Product Summary
The MAX3491EESD is a ±15kV ESD-protected, +3.3V, low-power transceivers for RS-485 and RS-422 communications. The MAX3491EESD 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. Applications of the MAX3491EESD include: telecommunications, industrial-control local area networks,transceivers for EMI-sensitive application integrated servicesdigital networks, packet switching.
Parametrics
MAX3491EESD absolute maximum ratings: (1) Supply Voltage (VCC) : +7V; (2) Control Input Voltage (RE, DE) : -0.3 to +7V; (3) Driver Input Voltage (DI) : -0.3 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) Operating Temperature Ranges: -40 to +85°C; (8) Storage Temperature Range: -65 to +150°C; (9) Lead Temperature (soldering, 10sec) : +300°C.
Features
MAX3491EESD features: (1) ESD Protection for RS-485 I/O Pins ±15kV- Human Body Model; (2) Operate from a Single +3.3V Supply-No Charge Pump Required; (3) Interoperable with +5V Logic; (4) Interoperable with +5V Logic; (5) Guaranteed 12Mbps Data Rate; (6) 2nA Low-Current Shutdown Mode; (7) -7V to +12V Common-Mode Input Voltage Range; (8) Industry-Standard 75176 Pinout; (9) Current-Limiting and Thermal Shutdown for Driver Overload Protection.
Diagrams
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Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||
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MAX3491EESD |
Maxim Integrated Products |
RS-422/RS-485 Interface IC |
Data Sheet |
Negotiable |
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MAX3491EESD+ |
Maxim Integrated Products |
RS-422/RS-485 Interface IC 3.3V 12Mbps Transceiver |
Data Sheet |
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MAX3491EESD+T |
Maxim Integrated Products |
RS-422/RS-485 Interface IC 3.3V 12Mbps Transceiver |
Data Sheet |
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MAX3491EESD-T |
Maxim Integrated Products |
RS-422/RS-485 Interface IC |
Data Sheet |
Negotiable |
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