Product Summary
The MAX3485EESA+T is a 3.3V, low-power transceiver for RS-485 and RS-422 communication. Each part contains one driver and one receiver. The MAX3485EESA+T features slew-rate-limited drivers that minimize EMI and reduce reflections caused by improperly terminated cables, allowing error-free data transmission at data rates up to 250kbps. The partially slew-rate-limited MAX3486 transmits up to 2.5Mbps. The MAX3485EESA+T transmits at up to 10Mbps. Drivers are short-circuit current limited and are protected against excessive power dissipation by thermal shutdown circuitry that places the driver outputs into a high-impedance state. The receiver input has a fail-safe feature that guarantees a logic-high output if both inputs are open circuit. The MAX3485EESA+T features full-duplex communication, while the MAX3485EESA+T is designed for half-duplex communication.
Parametrics
MAX3485EESA+T absolute maximum ratings: (1)Supply Voltage (VCC): 7V; (2)Control Input Voltage (RE, DE): -0.3V to 7V; (3)Driver Input Voltage (DI): -0.3V to 7V; (4)Driver Output Voltage (A, B, Y, Z): -7.5V to 12.5V; (5)Receiver Input Voltage (A, B): -7.5V to 12.5V; (6)Receiver Output Voltage (RO): -0.3V to (VCC + 0.3V); (7)Continuous Power Dissipation (TA = +70°C): 8-Pin Plastic DIP (derate 9.09mW/°C above +70°C): 727mW, 8-Pin SO (derate 5.88mW/°C above +70°C): 471mW.
Features
MAX3485EESA+T features: (1)Operate from a Single 3.3V Supply-No Charge Pump; (2)Interoperable with +5V Logic; (3)8ns Max Skew (MAX3485/MAX3490/MAX3491); (4)Slew-Rate Limited for Errorless Data Transmission (MAX3483/MAX3488); (5)2nA Low-Current Shutdown Mode (MAX3483/MAX3485/MAX3486/MAX3491); (6)-7V to +12V Common-Mode Input Voltage Range; (7)Allows up to 32 Transceivers on the Bus; (8)Full-Duplex and Half-Duplex Versions Available; (9)Industry Standard 75176 Pinout (MAX3483/MAX3485/MAX3486); (10)Current-Limiting and Thermal Shutdown for Driver Overload Protection.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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MAX3485EESA+T |
Maxim Integrated Products |
RS-422/RS-485 Interface IC 3.3V 12Mbps Transceiver |
Data Sheet |
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MAX3000E |
Other |
Data Sheet |
Negotiable |
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MAX3000EEBP-T |
Maxim Integrated Products |
Translation - Voltage Levels |
Data Sheet |
Negotiable |
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MAX3000EEUP |
Maxim Integrated Products |
Translation - Voltage Levels |
Data Sheet |
Negotiable |
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MAX3000EEUP+ |
Maxim Integrated Products |
Translation - Voltage Levels 1.2-5.5V .1uA 35Mbps 8Ch |
Data Sheet |
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MAX3000EEUP+T |
Maxim Integrated Products |
Translation - Voltage Levels 1.2-5.5V .1uA 35Mbps 8Ch |
Data Sheet |
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MAX3000EEUP-T |
Maxim Integrated Products |
Translation - Voltage Levels |
Data Sheet |
Negotiable |
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