MAX489EEPD+ Maxim Integrated Products, MAX489EEPD+ Datasheet
MAX489EEPD+
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... Low-Power RS-485 Transceivers Low-Power RS-422 Transceivers Level Translators Transceivers for EMI-Sensitive Applications Industrial-Control Local Area Networks ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. Next-Generation Device Features ♦ For Fault-Tolerant Applications: MAX3430: ± ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers ABSOLUTE MAXIMUM RATINGS Supply Voltage (V ) .............................................................12V CC – — – Control Input Voltage ( DE)...................-0. Driver Input Voltage (DI).............................-0. Driver Output Voltage ( ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers DC ELECTRICAL CHARACTERISTICS (continued ±5 unless otherwise noted.) (Notes MIN MAX PARAMETER SYMBOL No-Load Supply Current I CC (Note 3) Supply ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers SWITCHING CHARACTERISTICS—MAX481E/MAX485E, MAX490E/MAX491E, MAX1487E ( ±5 unless otherwise noted.) (Notes MIN MAX PARAMETER SYMBOL Driver Enable from Shutdown to t ZH(SHDN) Output ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers NOTES FOR ELECTRICAL/SWITCHING CHARACTERISTICS Note 1: All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to device ground unless otherwise specified. Note 2: All ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers ____________________________Typical Operating Characteristics (continued 5V +25°C, unless otherwise noted DRIVER DIFFERENTIAL OUTPUT VOLTAGE vs. TEMPERATURE 2 2.2 2.1 2.0 1.9 1.8 1.7 1.6 1.5 -60 ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers ______________________________________________________________Pin Description PIN MAX481E/MAX483E MAX488E MAX485E/MAX487E MAX490E MAX1487E — 3 — — 5 — — — — — — — ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers TOP VIEW GND DIP/SO Figure 1. MAX481E/MAX483E/MAX485E/MAX487E/MAX1487E Pin Configuration and Typical Operating Circuit TOP VIEW V ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers __________Function Tables (MAX481E/MAX483E/MAX485E/MAX487E/MAX1487E) Table 1. Transmitting INPUTS High-Z X High Don't care High-Z = High impedance * Shutdown ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers 1500 C D DISCHARGE CHARGE CURRENT LIMIT RESISTOR RESISTANCE HIGH C s STORAGE VOLTAGE 100pF CAPACITOR DC SOURCE Figure 4. Human Body ESD Test Model R 50M to 100M R 330 ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers DIFF Figure 10. Driver/Receiver Timing Test Circuit PLH PHL 1/2 ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers 10dB/div 0Hz 500kHz/div Figure 16. Driver Output Waveform and FFT Plot of MAX485E/MAX490E/MAX491E/MAX1487E Transmitting a 150kHz Signal The major difference between tests done using the Human Body Model and IEC1000-4-2 is higher peak current ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers 100pF Z B TTL < 6ns 100pF Figure 18. Receiver Propagation Delay Test Circuit It takes the drivers and receivers longer to ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers A 500mV/div B RO 5V/div 25ns/div Figure 19. MAX481E/MAX485E/MAX490E/MAX1487E Receiver t PHL A 500mV/div B RO 5V/div 200ns/div Figure 21. MAX483E/MAX487E–MAX489E Receiver s/div Figure 23. ...
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ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers 120 MAX481E MAX483E MAX485E MAX487E MAX1487E Figure 25. MAX481E/MAX483E/MAX485E/MAX487E/MAX1487E Typical Half-Duplex RS-485 Network A 120 120 ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 16 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2003 Maxim Integrated Products ...