MAX485EESA+ by Analog Devices

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers


The MAX481E, MAX483E, MAX485E, MAX487E- MAX491E, and MAX1487E are low-power transceivers for RS-485 and RS-422 communications in harsh environments. Each driver output and receiver input is protected against ±15kV electro-static discharge (ESD) shocks, without latchup. These parts contain one driver and one receiver. The MAX483E, MAX487E, MAX488E, and MAX489E feature reduced slew-rate drivers that minimize EMI and reduce reflections caused by improperly terminated cables, thus allowing error-free data transmission up to 250kbps. The driver slew rates of the MAX481E, MAX485E, MAX490E, MAX491E, and MAX1487E are not limited, allowing them to transmit up to 2.5Mbps. These transceivers draw as little as 120µA supply current when unloaded or when fully loaded with disabled drivers (see Selector Guide). Additionally, the MAX481E, MAX483E, and MAX487E have a low-current shutdown mode in which they consume only 0.5µA. All parts operate from a single +5V supply. Drivers are short-circuit current limited, and are protected against excessive power dissipation by thermal shutdown circuitry that places their outputs into a high-impedance state. The receiver input has a fail-safe feature that guarantees a logic-high output if the input is open circuit. The MAX487E and MAX1487E feature quarter-unit-load receiver input impedance, allowing up to 128 transceivers on the bus. The MAX488E-MAX491E are designed for full-duplex communications, while the MAX481E, MAX483E, MAX485E, MAX487E, and MAX1487E are designed for half-duplex applications. For applications that are not ESD sensitive see the pinand function-compatible MAX481, MAX483, MAX485, MAX487-MAX491, and MAX1487.

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Prices starting from US$1.38

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Features

For Fault-Tolerant Applications: MAX3430: ±80V Fault-Protected, Fail-Safe, 1/4- Unit Load, +3.3V, RS-485 Transceiver MAX3080-MAX3089: Fail-Safe, High-Speed (10Mbps), Slew-Rate-Limited, RS-485/RS-422 Transceivers
For Space-Constrained Applications: MAX3460-MAX3464: +5V, Fail-Safe, 20Mbps, Profibus, RS-485/RS-422 Transceivers MAX3362: +3.3V, High-Speed, RS-485/RS-422 Transceiver in a SOT23 Package MAX3280E-MAX3284E: ±15kV ESD-Protected, 52Mbps, +3V to +5.5V, SOT23, RS-485/RS-422 True Fail-Safe Receivers MAX3030E-MAX3033E: ±15kV ESD-Protected, +3.3V, Quad RS-422 Transmitters
For Multiple Transceiver Applications: MAX3293/MAX3294/MAX3295: 20Mbps, +3.3V, SOT23, RS-485/RS-422 Transmitters
For Fail-Safe Applications: MAX3440E-MAX3444E: ±15kV ESD-Protected, ±60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers
For Low-Voltage Applications: MAX3483E/MAX3485E/MAX3486E/MAX3488E/ MAX3490E/MAX3491E: +3.3V Powered, ±15kV ESD-Protected, 12Mbps, Slew-Rate-Limited, True RS-485/RS-422 Transceivers

Specifications

# Tx/Rx 1Tx + 1Rx
Duplex Half
VSUPPLY (V) 5
Data Rate (kbps) (min) 2500
ICC (mA) (typ) 0.5
ESD Protect. (±kV) 15
Tx EN Yes
Rx EN Yes
Oper. Temp. (°C) -40 to +850 to +70
Package/Pins PDIP/8SOIC (N)/8
BudgetaryPrice (See Notes) 2.19


MAX485EESA+ Semiconductors - ICs by Analog Devices

TRANSCEIVER RS485/422 2.5MBPS 8SOIC

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Device Type Line Driver / Receiver
IC Interface Type RS422 RS485
No. of Drivers 1Drivers
No. of Receivers 1Receivers
Supply Voltage Min 4.75V
Supply Voltage Max 5.25V
Driver Case Style SOIC
No. of Pins 8Pins
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
MSL MSL 1 - Unlimited
IC Generic Number MAX485E
SVHC No SVHC (15-Jan-2018)
Base Number 485
Data Rate 2.5Mbps
IC Temperature Range Industrial
Line Bus Drive Receive Transceiver Type Transceiver
Operating Temperature Range -40°C to +85°C
Supply Current 500µA
Supply Voltage Range 4.75V to 5.25V
Termination Type Surface Mount Device

Alternative Descriptions

±15kV ESD-Protected, Slew-Rate | Analog Devices
RS485/422 Transc. -40/+85°C SO8 | Schukat Electronic
IC: interface | Transfer Multisort Elektronik
Rs422/Rs485 Line Driver/Receiver, 5.25V | Newark Electronics
TRANSCEIVER, RS485/422, 2.5MBPS, 8SOIC | element14

Frequently Asked Questions

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Is the MAX485EESA+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including Analog Devices, Schukat Electronic, Chip One Stop, Transfer Multisort Elektronik and Newark Electronics have stock available or on a lead time for MAX485EESA+ .

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