MAX3488 MAXIM [Maxim Integrated Products], MAX3488 Datasheet
MAX3488
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MAX3488 Summary of contents
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... The receiver input has a fail-safe feature that guarantees a logic-high output if both inputs are open circuit. The MAX3488, MAX3490, and MAX3491 feature full- duplex communication, while the MAX3483, MAX3485, and MAX3486 are designed for half-duplex communi- cation. ...
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Slew-Rate-Limited True RS-485/RS-422 Transceivers ABSOLUTE MAXIMUM RATINGS Supply Voltage (V ) ...............................................................7V CC Control Input Voltage (RE, DE) ...................................-0. Driver Input Voltage (DI) .............................................-0. Driver Output Voltage ( Z)..........................-7.5V to 12.5V ...
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Slew-Rate-Limited DC ELECTRICAL CHARACTERISTICS (continued 3.3V ±0.3V unless otherwise noted. Typical values are MIN MAX PARAMETER SYMBOL Supply Current Supply Current in Shutdown Mode I ...
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... Slew-Rate-Limited True RS-485/RS-422 Transceivers DRIVER SWITCHING CHARACTERISTICS—MAX3483 and MAX3488 (V = 3.3V +25° PARAMETER Driver Differential Output Delay Driver Differential Output Transition Time Driver Propagation Delay, Low-to-High Level Driver Propagation Delay, High-to-Low Level | | Driver Propagation Delay Skew (Note 2) ...
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Slew-Rate-Limited __________________________________________Typical Operating Characteristics (V = 3.3V +25°C, unless otherwise noted OUTPUT CURRENT vs. RECEIVER OUTPUT LOW VOLTAGE 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT LOW ...
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... Slew-Rate-Limited True RS-485/RS-422 Transceivers _____________________________Typical Operating Characteristics (continued) SUPPLY CURRENT vs. TEMPERATURE 1.2 1.1 1 0.9 0.8 0.7 -40 - TEMPERATURE (°C) ______________________________________________________________Pin Description PIN MAX3483/ MAX3488/ MAX3485/ MAX3491 MAX3490 MAX3486 — — — — ...
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... DIP/SO Figure 1. MAX3483/MAX3485/MAX3486 Pin Configuration and Typical Operating Circuit TOP VIEW GND 4 D DIP/SO Figure 2. MAX3488/MAX3490 Pin Configuration and Typical Operating Circuit TOP VIEW N. ...
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Slew-Rate-Limited True RS-485/RS-422 Transceivers Figure 4. Driver V and (+) Figure 6. Receiver V and GENERATOR ...
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Slew-Rate-Limited D GENERATOR (NOTE Figure 8. Driver Propagation Times 50pF L (NOTE 5) GENERATOR (NOTE Figure ...
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Slew-Rate-Limited True RS-485/RS-422 Transceivers GENERATOR (NOTE 4) 50 1.5V 0V Figure 11. Receiver Propagation Delay S3 1.5V -1.5V GENERATOR (NOTE 4) IN 1.5V t PRZH t PRSH OUT 1.5V IN 1.5V t PRHZ OUT ...
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... MAX3491 are low-power transceivers for RS-485 and RS-422 communications. The MAX3483 and MAX3488 can transmit and receive at data rates up to 250kbps, the MAX3486 2.5Mbps, and the MAX3485/ MAX3490/MAX3491 10Mbps. The MAX3488/ MODE A* MAX3490/MAX3491 are full-duplex transceivers, while the MAX3483/MAX3485/MAX3486 are half-duplex. ...
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... Z 1V/div Y 1V/div 1 s/div Figure 17. MAX3483/MAX3488 Driver Propagation Delay DI 5V/div 2V/div RO 5V/div 2 s/div Figure 19. MAX3483/MAX3488 System Differential Voltage at 125kHz Driving 4000 ft of Cable 12 ______________________________________________________________________________________ B 1V/div A 1V/div RO 2V/div 20ns/div Figure 16. MAX3485/MAX3490/MAX3491 Receiver Propagation Delay Driven by External RS-485 Device B 1V/div A 1V/div ...
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... The receiver skew time PRLH (20ns for the MAX3483/MAX3488). The driver skew times are 8ns for the MAX3485/MAX3490/MAX3491, 11ns for the MAX3486, and typically under 100ns for the MAX3483/MAX3488. ______________________________________________________________________________________ True RS-485/RS-422 Transceivers B ...
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... Slew-Rate-Limited True RS-485/RS-422 Transceivers A 120 120 NOTE: RE AND DE ON MAX3491 ONLY. Figure 22. MAX3488/MAX3490/MAX3491 Full-Duplex RS-485 Network A RO 120 120 D Y NOTE: RE AND DE ON MAX3491 ONLY. Figure 23. Line Repeater for MAX3488/MAX3490/MAX3491 14 ...
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... MAX3486ESA -40°C to +85°C MAX3488CPA 0°C to +70°C MAX3488CSA 0°C to +70°C MAX3488C/D 0°C to +70°C MAX3488EPA -40°C to +85°C MAX3488ESA -40°C to +85°C MAX3490CPA 0°C to +70°C MAX3490CSA 0°C to +70°C MAX3490C/D 0°C to +70°C MAX3490EPA -40°C to +85°C MAX3490ESA -40° ...
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Slew-Rate-Limited True RS-485/RS-422 Transceivers ________________________________________________________Package Information Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. ...