MAX483ESA+T by Analog Devices

Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers


The MAX481, MAX483, MAX485, MAX487–MAX491, and MAX1487 are low-power transceivers for RS-485 and RS-422 communication. Each part contains one driver and one receiver.

Where to Buy

Prices starting from US$2.86

Distributor Stock
Logo for Farnell
Farnell
from US$2.89
2,149
in stock
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Logo for Newark Electronics
Newark Electronics
from US$3.20
2,149
in stock
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Logo for element14
element14
from US$3.07
2,149
in stock
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Logo for Avnet Asia
Avnet Asia
from US$2.86
-
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Logo for Analog Devices
Analog Devices
from US$3.08
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Features

Low Power Consumption Minimizes Thermal Dissipation, Reducing System Cost 120µA to 500µA Quiescent Current Shutdown Current of 0.1µA Single 5V Supply Voltage
120µA to 500µA Quiescent Current
Shutdown Current of 0.1µA
Single 5V Supply Voltage
Slew-Rate-Limited Drivers (MAX483/MAX487/MAX488 and MAX489) Up to 250kbps Data Rate Unlimited Drivers: Up to 2.5Mbps Data Rate
Up to 250kbps Data Rate
Unlimited Drivers: Up to 2.5Mbps Data Rate
Integrated Protection Enhances System Robustness Short Circuit Current Limited Driver Integrated Thermal Shutdown Receiver Fail-Safe for Input Open Circuit Guarantees Logic High
Short Circuit Current Limited Driver
Integrated Thermal Shutdown
Receiver Fail-Safe for Input Open Circuit
Guarantees Logic High
1/4 Unit Loading (MAX487/ MAX1487 only) Allows Up to 128 Devices on a Single Bus 48kΩ Receiver Input Resistance
48kΩ Receiver Input Resistance

Specifications

# Tx/Rx 1Tx + 1Rx
Duplex Half
VSUPPLY (V) 5
Data Rate (kbps) (min) 250
ICC (mA) (typ) 0.35
Tx EN Yes
Rx EN Yes
ICC (Shutdn.) (µA) (typ) 0.1
Oper. Temp. (°C) -55 to +125-40 to +850 to +70
Package/Pins CDIP/8PDIP/8SOIC (N)/8UMAX/8
BudgetaryPrice (See Notes) 1.72


MAX483ESA+T Semiconductors - ICs by Analog Devices

RS422/RS485 TXRX 250KBPS 5.25V NSOIC

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

The MAX481, MAX483, MAX485, MAX487–MAX491, and MAX1487 are low-power transceivers for RS-485 and RS- 422 communication. Each part contains one driver and one receiver. The MAX483, MAX487, MAX488, and MAX489 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 MAX481, MAX485, MAX490, MAX491, and MAX1487 are not limited, allowing them to transmit up to 2.5Mbps. These transceivers draw between 120µA and 500µA of supply current when unloaded or fully loaded with disabled drivers. Additionally, the MAX481, MAX483, and MAX487 have a low-current shutdown mode in which they consume only 0.1µA. 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 the driver outputs into a high-imped- ance state. The receiver input has a fail-safe feature that guarantees a logic-high output if the input is open circuit. The MAX487 and MAX1487 feature quarter-unit-load receiver input impedance, allowing up to 128 MAX487/ MAX1487 transceivers on the bus. Full-duplex communi- cations are obtained using the MAX488–MAX491, while the MAX481, MAX483, MAX485, MAX487, and MAX1487 are designed for half-duplex applications.

Specifications

Device Type Transceiver
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 NSOIC
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 MAX483E
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Rs422/Rs485 Txrx, 250Kbps, 5.25V, Nsoic | Newark Electronics
RS422/RS485 TXRX, 250KBPS, 5.25V, NSOIC | element14
Single Transmitter/Receiver RS-422/RS-485 8-Pin SOIC N T/R | Avnet Asia
Low-Power, Slew-Rate-Limited R | Analog Devices

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX483ESA+T ?

Additional datasheets, footprints and schematics for MAX483ESA+T are listed on our Part Details page. You can also find images and similar parts to MAX483ESA+T on this page.

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Is the MAX483ESA+T RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX483ESA+T have stock available?

Authorised distributors including Newark Electronics, element14, Farnell, Avnet Asia and Analog Devices have stock available or on a lead time for MAX483ESA+T .

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