) D 0.189/0.197 (4.80/5.00) E 0.150/0.157 (3.802/3.988) e 0.050 BSC (1.270 BSC) H 0.228/0.244 (5.801/6.198) h 0.010/0.020 (0.254/0.498) L 0.016/0.050 (0.406/1.270) Ø ...
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... SP491ECN ....................................................... 0˚C to +70˚C ................................................... 14-Pin NSOIC SP491ECP ........................................................ 0˚C to +70˚C ......................................................... 14-Pin DIP SP491EEN. ..................................................... -40˚C to +85˚C ................................................. 14-Pin NSOIC SP491EEP ...................................................... -40˚C to +85˚C ....................................................... 14-Pin DIP Please consult the factory for pricing and availability on a Tape-On-Reel option. Now available in Lead Free. To order add "-L' to the part number. ...